js tolowercase

var str = "My Big Boy!"
var res = str.toLowerCase(); //res is "my big boy!"

var str = "Hello World!";
var res = str.toLowerCase();

const sentence = 'The quick brown fox jumps over the lazy dog.';

console.log(sentence.toLowerCase());
// expected output: "the quick brown fox jumps over the lazy dog."

var set1 = ";,/?:@&=+$";  // Reserved Characters
var set2 = "-_.!~*'()";   // Unescaped Characters
var set3 = "#";           // Number Sign
var set4 = "ABC abc 123"; // Alphanumeric Characters + Space

console.log(encodeURI(set1)); // ;,/?:@&=+$
console.log(encodeURI(set2)); // -_.!~*'()
console.log(encodeURI(set3)); // #
console.log(encodeURI(set4)); // ABC%20abc%20123 (the space gets encoded as %20)

console.log(encodeURIComponent(set1)); // %3B%2C%2F%3F%3A%40%26%3D%2B%24
console.log(encodeURIComponent(set2)); // -_.!~*'()
console.log(encodeURIComponent(set3)); // %23
console.log(encodeURIComponent(set4)); // ABC%20abc%20123 (the space gets encoded as %20)

let panier = ['fraise', 'banane', 'poire'];

for (const fruit in panier) {
    console.log(panier[fruit]);
}

var str = "Hello World!";
var res = str.toLowerCase();
 

string.lastIndexOf("subString")

str.toLowerCase()