Tests:
  • includes

    AخA
     
    const str = "https://firebasestorage.googleapis.com/v0/b/a-sketch-a-day-207420.appspot.com/o/"
    str.includes("firebasestorage")
  • startsWith

     
    const str = "https://firebasestorage.googleapis.com/v0/b/a-sketch-a-day-207420.appspot.com/o/"
    str.startsWith("https://fire")
  • indexOf starts

     
    const str = "https://firebasestorage.googleapis.com/v0/b/a-sketch-a-day-207420.appspot.com/o/"
    str.indexOf("https://fire") === 0
  • indexOf somewhere

     
    const str = "https://firebasestorage.googleapis.com/v0/b/a-sketch-a-day-207420.appspot.com/o/"
    str.indexOf("firebasestorage") > -1
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    includes
    startsWith
    indexOf starts
    indexOf somewhere

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 4 years ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.135 Safari/537.36
Chrome 84 on Windows
View result in a separate tab
Test name Executions per second
includes 39012628.0 Ops/sec
startsWith 26160034.0 Ops/sec
indexOf starts 918712256.0 Ops/sec
indexOf somewhere 921924928.0 Ops/sec