magic-increment

Incrementation and decrementation for strings.

Installation

In Browser:

<script src="magic-increment.js"></script>

or

<script src="magic-increment.min.js"></script>

Object MagicIncrement will defined in the global scope.

In Node.js:

npm install magic-increment

var MagicIncrement = require('magic-increment');

bower:

bower install magic-increment

inc

• {string} MagicIncrement.inc ( value )
  Increment the argument value.
  This incrementation uses alphabets [a-z] + [A-Z] and digits [0-9].
  @param {string} value The value to increment.
  @return {string} Return the incremented value.

console.log(MagicIncrement.inc('99')); // '100'
console.log(MagicIncrement.inc('zz')); // 'aaa'
console.log(MagicIncrement.inc('a0')); // 'a1'
console.log(MagicIncrement.inc('Az')); // 'Ba'

var s = 'X';
for (var i = 0; i < 10; i++) {
  s = MagicIncrement.inc(s);
  console.log(s);
}
// Y
// Z
// AA
// AB
// AC
// AD
// AE
// AF
// AG
// AH

dec

• {string} MagicIncrement.dec ( value )
  Decrement the argument value.
  This decrementation uses alphabets [a-z] + [A-Z] and digits [0-9].
  @param {string} value The value to decrement.
  @return {string} Return the decremented value.

console.log(MagicIncrement.dec('100')); // '99'
console.log(MagicIncrement.dec('aaa')); // 'zz'
console.log(MagicIncrement.dec('a1')); // 'a0'
console.log(MagicIncrement.dec('Ba')); // 'Az'

var s = 'AC';
for (var i = 0; i < 10; i++) {
  s = MagicIncrement.dec(s);
  console.log(s);
}
// AB
// AA
// Z
// Y
// X
// W
// V
// U
// T
// S

Demo

Test for Magic Increment (Demo)

License

MIT