MeasureThat.net

Run results for: == vs === v3

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Safari/537.36
Chrome 87
Windows
Desktop
4 years ago
Test name Executions per second
== 3647.3 Ops/sec
=== 3673.2 Ops/sec
== str 133.2 Ops/sec
=== str 3663.8 Ops/sec
== true 3667.4 Ops/sec
== null 3656.0 Ops/sec
=== null 3667.3 Ops/sec
=== true 3669.2 Ops/sec
Tests:

  • ==

    AخA
     
    for (let a = 0; a < 1_000_000; a++) {
        a == 1;
    }

  • ===

     
    for (let a = 0; a < 1_000_000; a++) {
        a === 1;
    }

  • == str

     
    for (let a = 0; a < 1_000_000; a++) {
        a == '1';
    }

  • === str

     
    for (let a = 0; a < 1_000_000; a++) {
        a === '1';
    }

  • == true

     
    for (let a = 0; a < 1_000_000; a++) {
        a == true;
    }

  • == null

     
    for (let a = 0; a < 1_000_000; a++) {
        a == null;
    }

  • === null

     
    for (let a = 0; a < 1_000_000; a++) {
        a === null;
    }

  • === true

     
    for (let a = 0; a < 1_000_000; a++) {
        a === true;
    }

  • == str with str

     
    for (let a = 0, b = ''; a < 1_000_000; a++) {
        b == '0';
    }

  • === str with str

     
    for (let a = 0, b = ''; a < 1_000_000; a++) {
        b === '0';
    }

  • == str with number

     
    for (let a = 0, b = ''; a < 1_000_000; a++) {
        b == 0;
    }

  • === str with number

     
    for (let a = 0, b = ''; a < 1_000_000; a++) {
        b === 0;
    }

  • obj to bool

     
    for (let a = 0, b = {}; a < 1_000_000; a++) {
        b == true;
    }

  • bool to bool

     
    for (let a = 0, b = false; a < 1_000_000; a++) {
        b == true;
    }

  • arr to bool

     
    for (let a = 0, b = []; a < 1_000_000; a++) {
        b == true;
    }

  • str to bool

     
    for (let a = 0, b = ''; a < 1_000_000; a++) {
        b == true;
    }

  • null to bool

     
    for (let a = 0, b = null; a < 1_000_000; a++) {
        b == true;
    }

  • null == undefined

     
    for (let a = 0, b = null; a < 1_000_000; a++) {
        b == undefined;
    }

  • undefined == null

     
    for (let a = 0, b = undefined; a < 1_000_000; a++) {
        b == null;
    }