JSFiddle - React, Tailwind, and code Playground

JavaScript

var Str = 'My name is 123 and my name is 234';
var arrStr = Str.split(' ');
for(i=0;i<arrStr.length;i++) {
    var result = !isNaN(+arrStr[i]) ? 'number' : 'string';
    console.log(result);   
}