<?php $replaces = [ '#3d#' => '3D', '#\bmax\b#' => 'MAX', //меняем только вхождения в целых словах, слово max заменится на MAX, в слове maximum max не поднимется. '#program#is' => 'PROGRAM' //меняем любые вхождения: program, Program, PROgram и тд... получим PROGRAM ]; function replacer($params, $string) { $from = array_keys($params); $to = array_values($params); return preg_replace( $from, $to, $string); } $TheTitle = 'maximum best program for you - this is a 3d max - super puper pRoGrAm'; $titleNew = replacer($replaces, $TheTitle); var_dump($titleNew); //string(70) "maximum best PROGRAM for you - this is a 3D MAX - super puper PROGRAM"
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