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Simplest way for leading zero padding in JavaScript
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| Number.prototype.pad = function(size) { | |
| var s = String(this); | |
| while (s.length < (size || 2)) {s = "0" + s;} | |
| return s; | |
| } | |
| (1).pad(3) // => "001" | |
| (10).pad(3) // => "010" | |
| (100).pad(3) // => "100" |
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