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mertasan/validate-tc-id.js

Forked from Eomerx/validate-tc-id.js
Created November 16, 2018 09:17
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Validate TC ID
Raw
validate-tc-id.js
//=======================================
// CHECK TC ID =
//=======================================
var checkTcNum = function(value) {
value = value.toString();
var isEleven = /^[0-9]{11}$/.test(value);
var totalX = 0;
for (var i = 0; i < 10; i++) {
totalX += Number(value.substr(i, 1));
}
var isRuleX = totalX % 10 == value.substr(10,1);
var totalY1 = 0;
var totalY2 = 0;
for (var i = 0; i < 10; i+=2) {
totalY1 += Number(value.substr(i, 1));
}
for (var i = 1; i < 10; i+=2) {
totalY2 += Number(value.substr(i, 1));
}
var isRuleY = ((totalY1 * 7) - totalY2) % 10 == value.substr(9,0);
return isEleven && isRuleX && isRuleY;
};
window.checkTcNum = checkTcNum;
//-------- End of check tc id ---------//
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