Basic Usage: CSS Selectors - Level-2/Transphporm GitHub Wiki

CSS Selectors

Transphporm uses CSS selectors to target elements. TSS currently supports the following selectors:

.classname

$xml = '
	<main>
		<p>Paragraph one</p>
		<p class="middle">Paragraph two</p>
		<p>Paragraph 3</p>
	</main>
';

$tss = '
.middle {content: "Middle paragraph"; }
';

$template = new \Transphporm\Builder($xml, $tss);

echo $template->output()->body;

Output:

	<main>
		<p>Paragraph one</p>
		<p class="middle">Middle Paragraph</p>
		<p>Paragraph 3</p>
	</main>

tagname.classname

$xml = '
	<main>
		<p>Paragraph one</p>
		<p class="middle">Paragraph two</p>
		<p>Paragraph 3</p>
		<a class="middle">A link</a>
	</main>
';

$tss = '
p.middle {content: "Middle paragraph"; }
';

$template = new \Transphporm\Builder($xml, $tss);

echo $template->output()->body;

Output:

	<main>
		<p>Paragraph one</p>
		<p class="middle">Middle Paragraph</p>
		<p>Paragraph 3</p>
		<a class="middle">A link</a>
	</main>

Direct descendent foo > bar

$xml = '
	<ul>
		<li>One</li>
		<li>Two
			<span>Test</span>
		</li>
		<li>Three
			<div>
				<span>Test 2 </span>
			</div>
		</li>
	</ul>

';

$tss = '
li > span {content: "REPLACED";}
';

$template = new \Transphporm\Builder($xml, $tss);

echo $template->output()->body;

Output:

	<ul>
		<li>One</li>
		<li>Two
			<span>REPLACED</span>
		</li>
		<li>Three
			<div>
				<span>Test 2 </span>
			</div>
		</li>
	</ul>

ID selector #name

$xml = '
	<main>
		<p>Paragraph one</p>
		<p id="middle">Paragraph two</p>
		<p>Paragraph 3</p>
	</main>
';

$tss = '
#middle {content: "Middle paragraph"; }
';

$template = new \Transphporm\Builder($xml, $tss)

echo $template->output()->body;

Output:

	<main>
		<p>Paragraph one</p>
		<p id="middle">Middle Paragraph</p>
		<p>Paragraph 3</p>
	</main>

Attribute selector

Like CSS, you can select elements that have a specific attribute:

$xml = '
	<textarea name="One">
	</textarea>

	<textarea name="Two">

	</textarea>

	<textarea>

	</textarea>
';

$tss = '
textarea[name="Two"] {content: "TEST"; }
';

$template = new \Transphporm\Builder($xml, $tss);

echo $template->output()->body;

Output:

	<textarea name="One">
	</textarea>

	<textarea name="Two">
	TEST
	</textarea>

	<textarea>

	</textarea>

Or, any element that has a specific attribute:

$xml = '
	<textarea name="One">
	</textarea>

	<textarea name="Two">

	</textarea>

	<textarea>

	</textarea>
';

$tss = '
textarea[name] {content: "TEST"; }
';

$template = new \Transphporm\Builder($xml, $tss);

echo $template->output()->body;

Output:

	<textarea name="One">
	TEST
	</textarea>

	<textarea name="Two">
	TEST
	</textarea>

	<textarea>

	</textarea>

Combining selectors

Like CSS, all the selectors can be combined into a more complex expression:

table tr.list td[colspan="2"] {}

Will match any td with a colspan of 2 that is in a tr with a class list and inside a table element

Unsupported selectors

Currently the CSS selectors ~ and + are not supported.

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