javascript isuppercase code example
Example 1: uppercase javascript
var str = "Hello World!";
var res = str.toUpperCase(); //HELLO WORLD!
Example 2: how to check string uppercase or lowersace using regex javascript
var regex = /^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[!#\*\?])(?=.{8,})/;
Example 3: uppercase in javascript
"foo bar!".toUpperCase();