Thanks for these. I read the article and thought "These are kinda basic..." whereas I just had to decide between implode and concatenation. edit: in retrospec

Thanks for these. I read the article and thought "These are kinda basic..." whereas I just had to decide between implode and concatenation. edit: in retrospect, what I was trying to say was essentially "Hacker news can write a better article on php optimization, just in the comments alone." Elitism? probably.