uppercase javascript
var str = "Hello World!";
var res = str.toUpperCase(); //HELLO WORLD!uppercase javascript
var str = "Hello World!";
var res = str.toUpperCase(); //HELLO WORLD!capitalize first carater js
String.prototype.capitalize = function() {
return this.charAt(0).toUpperCase() + this.slice(1)
}Copyright © 2021 Codeinu
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