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<?php $a='I love you'; echo str_replace_first('z','ea',$a); function str_replace_first($thiss,$that,$where) { return substr($where,0,strpos($where,$thiss)). $that. substr($where,strpos($where,$thiss)+strlen($thiss)); }
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.27, 8.0.0 - 8.0.15, 8.1.0 - 8.1.2
ea love you

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23.94 ms | 460 KiB | 5 Q