JavaScript Code

JavaScript String padStart()

String padStart()

str.padStart(n, pad)
  • str is a string
  • n is an integer
  • pad is a string

padStart() method makes a copy of the string str, pads given pad string to the start of calling string str such that the length of resulting string is n, and returns the resulting string. original string str is not modified. If n is less than length of original str, then padStart() returns original string str as is.


1. pad string at start with '#' to make the resulting string of length 10.

let name = 'apple';
let output = name.padStart(10, '#');

2. n is less than length of original string

let name = 'apple';
let output = name.padStart(4, '#');

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