解决办法:
$str="Line1\nLine2\rLine3\r\nLine4\n";
$order=array("\r\n","\n","\r");
$replace='<br/>';
$newstr=str_replace($order,$replace,$str);
效果:在textarea中换行操作,在db中show:
![](https://img.haomeiwen.com/i5261083/d9e9cd2157794d05.png)
解决办法:
$str="Line1\nLine2\rLine3\r\nLine4\n";
$order=array("\r\n","\n","\r");
$replace='<br/>';
$newstr=str_replace($order,$replace,$str);
效果:在textarea中换行操作,在db中show:
本文标题:廿二、在textarea中换行,然后在js中会受影响
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