22,122,22,322,用正则将22,替换为空怎么写

[bing475879749]

var str="22,122,22,322,"
用正则将22,替换为空怎么写

返回结果为：122,322,

[sohighthesky]

str = str.replace(/\b22\b,?/g, '');

[p2227]

<script>
alert("22,122,22,322,".replace(/\b22,/g,''));
</script>

[p2227]

[Quote=引用 1 楼 sohighthesky 的回复:]

JScript code
str = str.replace(/\b22\b,?/g, '');
[/Quote]这位大哥的昵称很有个性。。。

[峭沙]

		var str = "22,122,22,322",
			str_buffer = ',' + str + ',';
		alert(str_buffer.replace(/,22,/g, ',').replace(/^,+|,+$/g, ''));

[x269147836]

原来还可以这么写，原来以为要先给拆散成数组然后再组合～