「PHP」正規表現で文字を範囲で指定するサンプル

2021年4月21日

書式
preg_match(正規表現式,対象文字列)
使用例

<?php

$cft = "/[X-Z]/";

echo preg_match($cft,"XYZ"). " ";

echo preg_match($cft,"ZYZ"). " ";

echo preg_match($cft,"EOK"). " ";

<?php $cft = "/[X-Z]/"; echo preg_match($cft,"XYZ"). " "; echo preg_match($cft,"ZYZ"). " "; echo preg_match($cft,"EOK"). " "; ?>

<?php
$cft = "/[X-Z]/";

echo preg_match($cft,"XYZ"). "<br>"; 
echo preg_match($cft,"ZYZ"). "<br>"; 
echo preg_match($cft,"EOK"). "<br>"; 
?>

実行結果
1
1
0

Posted by arkgame