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@ 2016-01-26T08:06:32Z

<?php
$dir_root = '/coucou/test/install/../';
$dir = '/coucou/test/install/../images/logo/0';

if (strpos($dir, $dir_root) === 0) {
    $dir = './' . substr($dir, strlen(DIR_ROOT) + 1);
    
    echo $dir;
}

Output
Performance
VLD
References
Branches

substr: documentation ( source)
strpos: documentation ( source)

preferences:dark modelive preview

50.09 ms | 402 KiB | 5 Q