dedecms 字符串替换

<?php
// 原始字符串
$originalString = "Hello, DedeCMS!";

// 要替换的子串
$search = "DedeCMS";
$replacement = "WordPress";

// 进行替换
$newString = str_replace($search, $replacement, $originalString);

// 输出结果
echo $newString; // 输出: Hello, WordPress!
?>

<?php
$originalString = "你好，DedeCMS！";
$search = "DedeCMS";
$replacement = "WordPress";

// 转换字符编码
$originalString = mb_convert_encoding($originalString, 'UTF-8', 'GBK');
$replacement = mb_convert_encoding($replacement, 'UTF-8', 'GBK');

$newString = str_replace($search, $replacement, $originalString);

echo $newString; // 输出: 你好，WordPress！
?>

<?php
$originalString = "Hello, DedeCMS!";
$searchPattern = "/DedeCMS/i";
$replacement = "WordPress";

// 检查正则表达式是否匹配
if (preg_match($searchPattern, $originalString)) {
    $newString = preg_replace($searchPattern, $replacement, $originalString);
    echo $newString; // 输出: Hello, WordPress!
} else {
    echo "未匹配到目标字符串";
}
?>