<?php function substr_unicode($str, $s, $l = null) { return join("", array_slice( preg_split("//u", $str, -1, PREG_SPLIT_NO_EMPTY), $s, $l)); } $str = "Büyük"; $s = 0; // start from "0" (nth) char $l = 3; // get "3" chars echo substr($str, $s, $l) ."\n"; // Bü echo mb_substr($str, $s, $l) ."\n"; // Bü echo substr_unicode($str, $s, $l); // Büy
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