javascript print int with leading zeros
function padLeadingZeros(num, size) {
var s = num+"";
while (s.length < size) s = "0" + s;
return s;
}
padLeadingZeros(57, 3);// "057"
padLeadingZeros(57, 4); //"0057"javascript print int with leading zeros
function padLeadingZeros(num, size) {
var s = num+"";
while (s.length < size) s = "0" + s;
return s;
}
padLeadingZeros(57, 3);// "057"
padLeadingZeros(57, 4); //"0057"js number add zero before
('0' + 11).slice(-2) // '11'
('0' + 4).slice(-2) // '04'javascript array insert at 0
let myArray = [1,2,3];
myArray.unshift(0);
console.log(myArray); // [0,1,2,3]add zero in front of numbers javascript
function checkTime(i) {
if (i<10) {i = "0" + i}; // add zero in front of numbers < 10
return i;
}Copyright © 2021 Codeinu
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