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run code in 500+ PHP versions simultaneously
<?php $utf8string = 'ASCIIユーティーエッフ８hello123等々'; $var = 'hello123'; $pos = strpos($utf8string, $var); if ($pos!==false) { echo substr($utf8string, 0, $pos); }
Output for git.master, rfc.property-hooks, git.master_jit
ASCIIユーティーエッフ８

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