站長資訊網(wǎng)本文實(shí)例講述了php中正則替換函數(shù)ereg_replace用法。分享給大家供大家參考。具體如下：
下面的實(shí)例是利用php 正則替換函數(shù) ereg_replace來把指定的字符替換成我想需要的字符實(shí)例,代碼如下:
復(fù)制代碼 代碼如下:
$num = ‘www.jb51.net’;
$string = “this string has four words. <br>”;
$string = ereg_replace (‘four’, $num, $string);
echo $string;
$string = “this string has four words. <br>”;
$string = ereg_replace (‘four’, $num, $string);
echo $string;
$num = ’49’;
$string = “this string has four words”;
$string = ereg_replace (‘four’, $num, $string);
echo $string;
$string =”測試用文字”;
echo “**********$string**********<p>”;
$string = ereg_replace (“^”, “<br>”, $string);
$string = ereg_replace (“$”, “<br>”, $string);
echo “==========$string==========”;
希望本文所述對(duì)大家的正則表達(dá)式學(xué)習(xí)有所幫助。
