php中正则替换函数ereg_replace用法实例_PHP教程
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- 2016-07-13 10:11:24963浏览
php中正则替换函数ereg_replace用法实例
下面的实例是利用php 正则替换函数 ereg_replace来把指定的字符替换成我想需要的字符实例,代码如下:
代码如下:
$num = 'www.jb51.net';
$string = "this string has four words.
";
$string = ereg_replace ('four', $num, $string);
echo $string;
$string = "this string has four words.
";
$string = ereg_replace ('four', $num, $string);
echo $string;
$num = '49';
$string = "this string has four words";
$string = ereg_replace ('four', $num, $string);
echo $string;
$string ="测试用文字";
echo "**********$string**********
";
$string = ereg_replace ("^", "
", $string);
$string = ereg_replace ("$", "
", $string);
echo "==========$string==========";
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