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switch vs if else improved
(version: 1)
Comparing performance of:
switch vs simple if else
Created:
one year ago
by:
Registered User
Go to the latest result
Tests:
switch
const SOURCE = [ 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', ]; let a; for(let i = 0;i<100;i++){ for(let value of SOURCE){ switch (value) { case "ahello": a = (value + "\n\n" + "hi"); break; case "ahi": a = (value + "\n\n" + "hello"); break; case "abye": a = (value + "\n\n" + "no"); break; case "adie": a = (value + "\n\n" + "you shot me"); break; case "bhello": a = (value + "\n\n" + "hi"); break; case "bhi": a = (value + "\n\n" + "hello"); break; case "bbye": a = (value + "\n\n" + "no"); break; case "bdie": a = (value + "\n\n" + "you shot me"); break; case "hello": a = (value + "\n\n" + "hi"); break; case "hi": a = (value + "\n\n" + "hello"); break; case "bye": a =(value + "\n\n" + "no"); break; case "die": a = (value + "\n\n" + "you shot me"); break; default: break; } } } console.log(a)
simple if else
const SOURCE = [ 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', 'hello', 'hi', 'bye', 'die', 'die', 'bye', 'hi', 'hello', ]; let a; for(let i = 0;i<100;i++){ for(let value of SOURCE){ if (value === "ahello") { a = (value + "\n\n" + "hi"); } else if (value === "ahi"){ a = (value + "\n\n" + "hello"); } else if (value === "abye"){ a = (value + "\n\n" + "no"); } else if (value === "adie"){ a = (value + "\n\n" + "you shot me"); } else if (value === "bhello"){ a = (value + "\n\n" + "hi"); } else if (value === "bhi"){ a = (value + "\n\n" + "hello"); } else if (value === "bbye"){ a = (value + "\n\n" + "no"); } else if (value === "bdie"){ a = (value + "\n\n" + "you shot me"); } else if (value === "hello"){ a = (value + "\n\n" + "hi"); } else if (value === "hi"){ a = (value + "\n\n" + "hello"); } else if (value === "bye"){ a =(value + "\n\n" + "no"); } else if (value === "die"){ a = (value + "\n\n" + "you shot me"); } } } console.log(a)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
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Test case name
Result
switch
simple if else
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one month ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:149.0) Gecko/20100101 Firefox/149.0
Browser/OS:
Firefox 149 on Windows
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<iframe src="https://measurethat.net/Embed?id=629755" width="100%" height="500px"></iframe>
simple if else
5K/s
switch
5K/s
View exact numbers
Test name
Executions per second
✓
simple if else
5,383 Ops/sec
switch
4,953 Ops/sec
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