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run code in 150+ php & hhvm versions
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<?php $text='Hello. I have two dots. Please replace them!'; echo IHateStrReplace(".","_",$text); function IHateStrReplace($replace_from,$replace_to,$input) { $result=""; for($i=0;$i<strlen($input);$i++) { $result.= ($input[$i]==$replace_from)?$replace_to:$input[$i]; } return $result; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Hello_ I have two dots_ Please replace them!