8 lines
197 B
PHP
8 lines
197 B
PHP
<?php
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function compose($f, $g) {
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return function($x) use ($f, $g) { return $f($g($x)); };
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}
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$trim_strlen = compose('strlen', 'trim');
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echo $result = $trim_strlen(' Test '), "\n"; // prints 4
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?>
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