lowercase or uppercase all strings in array javascript
const names = ['Ali', 'Atta', 'Alex', 'John'];
const lowercased = names.map(name => name.toLowerCase());
console.log(lowercased);
// ['ali', 'atta', 'alex', 'john']
const uppercased = names.map(name => name.toUpperCase());
console.log(uppercased);
// ['ALI', 'ATTA', 'ALEX', 'JOHN']javascript capitalize array
const names = ['Ali', 'Atta', 'Alex', 'John'];
const uppercased = names.map(name => name.toUpperCase());
console.log(uppercased);
// ['ALI', 'ATTA', 'ALEX', 'JOHN']Copyright © 2021 Codeinu
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