If you're doing number crunching, yes, don't use forEach. If you're just writing ordinary business code (i.e. in 80% of all code out there), by all means, plea

If you're doing number crunching, yes, don't use forEach. If you're just writing ordinary business code (i.e. in 80% of all code out there), by all means, please use forEach and friends. Besides, if you're doing number crunching in JS, you probably want to stick to ASM.js anyway.