Prepend text to beginning of string concatenation javascript jsperf performance string KyleMit edited 29 Mar, 2019 mate64 asked 23 May, 2011 What is the fastest method, to add a new value at the beginning of a string? AdvertisementAnswer var mystr = "Doe"; mystr = "John " + mystr; JavaScriptx3 1var mystr = "Doe";2mystr = "John " + mystr;3 Wouldn’t this work for you?
