javascript 字符串中截取字符

Question

str="村枯发了了要(2243554533),"
str=str.replace(/[^\d,]/,"")

Answer 1

<script>
str="村枯发了了要(2243554533),"
str=str.replace(/[^\d,]+/g,"")
alert(str)</script>

Answer 2

<script type="text/javascript">
var str = "村枯发了了要(2243554533),sdsdl-8764/.,l";
var pat1 = /(?:,|^)([^,]+)(?=,|$)/g;
var pat2 = /\(\d+\)/g;
var a = [], i = 0;while(pat1.test(str))
a[i++] = (RegExp.lastMatch.match(pat2)||[]).join('').replace(/[()]/g, '');
alert(a.join(','));
</script>