复制代码代码如下:
"15000000" .split (""). Inverso (). Join (""). Reemplazar (/(/d {3})/g, "$ 1,"). Split (""). Inverso (). Join ("");
"115000000" .split (""). Inverso (). Join (""). Reemplazar (/(/d {3}) (? = [^$])/G, "$ 1,"). Split (""). Inverso (). Join ("");
复制代码代码如下:
var futstr = function (str)
{
var newStr = new Array (str.length+ parseInt (str.length/3));
Newstr [Newstr.length-1] = str [str.length-1];
var currentIndex = str.length-1;
para (var i = newtr.length-1; i> = 0; i--)
{
if ((newstr.length-i)%4 == 0)
{
Newstr [i] = ",";
}
demás
{
Newstr [i] = str [currentIndex--];
}
}
Return Newstr.Join ("")
}
var num = "15000000";
console.log (CUTSTR (NUM));
función CUTSTR (STR) {
var rmb = '';
var i2 = 0;
para (var i = str.length-1; i> = 0; i-) {
if (i%3 == 0 && i! = 0) {
rmb+= str [i2]+',';
}demás{
rmb+= str [i2];
}
i2 ++;
}
devolver RMB;
}
console.log (CUTSTR (NUM));
función CUTSTR (NUM) {
var aaa = num.ToString ();
var arr1 = aaa.split ("");
var arr2 = [];
para (var i = 0; i <arr1.length;) {
para (j = 0; j <3; j ++) {
arr2.unshift (arr1 [i]);
i ++;
if (j == 2 && i <arr1.length) {
arr2.unshift (",");
}
}
}
alerta (arr2.join (""));
}
Cutstr (12345678);
'1500000000000'.replace (// b (? = (/D {3})+$)/g,', ')
función formatNumber (valor) {
value = value.ToString ();
if (value.length <= 3) {
valor de retorno;
} demás {
return formatNumber (value.substr (0, value.length - 3)) + ',' + value.substr (value.length - 3);
}
}
console.log (FormatNumber (12345678))
var str = '123123211312.333123'.replace (/(? = (?!^) (?:/d {3})+(?:/. | $)) (/d {3} (/./ d+$)?)/g,', $ 1 ');
console.log (str)