mout
Version:
Modular Utilities
16 lines (12 loc) • 353 B
JavaScript
define(function(){
/**
* "Convert" value into an 32-bit integer.
* Works like `Math.floor` if val > 0 and `Math.ceil` if val < 0.
* IMPORTANT: val will wrap at 2^31 and -2^31.
* Perf tests: http://jsperf.com/vs-vs-parseint-bitwise-operators/7
*/
function toInt(val){
return ~~val;
}
return toInt;
});