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@ 2014-04-27T13:46:10Z

<?php

$test = "<><><";    
$open = substr_count($test,'<');
$close = substr_count($test,'>');

if(!$open > $close){
echo $test;
}

Output
Performance
VLD
References
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substr_count: documentation ( source)

preferences:dark modelive preview

39.89 ms | 402 KiB | 5 Q