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@jgabriellima
Created Feb 17, 2016
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valida cpf
function isCPF(value) {
console.log(value);
// value = jQuery.trim(value);
cpf = value.toString(); //.replace(/.|-|/gi, ''); // elimina .(ponto), -(hifem) e /(barra)
while (cpf.length < 11) cpf = "0" + cpf;
var expReg = /^0+$|^1+$|^2+$|^3+$|^4+$|^5+$|^6+$|^7+$|^8+$|^9+$/;
var a = [];
var b = new Number;
var c = 11;
for (i = 0; i < 11; i++) {
a[i] = cpf.charAt(i);
if (i < 9) b += (a[i] * --c);
}
if ((x = b % 11) < 2) {
a[9] = 0
} else {
a[9] = 11 - x
}
b = 0;
c = 11;
for (var y = 0; y < 10; y++) b += (a[y] * c--);
if ((x = b % 11) < 2) {
a[10] = 0;
} else {
a[10] = 11 - x;
}
if ((cpf.charAt(9) != a[9]) || (cpf.charAt(10) != a[10]) || cpf.match(expReg)) return false;
return true;
}
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