18.06.22

[Js] String 포함

var str = "Hello world, welcome to the universe.";
var n = str.includes("world"); // true or false

[Js] Array to String

var fruits = ["Banana", "Orange", "Apple", "Mango"];
var energy = fruits.join(",");  // "Banana,Orange,Apple,Mango"

[Js] Array splice

var fruits = ["Banana", "Orange", "Apple", "Mango"];
//index, number_of_removed
fruits.splice(0,1); // ["Banana"] , fruits -> ["Orange", "Apple", "Mango"]

[Js] Array slice

var fruits = ["Banana", "Orange", "Apple", "Mango"];
//index, number_of_removed
fruits.slice(0,1); // ["Banana"]
fruits.slice(2); // ["Apple", "Mango"]

[Js] get element of node

node.prop('nodeName');