php之str_replace具体解释

str_replace

(PHP 4, PHP 5)

str_replace — Replace all occurrences of the search string with the replacement string

Description

mixed str_replace ( mixed $search , mixed $replace , mixed $subject [, int &$count ] )

This function returns a string or an array with all occurrences of search in subject replaced with the givenreplace value.

If you don't need fancy replacing rules (like regular expressions), you should always use this function instead of 【推广】 免费学中医，健康全家人

原文地址：https://www.cnblogs.com/zsychanpin/p/7210005.html