TypeScript - remove last character from string

In TypeScript it is possible to remove last character from string in following ways.

1. Using String slice() method

const text: string = 'abc';
const substring: string = text.slice(0, -1);

console.log(substring); // ab

2. Using String substring() method

const text: string = 'abc';
const substring: string = text.substring(0, text.length - 1);

console.log(substring); // ab

3. Using String replace() method with regular expression

const text: string = 'abc';
const substring: string = text.replace(/.$/, '');

console.log(substring); // ab

4. Using String replace() method

const text: string = 'abc';
const substring: string = text.replace('c', '');

console.log(substring); // ab