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run code in 300+ PHP versions simultaneously
<?php function trimdata($str, $start = 0, $len = 255, $sep = '|') { if($start == 0 && strlen($str) <= $len) return $str; if(strlen($str) - $start <= $len) return substr($str, $start, $len); if($start >= 0) { $str = substr($str, $start, $len + 1); //In-case the last record is complete $pos = strrpos($str, $sep, -1); $str = substr($str, $start, $pos); } else { } return $str; } $str = "0|1|2|3|4|5|6|7|8|9|0"; var_dump($ret = trimdata($str, 0, 10), strlen($ret));

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64.51 ms | 402 KiB | 5 Q