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Loop large arrays in JS without hogging the CPU
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| # synchronous | |
| a = 'abc'; for i in [0...a.length] then console.log i, a[i] | |
| # asynchronous | |
| a = 'abc'; i = 0; x = setInterval -> | |
| if i < a.length then console.log i, a[i]; ++i else clearInterval x | |
| , 1000 |
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| // synchronous | |
| var a = 'abc'; for(var i = 0; i < a.length; ++i) console.log(i, a[i]) | |
| // asynchronous | |
| var a = 'abc'; var i = 0; var x = setInterval(function(){if(i < a.length){console.log(i, a[i]); ++i}else{clearInterval(x)}}, 1000) |
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