Run results for: Slice vs Filter

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.116 Safari/537.36

Browser: Chrome 53

Operating system: Mac OS X 10.11.5

Device Platform: Other

Date tested: 8 years ago

Test name	Executions per second
filter	4094.0 Ops/sec
slice	391109.8 Ops/sec

Script Preparation code:

var arr = Array.from(Array(1000).keys());
var arr2;
var index = 100;

AخA
 
var arr = Array.from(Array(1000).keys());var arr2;var index = 100;

Tests:

filter
arr2 = arr.filter(function(i) { return i !== index; });
arr2 = arr.filter(function(i) {
return i !== index;
});
slice
arr2 = arr.slice(0,index).concat(arr.slice(index+1));
arr2 = arr.slice(0,index).concat(arr.slice(index+1));