Javascript/.unshift()

解説配列、値を先頭に挿入

sample1

sample1code

var a = ["aa", "bb", "cc"];
var b = ["AA", "BB", "CC"];
var c = [3, 8, 2];
function s1Func(){
	a.unshift(c);
	console.log(a);
}

sample2

sample2code

var a = ["aa", "bb", "cc"];
var b = ["AA", "BB", "CC"];
var c = [3, 8, 2];
function s2Func(){
	b.unshift("DD");
	console.log(b);
}