javascript lowercase string
var str = "My Big Boy!"
var res = str.toLowerCase(); //res is "my big boy!"javascript lowercase string
var str = "My Big Boy!"
var res = str.toLowerCase(); //res is "my big boy!"javascript check if all capital letter
function isUpper(str) {
return !/[a-z]/.test(str) && /[A-Z]/.test(str);
}
isUpper("FOO"); //true
isUpper("bar"); //false
isUpper("123"); //false
isUpper("123a"); //false
isUpper("123A"); //true
isUpper("A123"); //true
isUpper(""); //falsejavascript lowercase string
var str = "ExaMple";
var res = str.toLowerCase();
output res -> "example"how to check string uppercase or lowersace using regex javascript
var regex = /^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[!#\*\?])(?=.{8,})/;make text lowercase javascript
let name = "Collins Rollins"
let rename = name.toLowerCase();
console.log(rename);
//OUTPUT: "collins rollins"Copyright © 2021 Codeinu
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