Answers for "js string alphabet"

4

how to make an alphabet in javascript

// To get an array of letters from 'a' to 'z' in javascript.

let alphabet = 'abcdefghijklmnopqrstuvwxyz'.split('');
Posted by: Guest on October-25-2020
1

javascript number in alphabet

// converts numbers to spreadsheet letter columns eg. 1 -> A
function numToSSColumn(num){
  let s = '', t;

  while (num > 0) {
    t = (num - 1) % 26;
    s = String.fromCharCode(65 + t) + s;
    num = (num - t)/26 | 0;
  }
  return s || undefined;
}

numToSSColumn(0); // undefined
numToSSColumn(1); // A
numToSSColumn(26); // Z
numToSSColumn(-1); // undefined
numToSSColumn(27); // AA
numToSSColumn(475254); // ZZZZ
Posted by: Guest on December-02-2020

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