Run results for: The grand dictionary property accessor schema

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser: Chrome 126

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Method class set prop

12.1M/s

Setter class private prop

12.0M/s

Method class get prop

11.8M/s

Getter scope class prop

11.8M/s

Get constructor prop

11.8M/s

Function class set scope prop

11.7M/s

Arrow-function constructor set instance prop

11.7M/s

Arrow-function class set instance prop

11.7M/s

Method constructor set prop

11.6M/s

Getter constructor prop

11.6M/s

Setter constructor scope prop

11.4M/s

Function class get instance prop

11.4M/s

Arrow-function constructor set scope prop

11.3M/s

Arrow-function constructor get instance prop

11.2M/s

Method constructor get prop

11.2M/s

Getter class private prop

11.1M/s

Function class get prop

11.1M/s

Function constructor set prop

11.1M/s

Function constructor get prop

11.0M/s

Function class get scope prop

11.0M/s

Getter constructor scope prop

11.0M/s

Method class get scope prop

10.9M/s

Function class set prop

10.9M/s

Get literal property

10.9M/s

Arrow-function class get instance prop

10.7M/s

Method class set scope prop

10.7M/s

Set constructor prop

10.6M/s

Function constructor get scope prop

10.6M/s

Set literal prop

10.6M/s

Function class set instance prop

10.3M/s

Method class set private prop

10.2M/s

Setter scope class prop

10.1M/s

Function literal set scope prop

9.9M/s

Getter literal scope prop

9.9M/s

Function constructor set instance prop

9.9M/s

Get class prop

9.7M/s

Function literal get prop

9.7M/s

Function literal get scope prop

9.7M/s

Arrow-function constructor get scope prop

9.6M/s

Setter constructor prop

9.5M/s

Method literal get scope prop

9.5M/s

Function literal set prop

9.3M/s

Arrow-function literal get scope prop

9.1M/s

Method literal set prop

8.9M/s

Method class get private prop

8.8M/s

Function constructor set scope prop

8.7M/s

Method literal set scope prop

8.6M/s

Method constructor get scope prop

8.5M/s

Arrow-function class set scope prop

8.5M/s

Set class prop

8.3M/s

Method literal get prop

8.2M/s

Function constructor get instance prop

8.1M/s

Arrow-function class get scope prop

8.1M/s

Getter literal prop

7.5M/s

Method constructor set scope prop

7.2M/s

Arrow-function literal set scope prop

6.6M/s

Getter class prop

5.6M/s

Setter class prop

5.4M/s

Setter literal scope prop

5.2M/s

Setter literal prop

3.9M/s

View exact numbers

Test name	Executions per second
✓ Method class set prop	12,090,237 Ops/sec
Setter class private prop	11,968,912 Ops/sec
Method class get prop	11,842,681 Ops/sec
Getter scope class prop	11,834,236 Ops/sec
Get constructor prop	11,792,525 Ops/sec
Function class set scope prop	11,706,444 Ops/sec
Arrow-function constructor set instance prop	11,670,994 Ops/sec
Arrow-function class set instance prop	11,670,834 Ops/sec
Method constructor set prop	11,597,415 Ops/sec
Getter constructor prop	11,594,659 Ops/sec
Setter constructor scope prop	11,426,301 Ops/sec
Function class get instance prop	11,393,600 Ops/sec
Arrow-function constructor set scope prop	11,283,320 Ops/sec
Arrow-function constructor get instance prop	11,247,707 Ops/sec
Method constructor get prop	11,222,252 Ops/sec
Getter class private prop	11,109,212 Ops/sec
Function class get prop	11,084,261 Ops/sec
Function constructor set prop	11,063,923 Ops/sec
Function constructor get prop	11,041,016 Ops/sec
Function class get scope prop	11,004,606 Ops/sec
Getter constructor scope prop	10,987,514 Ops/sec
Method class get scope prop	10,943,914 Ops/sec
Function class set prop	10,878,076 Ops/sec
Get literal property	10,852,093 Ops/sec
Arrow-function class get instance prop	10,739,261 Ops/sec
Method class set scope prop	10,717,523 Ops/sec
Set constructor prop	10,646,084 Ops/sec
Function constructor get scope prop	10,600,777 Ops/sec
Set literal prop	10,572,683 Ops/sec
Function class set instance prop	10,282,406 Ops/sec
Method class set private prop	10,235,790 Ops/sec
Setter scope class prop	10,100,533 Ops/sec
Function literal set scope prop	9,935,668 Ops/sec
Getter literal scope prop	9,922,866 Ops/sec
Function constructor set instance prop	9,917,666 Ops/sec
Get class prop	9,731,852 Ops/sec
Function literal get prop	9,694,686 Ops/sec
Function literal get scope prop	9,659,998 Ops/sec
Arrow-function constructor get scope prop	9,619,050 Ops/sec
Setter constructor prop	9,517,810 Ops/sec
Method literal get scope prop	9,509,314 Ops/sec
Function literal set prop	9,274,963 Ops/sec
Arrow-function literal get scope prop	9,145,505 Ops/sec
Method literal set prop	8,866,097 Ops/sec
Method class get private prop	8,834,166 Ops/sec
Function constructor set scope prop	8,686,159 Ops/sec
Method literal set scope prop	8,589,840 Ops/sec
Method constructor get scope prop	8,539,064 Ops/sec
Arrow-function class set scope prop	8,483,822 Ops/sec
Set class prop	8,256,542 Ops/sec
Method literal get prop	8,210,846 Ops/sec
Function constructor get instance prop	8,140,164 Ops/sec
Arrow-function class get scope prop	8,082,252 Ops/sec
Getter literal prop	7,450,170 Ops/sec
Method constructor set scope prop	7,234,796 Ops/sec
Arrow-function literal set scope prop	6,629,438 Ops/sec
Getter class prop	5,596,082 Ops/sec
Setter class prop	5,431,825 Ops/sec
Setter literal scope prop	5,242,324 Ops/sec
Setter literal prop	3,937,176 Ops/sec

Script Preparation code:

let scopeProp = 1;

var literal = {
  prop: 1,
  // getters and setters
  get getterThisProp() {
    return this.prop;
  },
  set setterThisProp(value) {
    this.prop = value;
  },
  get getterScopeProp() {
    return scopeProp;
  },
  set setterScopeProp(value) {
    scopeProp = value;
  },
  // methods
  getThisPropMeth() {
    return this.prop;
  },
  setThisPropMeth(value) {
    this.prop = value;
  },
  getScopePropMeth() {
    return scopeProp;
  },
  setScopePropMeth(value) {
    scopeProp = value;
  },
  // functions have refs to this
  getThisPropFunc: function() {
    return this.prop;
  },
  setThisPropFunc: function(value) {
    this.prop = value;
  },
  getScopePropFunc: function() {
    return scopeProp;
  },
  setScopePropFunc: function(value) {
    scopeProp = value;
  },
  // arrow functions no refs to this
  getScopePropArrow: () => scopeProp,
  setScopePropArrow: value => scopeProp = value,
};

function Constructed() {
  this.prop = 1;
  let instProp = 1;
  this.getInstPropFunc = function() {
    return instProp;
  };
  this.setInstPropFunc = function(value) {
    instProp = value;
  };
  this.getInstPropArrow = () => instProp;
  this.setInstPropArrow = value => instProp = value;
};
Constructed.prototype = {
  // getters and setters
  get getterThisProp() {
    return this.prop;
  },
  set setterThisProp(value) {
    this.prop = value;
  },
  get getterScopeProp() {
    return scopeProp;
  },
  set setterScopeProp(value) {
    scopeProp = value;
  },
  // methods
  getThisPropMeth() {
    return this.prop;
  },
  setThisPropMeth(value) {
    this.prop = value;
  },
  getScopePropMeth() {
    return scopeProp;
  },
  setScopePropMeth(value) {
    scopeProp = value;
  },
  // prototype functions have refs to this
  getThisPropFunc: function() {
    return this.prop;
  },
  setThisPropFunc: function(value) {
  	this.prop = value;
  },
  getScopePropFunc: function() {
    return scopeProp;
  },
  setScopePropFunc: function(value) {
    scopeProp = value;
  },
  // prototype arrow functions no refs to this
  getScopePropArrow: () => scopeProp,
  setScopePropArrow: value => scopeProp = value,
};
var constructed = new Constructed();

class Classed {
  prop = 1;
  #privProp = 1;
  // getters and setters
  get getterThisProp() {
    return this.prop;
  };
  set setterThisProp(value) {
    this.prop = value;
  };
  get getterThisPrivProp() {
    return this.#privProp;
  };
  set setterThisPrivProp(value) {
    this.#privProp = value;
  };
  get getterScopeProp() {
    return scopeProp;
  };
  set setterScopeProp(value) {
    scopeProp = value;
  };
  // methods
  getThisPropMeth() {
    return this.prop;
  };
  setThisPropMeth(value) {
    this.prop = value;
  };
  getThisPrivPropMeth() {
    return this.#privProp;
  };
  setThisPrivPropMeth(value) {
    this.#privProp = value;
  };
  getScopePropMeth() {
    return scopeProp;
  };
  setScopePropMeth(value) {
    scopeProp = value;
  };
  constructor() {
    let instProp = 1;
    this.getInstPropFunc = function() {
      return instProp;
    };
    this.setInstPropFunc = function(value) {
      instProp = value;
    };
    this.getInstPropArrow = () => instProp;
    this.setInstPropArrow = value => instProp = value;
  };
};
// prototype functions have refs to this.prop but not to this.#privProp
Classed.prototype.getThisPropFunc = function() {
    return this.prop;
};
Classed.prototype.setThisPropFunc = function(value) {
    this.prop = value;
};
Classed.prototype.getScopePropFunc = function() {
    return scopeProp;
};
Classed.prototype.setScopePropFunc = function(value) {
    scopeProp = value;
};
// prototype arrow functions no refs to this
Classed.prototype.getScopePropArrow = () => scopeProp;
Classed.prototype.setScopePropArrow = value => scopeProp = value;
var classed = new Classed();

Tests:

Get literal property
const value = literal.prop;
Method class get scope prop
const value = classed.getScopePropMeth();
Method class set scope prop
classed.setScopePropMeth(1);
Function literal get prop
const value = literal.getThisPropFunc();
Function literal set prop
literal.setThisPropFunc(1);
Function constructor get prop
const value = constructed.getThisPropFunc();
Function constructor set prop
constructed.setThisPropFunc(1);
Function class get prop
const value = classed.getThisPropFunc();
Function class set prop
classed.setThisPropFunc(1);
Function literal get scope prop
const value = literal.getScopePropFunc();
Function literal set scope prop
literal.setScopePropFunc(1);
Function constructor get scope prop
const value = constructed.getScopePropFunc();
Function constructor set scope prop
constructed.setScopePropFunc(1);
Method constructor set scope prop
constructed.setScopePropMeth(1);
Function class get scope prop
const value = classed.getScopePropFunc();
Arrow-function literal get scope prop
const value = literal.getScopePropArrow();
Arrow-function literal set scope prop
literal.setScopePropArrow(1);
Arrow-function constructor get scope prop
const value = constructed.getScopePropArrow();
Arrow-function constructor set scope prop
constructed.setScopePropArrow(1);
Arrow-function class get scope prop
const value = classed.getScopePropArrow();
Arrow-function class set scope prop
classed.setScopePropArrow(1);
Function constructor get instance prop
const value = constructed.getInstPropFunc();
Function constructor set instance prop
constructed.setInstPropFunc(1);
Function class get instance prop
const value = classed.getInstPropFunc();
Function class set instance prop
classed.setInstPropFunc(1);
Arrow-function constructor get instance prop
const value = constructed.getInstPropArrow();
Arrow-function constructor set instance prop
constructed.setInstPropArrow(1);
Function class set scope prop
classed.setScopePropFunc(1);
Method constructor get scope prop
const value = constructed.getScopePropMeth();
Method literal set scope prop
literal.setScopePropMeth(1);
Method literal get scope prop
const value = literal.getScopePropMeth();
Set literal prop
literal.prop = 1;
Get constructor prop
const value = constructed.prop;
Set constructor prop
constructed.prop = 1;
Get class prop
const value = classed.prop;
Set class prop
classed.prop = 1;
Getter literal prop
const value = literal.getterThisProp;
Setter literal prop
literal.setterThisProp = 1;
Getter constructor prop
const value = constructed.getterThisProp;
Setter constructor prop
constructed.setterThisProp = 1;
Getter class prop
const value = classed.getterThisProp;
Setter class prop
classed.setterThisProp = 1;
Getter class private prop
const value = classed.getterThisPrivProp;
Setter class private prop
classed.SetterThisPrivProp = 1;
Getter literal scope prop
const value = literal.getterScopeProp;
Setter literal scope prop
literal.setterScopeProp = 1;
Getter constructor scope prop
const value = constructed.getterScopeProp;
Setter constructor scope prop
constructed.setterScopeProp = 1;
Getter scope class prop
const value = classed.getterScopeProp;
Setter scope class prop
classed.setterScopeProp = 1;
Method literal get prop
const value = literal.getThisPropMeth();
Method literal set prop
literal.setThisPropMeth(1);
Method constructor get prop
const value = constructed.getThisPropMeth();
Method constructor set prop
constructed.setThisPropMeth(1);
Method class get prop
const value = classed.getThisPropMeth();
Method class set prop
classed.setThisPropMeth(1);
Method class get private prop
const value = classed.getThisPrivPropMeth();
Method class set private prop
classed.setThisPrivPropMeth(1);
Arrow-function class get instance prop
const value = classed.getInstPropArrow();
Arrow-function class set instance prop
classed.setInstPropArrow(1);