function formatData(val) {
if (val && val.toString().length > 4) {
var b = val.toString();
var c = "";
for(var i = 0; i < b.length; i++){
var t = b.charAt(b.length - i - 1);
c += t;
}
var d = c.replace(/(.{4})/g, "$1,");
var e = "";
for(var i = 0; i < d.length; i++){
var t = d.charAt(d.length - i - 1);
e += t;
}
return e.charAt(0) == ','?e.substring(1): e;
}
return val;
}
JS数字每隔四位加逗号格式化
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转载自blog.csdn.net/dszgf5717/article/details/130325213
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