比如:
0<input value=12>3<input value='45'>6<input value="78">9
替换成0123456789而0<input name=12>3<input value='45'>6<input value="78">9
替换成03456789
这样写不对
<input[\w\W]*?value=[""']?([\w\W]*?)[""']?[\w\W]*?>
0<input value=12>3<input value='45'>6<input value="78">9
替换成0123456789而0<input name=12>3<input value='45'>6<input value="78">9
替换成03456789
这样写不对
<input[\w\W]*?value=[""']?([\w\W]*?)[""']?[\w\W]*?>
var str1 = "0 <input value=12>3 <input value='45'>6 <input value='78'>9";
var str = "0 <input name=12>3 <input value='45'>6 <input value='78'>9";
alert(str.replace(/name=\d+/g,'').replace(/[^0-9]/g,''))
alert(str1.replace(/name=\d+/g,'').replace(/[^0-9]/g,''))
比如:
0 <input name=ab12>3 <input name="bc45" value='4s5'>6 <input type="text" value='78' name="dddd">9诸如等等,我只提取出value来
<textarea id="x">
0 <input value=js>3 <input name="bc45" value='4s5'>6 <input type="text" value="78" name="dddd">9
</textarea><script type="text/javascript">var str = document.getElementById('x').value;
var r = /(<input\b.*?value=)(["']?)(.*?)(\2?(?:\/?>|\s.*?>))/ig;
var ret = [];//只写一下抓出来input中的value
//貌似你的替换规则看不太明白,不写鸟~`````
str.replace(r,function(a,b,c,d,e){if(d){ret.push(d);}});
alert(ret);</script>
<textarea>
0 <input name=ab12>3 <input name="bc45" value='4s5'>6 <input type="text" value='78' name="dddd">9 <input type="text" value=3 name="dddd">4 <input type="text" value=5 name="dddd" onmousedown="this.value=7">6
</textarea>
<script type="text/javascript">
window.onload = function () {
var p = /<input\b(?:"[^"]*"|'[^']*'|[^"'>])*?(?:\bvalue\s*=(?:\s*"([^"]*)"|\s*'([^']*)'|([^"'> ]+))(?:"[^"]*"|'[^']*'|[^"'>]+)*)?>/ig;
//var p = /\s*<input\b(?:"[^"]*"|'[^']*'|[^"'>])*?(?:\bvalue\s*=(?:\s*"([^"]*)"|\s*'([^']*)'|([^"'> ]+))(?:"[^"]*"|'[^']*'|[^"'>]+)*)?>\s*/ig;
alert(document.getElementsByTagName('textarea')[0].value.replace(p, '$1$2$3'));
}
</script>