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run code in 300+ PHP versions simultaneously
<?php $comma = ",,,,,,,,"; $str = "test"; //$comma = " " . $comma; $i=0; $pos=0; While($i != 3){ $pos = strpos($comma, ",", $pos+1); $i++; } Echo substr($comma,1,$pos) . $str . Substr($comma,$pos+1);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
,,,test,,,,

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173.41 ms | 403 KiB | 169 Q