js split every 3 chars code example
Example 1: js split string every n characters
foo.match(new RegExp('.{1,' + n + '}', 'g'));
Example 2: split a string every n characters javascript
console.log("abcd".match(/.{1,2}/g)); // ["ab", "cd"]
foo.match(new RegExp('.{1,' + n + '}', 'g'));
console.log("abcd".match(/.{1,2}/g)); // ["ab", "cd"]