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	<title>Sh4dow Hell &#187; parser</title>
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		<title>Zrób to sam, z nudów układamy css&#8217;a</title>
		<link>http://www.sh4dow.pl/2009/03/zrob-to-sam-z-nudow-ukladamy-cssa/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=zrob-to-sam-z-nudow-ukladamy-cssa</link>
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		<pubDate>Tue, 17 Mar 2009 12:33:25 +0000</pubDate>
		<dc:creator>Sh4dow</dc:creator>
				<category><![CDATA[C0ding...]]></category>
		<category><![CDATA[css]]></category>
		<category><![CDATA[parser]]></category>
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		<guid isPermaLink="false">http://www.sh4dow.pl/?p=54</guid>
		<description><![CDATA[<a href="http://www.sh4dow.pl/2009/03/zrob-to-sam-z-nudow-ukladamy-cssa/" title="Zrób to sam, z nudów układamy css&#039;a"></a>Z nudów człowiek robi dziwne rzeczy. Jedną z nich jest parser dla plików CSS. Początkowo miał być to tokenizer który pozwoliłby na tworzenie różnego rodzaju narzędzi operujących na stylach CSS. Niestety po zapoznaniu się dokładnie ze strukturą CSS w wersji &#8230;<p class="read-more"><a href="http://www.sh4dow.pl/2009/03/zrob-to-sam-z-nudow-ukladamy-cssa/">Read more &#187;</a></p>]]></description>
			<content:encoded><![CDATA[<a href="http://www.sh4dow.pl/2009/03/zrob-to-sam-z-nudow-ukladamy-cssa/" title="Zrób to sam, z nudów układamy css&#039;a"></a><p>Z nudów człowiek robi dziwne rzeczy. Jedną z nich jest parser dla plików CSS. Początkowo miał być to tokenizer który pozwoliłby na tworzenie różnego rodzaju narzędzi operujących na stylach CSS. Niestety po zapoznaniu się dokładnie ze <a href="http://www.w3.org/TR/CSS21/css2.txt">strukturą CSS w wersji 2.1</a> odkładam ten plan na bliżej nie określoną przyszłość. Ale na pewno napisze, bo może być to ciekawe doświadczenie.</p>
<p>Po co mi ten skrypt ? Bo czasami jak otrzymam od kogoś kawałek szablonu ze skryptami. To wygląda to jak pole po bitwie lub niekończące się tasiemce. Często w pracy grafik przysyła nam szablony pocięte do tego CSS gdzie każda klasa szablonu jest napisana w jednej linii, a do tego bardzo długiej. Ja preferuje zupełnie odmienny styl.<br />
<span id="more-54"></span><br />
Na początek musimy przeanalizować plik CSS. Wykorzystamy do tego proste wyrażenia regularne, które rozpoznają nam poszczególne części. Musimy rozpoznać 3 podstawowe rzeczy: Nazwę klasy wraz z jej &#8216;ciałem&#8217;, następnie z ów ciała musimy wyciągnąć atrybuty i ich wartości. Trzecią i ostatnią rzeczą są komentarze, które z mojego punktu widzenia są w ogóle niepotrzebne więc w tej wersji są po prostu usuwane.</p>

<div class="wp_syntax"><div class="code"><pre class="php" style="font-family:monospace;"><span style="color: #666666; font-style: italic;">/* wyrazenie regularne do wyszukiwania klas */</span>
<span style="color: #000088;">$patern_main</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'~([\.|#]?[^{]*)[\s]*\{([^}]*)\}~i'</span><span style="color: #339933;">;</span>
<span style="color: #666666; font-style: italic;">/* wyrazenie regularne do wyszukiwania atrybutow w klasach */</span>
<span style="color: #000088;">$patern_css</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'~([^\:\;\s]+)\s*:\s*([^\;\s]+)~i'</span><span style="color: #339933;">;</span>
<span style="color: #666666; font-style: italic;">/* wyrazenie regularne do wyszukania i usuniecia komentarzy */</span>
<span style="color: #000088;">$patern_comments</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'~\/\*[^*]*\*+([^/*][^*]*\*+)*\/~i'</span><span style="color: #339933;">;</span></pre></div></div>

<p>Cała reszta jest już prosta. W pierwszej kolejności usuwamy wszystkie znaki nowej linii oraz tabulatory, a następnie pozbywamy się wszystkich komentarzy. czyli:</p>

<div class="wp_syntax"><div class="code"><pre class="php" style="font-family:monospace;"><span style="color: #000088;">$css</span> <span style="color: #339933;">=</span> <span style="color: #990000;">file_get_contents</span><span style="color: #009900;">&#40;</span><span style="color: #0000ff;">'/sciezka/do/pliku.css'</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$css</span> <span style="color: #339933;">=</span> <span style="color: #990000;">str_replace</span><span style="color: #009900;">&#40;</span><span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\n</span>&quot;</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\r</span>&quot;</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\t</span>&quot;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">''</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css</span> <span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
<span style="color: #666666; font-style: italic;">/* usuwanie komentarzy */</span>
<span style="color: #000088;">$css</span> <span style="color: #339933;">=</span> <span style="color: #990000;">preg_replace</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$patern_comments</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">''</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span></pre></div></div>

<p>Tak obrobiony styl będziemy teraz przeszukiwać, korzystając z wyrażeń regularnych.</p>

<div class="wp_syntax"><div class="code"><pre class="php" style="font-family:monospace;"><span style="color: #666666; font-style: italic;">/* wyszukiwanie klas */</span>
<span style="color: #990000;">preg_match_all</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$patern_main</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css</span><span style="color: #339933;">,</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
&nbsp;
<span style="color: #000088;">$css_array</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
<span style="color: #b1b100;">foreach</span> <span style="color: #009900;">&#40;</span><span style="color: #990000;">array_keys</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">0</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$key</span><span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span>
	<span style="color: #000088;">$css_match</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> <span style="color: #666666; font-style: italic;">//czyscimy tablice w przypadku pustej klasy</span>
	<span style="color: #000088;">$css_body</span> <span style="color: #339933;">=</span> <span style="color: #990000;">trim</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">2</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span> <span style="color: #000088;">$key</span> <span style="color: #009900;">&#93;</span> <span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
	<span style="color: #b1b100;">if</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$css_body</span> <span style="color: #339933;">!=</span> <span style="color: #0000ff;">''</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span> <span style="color: #666666; font-style: italic;">//jesli definicja klasy jest pusta to ja opuszczamy</span>
		<span style="color: #990000;">preg_match_all</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$patern_css</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css_body</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css_match</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
		<span style="color: #000088;">$css_array</span><span style="color: #009900;">&#91;</span> <span style="color: #990000;">trim</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">1</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span> <span style="color: #000088;">$key</span> <span style="color: #009900;">&#93;</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#93;</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array_combine</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$css_match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">1</span><span style="color: #009900;">&#93;</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css_match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">2</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
	<span style="color: #009900;">&#125;</span> <span style="color: #b1b100;">else</span> <span style="color: #009900;">&#123;</span>
		<span style="color: #000088;">$css_array</span><span style="color: #009900;">&#91;</span> <span style="color: #990000;">trim</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">1</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span> <span style="color: #000088;">$key</span> <span style="color: #009900;">&#93;</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#93;</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
	<span style="color: #009900;">&#125;</span>
<span style="color: #009900;">&#125;</span></pre></div></div>

<p>W ten sposób mamy już &#8222;rozłożony&#8221; styl CSS na czynniki pierwsze. Można by się pokusić oczywiście o sprawdzanie poprawności poszczególnych elementów i ich wartości. Ale sądzę że jest to raczej czysta formalność stworzyć słownik atrybutów oraz ich dopuszczalnych wartości.<br />
Drugim pomysłem może być powiedzmy analiza i wyszukanie powtarzających się klas lub też wielokrotne powtarzanie tych samych atrybutów wraz z wartościami w różnych klasach. Ale podejrzewam, że będzie to materiał na inny wpis.</p>
<p>Teraz może poukładamy wszystkie klasy na dwa sposoby, &#8222;tasiemiec&#8221; oraz &#8222;drzewko&#8221;. Żeby wyjaśnić różnice pokaże przykładzie.</p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">body <span style="color: #00AA00;">&#123;</span> <span style="color: #000000; font-weight: bold;">background-color</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">white</span><span style="color: #00AA00;">;</span> <span style="color: #000000; font-weight: bold;">margin</span><span style="color: #00AA00;">:</span> <span style="color: #933;">0px</span><span style="color: #00AA00;">;</span> <span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">0px</span><span style="color: #00AA00;">;</span> <span style="color: #00AA00;">&#125;</span>
<span style="color: #808080; font-style: italic;">/*lub*/</span>
body <span style="color: #00AA00;">&#123;</span> 
	<span style="color: #000000; font-weight: bold;">background-color</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">white</span><span style="color: #00AA00;">;</span> 
	<span style="color: #000000; font-weight: bold;">margin</span><span style="color: #00AA00;">:</span> <span style="color: #933;">0px</span><span style="color: #00AA00;">;</span> 
	<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">0px</span><span style="color: #00AA00;">;</span> 
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p>Poniżej układamy CSS&#8217;a jeśli chcemy tasiemce zmienne <strong>$nl</strong> i <strong>$tab</strong> pozostawiamy puste lub też pozostawiamy tak jak teraz i mamy drzewka.</p>

<div class="wp_syntax"><div class="code"><pre class="php" style="font-family:monospace;"><span style="color: #000088;">$nl</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\n</span>&quot;</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$tab</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\t</span>&quot;</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$string</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">''</span><span style="color: #339933;">;</span>
<span style="color: #b1b100;">foreach</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$css_array</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$klasa</span> <span style="color: #339933;">=&gt;</span> <span style="color: #000088;">$body</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span>
	<span style="color: #000088;">$string</span> <span style="color: #339933;">.=</span> <span style="color: #000088;">$klasa</span><span style="color: #339933;">.</span><span style="color: #0000ff;">' {'</span><span style="color: #339933;">.</span><span style="color: #000088;">$nl</span><span style="color: #339933;">;</span>
	<span style="color: #b1b100;">foreach</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$body</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$att</span> <span style="color: #339933;">=&gt;</span> <span style="color: #000088;">$value</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span>
		<span style="color: #000088;">$string</span> <span style="color: #339933;">.=</span> <span style="color: #000088;">$tab</span><span style="color: #339933;">.</span><span style="color: #0000ff;">&quot;<span style="color: #006699; font-weight: bold;">$att</span>: <span style="color: #006699; font-weight: bold;">$value</span>;&quot;</span><span style="color: #339933;">.</span><span style="color: #000088;">$nl</span><span style="color: #339933;">;</span>
	<span style="color: #009900;">&#125;</span>
	<span style="color: #000088;">$string</span> <span style="color: #339933;">.=</span> <span style="color: #0000ff;">&quot;}<span style="color: #000099; font-weight: bold;">\n</span>&quot;</span><span style="color: #339933;">;</span>
<span style="color: #009900;">&#125;</span></pre></div></div>

<p>Oczywiście kod ma parę niedociągnięć. Nie obsługuje takich tagów jak <strong>import, charset</strong> ale może to kiedy indziej.<br />
Czy komuś się to przyda nie wiem, jak w tytule był robiony w chwili wolnego czasu. Będzie chociaż troche ładnie poukładane.</p>
<p>Kod poskładany w całość:</p>

<div class="wp_syntax"><div class="code"><pre class="php" style="font-family:monospace;"><span style="color: #000000; font-weight: bold;">&lt;?php</span>
<span style="color: #000088;">$file</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'/sciezka/do/pliku.css'</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$css</span> <span style="color: #339933;">=</span> <span style="color: #990000;">file_get_contents</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$file</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$css</span> <span style="color: #339933;">=</span> <span style="color: #990000;">str_replace</span><span style="color: #009900;">&#40;</span><span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\n</span>&quot;</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\r</span>&quot;</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\t</span>&quot;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">''</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css</span> <span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
&nbsp;
<span style="color: #666666; font-style: italic;">/* wyrazenie regularne do wyszukiwania klas */</span>
<span style="color: #000088;">$patern_main</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'~([\.|#]?[^{]*)[\s]*\{([^}]*)\}~i'</span><span style="color: #339933;">;</span>
<span style="color: #666666; font-style: italic;">/* wyrazenie regularne do wyszukiwania atrybutow w klasach */</span>
<span style="color: #000088;">$patern_css</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'~([^\:\;\s]+)\s*:\s*([^\;\s]+)~i'</span><span style="color: #339933;">;</span>
<span style="color: #666666; font-style: italic;">/* wyrazenie regularne do wyszukania i usuniecia komentarzy */</span>
<span style="color: #000088;">$patern_comments</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">'~\/\*[^*]*\*+([^/*][^*]*\*+)*\/~i'</span><span style="color: #339933;">;</span>
&nbsp;
<span style="color: #666666; font-style: italic;">/* usuwanie komentarzy */</span>
<span style="color: #000088;">$css</span> <span style="color: #339933;">=</span> <span style="color: #990000;">preg_replace</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$patern_comments</span><span style="color: #339933;">,</span> <span style="color: #0000ff;">''</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
&nbsp;
<span style="color: #666666; font-style: italic;">/* wyszukiwanie klas */</span>
<span style="color: #990000;">preg_match_all</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$patern_main</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css</span><span style="color: #339933;">,</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
&nbsp;
<span style="color: #000088;">$css_array</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
<span style="color: #b1b100;">foreach</span> <span style="color: #009900;">&#40;</span><span style="color: #990000;">array_keys</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">0</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$key</span><span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span>
	<span style="color: #000088;">$css_match</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span> <span style="color: #666666; font-style: italic;">//czyscimy tablice w przypadku pustej klasy</span>
	<span style="color: #000088;">$css_body</span> <span style="color: #339933;">=</span> <span style="color: #990000;">trim</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">2</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span> <span style="color: #000088;">$key</span> <span style="color: #009900;">&#93;</span> <span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
	<span style="color: #b1b100;">if</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$css_body</span> <span style="color: #339933;">!=</span> <span style="color: #0000ff;">''</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span> <span style="color: #666666; font-style: italic;">//jesli definicja klasy jest pusta to ja opuszczamy</span>
		<span style="color: #990000;">preg_match_all</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$patern_css</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css_body</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css_match</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
		<span style="color: #000088;">$css_array</span><span style="color: #009900;">&#91;</span> <span style="color: #990000;">trim</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">1</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span> <span style="color: #000088;">$key</span> <span style="color: #009900;">&#93;</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#93;</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array_combine</span><span style="color: #009900;">&#40;</span><span style="color: #000088;">$css_match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">1</span><span style="color: #009900;">&#93;</span><span style="color: #339933;">,</span> <span style="color: #000088;">$css_match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">2</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
	<span style="color: #009900;">&#125;</span> <span style="color: #b1b100;">else</span> <span style="color: #009900;">&#123;</span>
		<span style="color: #000088;">$css_array</span><span style="color: #009900;">&#91;</span> <span style="color: #990000;">trim</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$match</span><span style="color: #009900;">&#91;</span><span style="color: #cc66cc;">1</span><span style="color: #009900;">&#93;</span><span style="color: #009900;">&#91;</span> <span style="color: #000088;">$key</span> <span style="color: #009900;">&#93;</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#93;</span> <span style="color: #339933;">=</span> <span style="color: #990000;">array</span><span style="color: #009900;">&#40;</span><span style="color: #009900;">&#41;</span><span style="color: #339933;">;</span>
	<span style="color: #009900;">&#125;</span>
<span style="color: #009900;">&#125;</span>
<span style="color: #000088;">$nl</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\n</span>&quot;</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$tab</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">&quot;<span style="color: #000099; font-weight: bold;">\t</span>&quot;</span><span style="color: #339933;">;</span>
<span style="color: #000088;">$string</span> <span style="color: #339933;">=</span> <span style="color: #0000ff;">''</span><span style="color: #339933;">;</span>
<span style="color: #b1b100;">foreach</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$css_array</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$klasa</span> <span style="color: #339933;">=&gt;</span> <span style="color: #000088;">$body</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span>
	<span style="color: #000088;">$string</span> <span style="color: #339933;">.=</span> <span style="color: #000088;">$klasa</span><span style="color: #339933;">.</span><span style="color: #0000ff;">' {'</span><span style="color: #339933;">.</span><span style="color: #000088;">$nl</span><span style="color: #339933;">;</span>
	<span style="color: #b1b100;">foreach</span><span style="color: #009900;">&#40;</span> <span style="color: #000088;">$body</span> <span style="color: #b1b100;">as</span> <span style="color: #000088;">$att</span> <span style="color: #339933;">=&gt;</span> <span style="color: #000088;">$value</span> <span style="color: #009900;">&#41;</span> <span style="color: #009900;">&#123;</span>
		<span style="color: #000088;">$string</span> <span style="color: #339933;">.=</span> <span style="color: #000088;">$tab</span><span style="color: #339933;">.</span><span style="color: #0000ff;">&quot;<span style="color: #006699; font-weight: bold;">$att</span>: <span style="color: #006699; font-weight: bold;">$value</span>;&quot;</span><span style="color: #339933;">.</span><span style="color: #000088;">$nl</span><span style="color: #339933;">;</span>
	<span style="color: #009900;">&#125;</span>
	<span style="color: #000088;">$string</span> <span style="color: #339933;">.=</span> <span style="color: #0000ff;">&quot;}<span style="color: #000099; font-weight: bold;">\n</span>&quot;</span><span style="color: #339933;">;</span>
<span style="color: #009900;">&#125;</span>
<span style="color: #000000; font-weight: bold;">?&gt;</span></pre></div></div>

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