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27 lines
582 B
PHP
27 lines
582 B
PHP
--TEST--
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Closure 047: Use in preg_replace_callback() using variables by reference
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--FILE--
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<?php
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function replace_variables($text, $params) {
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preg_replace_callback( '/(\?)/', function($matches) use (&$params, &$text) {
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$text = preg_replace( '/(\?)/', array_shift( $params ), $text, 1 );
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}, $text );
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return $text;
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}
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echo replace_variables('a=?', array('0')) . "\n";
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echo replace_variables('a=?, b=?', array('0', '1')) . "\n";
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echo replace_variables('a=?, b=?, c=?', array('0', '1', '2')) . "\n";
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echo "Done\n";
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?>
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--EXPECT--
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a=0
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a=0, b=1
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a=0, b=1, c=2
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Done
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