EN
TypeScript - remove first n characters from string
0 points
In TypeScript it is possible to remove the first n characters from the string in the following way.
xxxxxxxxxx1
const removeFirstChars = (text: string, n: number) => {2
return text.slice(n);3
};4
5
console.log(removeFirstChars('12345', 0)); // 123456
console.log(removeFirstChars('12345', 1)); // 23457
console.log(removeFirstChars('12345', 2)); // 3458
console.log(removeFirstChars('12345', 3)); // 349
console.log(removeFirstChars('12345', 4)); // 510
11
// below results are empty, that's why we compare them to ''12
console.log(removeFirstChars('12345', 5) === ''); // trueNote:
We can achieve the same results using:
- String
substring()method- String
replace()method
