Array Join vs String Concat

Question

Which method is faster?

Array Join:

var str_to_split = \"a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z\";
var myarray = str_to         


        

Answer 1

String concatenation is faster in ECMAScript. Here's a benchmark I created to show you:

http://jsben.ch/#/OJ3vo