Answers for "check it is array or not js"

javascript check if is array

var colors=["red","green","blue"];

if(Array.isArray(colors)){
    //colors is an array
}

check variable is array or not in javascript

// npm i is-js-array 
const { isJSArray } = require("is-js-array");
isJSArray([]); // true
isJSArray({}); // false