<!DOCTYPE html> <html> <body> <?php $arr = array("blue","red","green","yellow"); print_r(str_ireplace("RED","pink",$arr,$i)); // 此函数对大小写不敏感 echo "替换数：$i"; ?> </body> </html>
<?php $arr = array("blue","red","green","yellow"); print_r(str_ireplace("RED","pink",$arr,$i)); // 此函数对大小写不敏感 echo "替换数：$i"; ?>