Run results for: remove by splice vs filter array v4

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0

Browser: Firefox 91

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Delete by Splice	65050.7 Ops/sec
Delete by Filter	83553.3 Ops/sec
Delete by Splice with Loop cloning	23627.6 Ops/sec
Delete by Splice with Map cloning	64138.9 Ops/sec

HTML Preparation code:

<script>
  var array = 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</script>

Script Preparation code:

function deleteBySplice (array, element) {
  var newArray = [...array]
  var index = newArray.indexOf( element );
  if (index !== -1) {
  	newArray.splice( index, 1 );
  }
}

function deleteBySpliceWithLoopCloning (array, element) {
  var newArray = []
  for (i = 0; i < array.length; i++) {
    newArray[i] = array[i];
  }
  var index = newArray.indexOf( element );
  if (index !== -1) {
  	newArray.splice( index, 1 );
  }
}

function deleteBySpliceWithMapCloning (array, element) {
  var newArray = array.map(_ => _)
  var index = newArray.indexOf( element );
  if (index !== -1) {
  	newArray.splice( index, 1 );
  }
}


function deleteByFilter (array, element) {
  array.filter( el => el !== element );
}

Tests:

Delete by Splice
deleteBySplice( array, "uyjxmtqnrzvj7mkyqmtoqolxr" ); deleteBySplice( array, "m1c6kzws0iubt8g0zlsug14i" ); deleteBySplice( array, "4wlivut0n1ht80rs5lyf7ds4i" );
Delete by Filter
deleteByFilter( array, "uyjxmtqnrzvj7mkyqmtoqolxr" ); deleteByFilter( array, "m1c6kzws0iubt8g0zlsug14i" ); deleteByFilter( array, "4wlivut0n1ht80rs5lyf7ds4i" );
Delete by Splice with Loop cloning
deleteBySpliceWithLoopCloning( array, "uyjxmtqnrzvj7mkyqmtoqolxr" ); deleteBySpliceWithLoopCloning( array, "m1c6kzws0iubt8g0zlsug14i" ); deleteBySpliceWithLoopCloning( array, "4wlivut0n1ht80rs5lyf7ds4i" );
Delete by Splice with Map cloning
deleteBySpliceWithMapCloning( array, "uyjxmtqnrzvj7mkyqmtoqolxr" ); deleteBySpliceWithMapCloning( array, "m1c6kzws0iubt8g0zlsug14i" ); deleteBySpliceWithMapCloning( array, "4wlivut0n1ht80rs5lyf7ds4i" );

Run results for: remove by splice vs filter array v4

Deletion of an element from an array.

Delete by Splice

Delete by Filter

Delete by Splice with Loop cloning

Delete by Splice with Map cloning