js string to in code example

Example 1: intval js

parseInt(value);

let string = "321"
console.log(string); // "321" <= string

let number = parseInt(string);
console.log(number) // 321 <=int

Example 2: string to int javascript

// Convert strings
Number('123'); // returns 123
Number('12.3'); // returns 12.3
Number('3.14someRandomStuff'); // returns NaN
Number('42px'); // returns NaN