Basic Knowledge of JavaScript
JavaScript Notes : We can start with array : Array Every Arrays is JavaScript Object. it just have special properties. How to declare array in js var myArray = ["Hello", "Word", "JS"]; console.log(myArray); // [ 'Hello', 10, 'JS' ] console.log(myArray.length); // 3 console.log(myArray[3]) // undefined myArray[3] = "foo" // Arrays length keep updating automatically console.log(myArray.length) // 4 var myArray2 = myArray; console.log(myArray2[3]); console.log(myArray[1]); // JS convert automatically number to string, Implecite conversion console.log(myArray["1"]); // 1 myArray[100] = "Bar"; console.log(myArray); // [ 'Hello', 10, 'JS', 'foo', <96 empty items>, 'Bar' ] console.log(myArray[99]); // Undefined console.log(myArray.length); // 101 myArray["foo"] = "abc"; console.log(myArray); // [ 'Hello', 10, 'JS', 'foo', <96 e...