java script substr code example
Example 1: substr() javascript
const str = 'substr';
console.log(str.substr(1, 2));
console.log(str.substr(1));
console.log(str.substr(-3, 2));
console.log(str.substr(-3));
Example 2: js .substring
let anyString = 'Mozilla'
console.log(anyString.substring(0, 1))
console.log(anyString.substring(1, 0))
console.log(anyString.substring(0, 6))
console.log(anyString.substring(4))
console.log(anyString.substring(4, 7))
console.log(anyString.substring(7, 4))
console.log(anyString.substring(0, 7))
console.log(anyString.substring(0, 10))
Example 3: javascript substring
myString.substring( start, end )