javascript get first character of string
var str="Hello Folks!"
var firstStringChar = str.charAt(0); //Hjavascript get first character of string
var str="Hello Folks!"
var firstStringChar = str.charAt(0); //Hfind character at index in javascript
var string = "Hello, World!";
console.log( string.charAt(4) ); // "o"find character at index in javascript
var string = "Hello, World!";
console.log( string[4] ); // "o"make indexOF in js
function indexOf(arr, value) {
for (let [i, e] of arr.entries()) {
if (value == e) return i;
}
return -1;
}
indexOf([1,2,3], 2); //returns 1Copyright © 2021 Codeinu
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