js merge 2 lists
var array1 = ["Vijendra", "Singh"];
var array2 = ["Singh", "Shakya"];
console.log(array1.concat(array2));
// output: ["Vijendra", "Singh", "Singh", "Shakya"]js merge 2 lists
var array1 = ["Vijendra", "Singh"];
var array2 = ["Singh", "Shakya"];
console.log(array1.concat(array2));
// output: ["Vijendra", "Singh", "Singh", "Shakya"]js concat string
const str1 = 'Hello';
const str2 = 'World';
console.log(str1.concat(' ', str2));
// expected output: "Hello World"
console.log(str2.concat(', ', str1));
// expected output: "World, Hello"Copyright © 2021 Codeinu
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