Answers for "javascript add zero before 1"

js number add zero before

('0' + 11).slice(-2) // '11'
('0' + 4).slice(-2)  // '04'

Posted by: Guest on December-05-2020

add leading zeros javascript

function pad(num, size) {
    num = num.toString();
    while (num.length < size) num = "0" + num;
    return num;
}

Posted by: Guest on April-02-2022

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