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@ 2022-05-14T11:30:26Z

<?php
$content = "<?";
$tokensOldContentLength = 0;
$possibleOpenContent = substr($content, -1, 5);

var_dump($possibleOpenContent);
var_dump(substr('a', 2));

Output
Performance
VLD
References
Branches

substr: documentation ( source)
var_dump: documentation ( source)

preferences:dark modelive preview

45.68 ms | 402 KiB | 5 Q