Array Performance (v159)

Revision 159 of this benchmark created by Bash-T on

Description

Manual array lookups vs. holey arrays.

Setup

var a1 = [], o = {}, a2=null;
    for( i=0; i <=1000000; i ++){
      a1.push( { email: i, sys_id: 'name' });
      o[i] = { email: i, sys_id: 'name' };
    }

Test runner

Ready to run.

Testing in
TestOps/sec
Manual Array Lookup
var email = 999990;
for (var i = 0; i < a1.length; i++) {
  if (a1[i].email = email) result = a1[i];
}
ready
Object by Key
var id = 999990;
var result = o[id];
ready

Revisions

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