splice on string javascript code example

Example 1: js string slicing

const str = 'The quick brown fox jumps over the lazy dog.';

console.log(str.slice(31));
// expected output: "the lazy dog."

console.log(str.slice(4, 19));
// expected output: "quick brown fox"

Example 2: string splice

newStr = str.split(''); // or newStr = [...str];
newStr.splice(2,5);
newStr = newStr.join('');

Example 3: js slice

const arr=[1,2,3,4,5];

const slicedArr = arr.slice(1,4); // slicedArr = [2,3,4]

Example 4: cut string from string javascript

var ret = "data-123".replace('data-','');
console.log(ret);   //prints: 123