Run results for: JS Deep Comparison Performance

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.0 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.0

Device Platform: Mobile

Date tested: one month ago

Test name	Executions per second
stringify	3109453.5 Ops/sec
isEqual	4026860.5 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash.isequal@4.5.0/index.js"></script>

Script Preparation code:

 const a = {
     bids: [
         [41634.5, 0.0],
         [41641.0, 600000.0],
         [42285.0, 0.0],
         [42291.5, 300000.0],
         [42504.5, 60000.0],
         [42507.5, 0.0],
         [42719.0, 0.0],
         [42719.5, 470742.0],
         [42725.5, 225000.0],
         [42734.0, 0.0],
         [43066.0, 0.0],
         [43072.5, 225000.0],
         [43153.0, 0.0],
         [43153.5, 233493.0],
         [43159.5, 225000.0],
         [43167.5, 1998005.0],
         [43168.0, 0.0],
         [43168.5, 0.0],
         [43171.5, 0.0],
         [43239.0, 80000.0],
         [43269.5, 250000.0],
         [43270.5, 0.0],
         [43285.0, 199.0],
         [43287.5, 1977.0],
         [43288.5, 0.0],
         [43295.5, 0.0],
         [43327.5, 59340.0],
         [43333.5, 0.0],
         [43335.0, 0.0],
         [43338.5, 20000.0],
         [43343.5, 10000.0],
     ],
     asks: [
         [43379.0, 10000.0],
         [43383.0, 10000.0],
         [43403.0, 78676.0],
         [43403.5, 23218.0],
         [43404.0, 0.0],
         [43406.5, 450.0],
         [43427.0, 2086.0],
         [43430.5, 117604.0],
         [43431.0, 20000.0],
         [43437.5, 199999.0],
         [43445.0, 0.0],
         [43446.0, 19616.0],
         [43506.5, 0.0],
         [43507.0, 140114.0],
         [43531.0, 0.0],
         [43593.5, 0.0],
         [43594.0, 225000.0],
         [43680.5, 0.0],
         [43681.0, 300000.0],
         [43896.5, 485213.0],
         [43897.0, 0.0],
         [43897.5, 300000.0],
         [43911.0, 0.0],
         [44461.5, 0.0],
         [44462.0, 400000.0],
         [45111.0, 0.0],
         [45112.5, 600000.0],
     ]
 }

 const b = {
     bids: [
         [41634.5, 0.0],
         [41641.0, 600000.0],
         [42285.0, 0.0],
         [42291.5, 300000.0],
         [42504.5, 60000.0],
         [42507.5, 0.0],
         [42719.0, 0.0],
         [42719.5, 470742.0],
         [42725.5, 225000.0],
         [42734.0, 0.0],
         [43066.0, 0.0],
         [43072.5, 225000.0],
         [43153.0, 0.0],
         [43153.5, 233493.0],
         [43159.5, 225000.0],
         [43167.5, 1998005.0],
         [43168.0, 0.0],
         [43168.5, 0.0],
         [43171.5, 0.0],
         [43239.0, 80000.0],
         [43269.5, 250000.0],
         [43270.5, 0.0],
         [43285.0, 199.0],
         [43287.5, 1977.0],
         [43288.5, 0.0],
         [43295.5, 0.0],
         [43327.5, 59340.0],
         [43333.5, 0.0],
         [43335.0, 0.0],
         [43338.5, 20000.0],
         [43343.5, 10000.0],
     ],
     asks: [
         [43379.0, 10000.0],
         [43383.0, 10000.0],
         [43403.0, 78676.0],
         [43403.5, 23218.0],
         [43404.0, 0.0],
         [43406.5, 450.0],
         [43427.0, 2086.0],
         [43430.5, 117604.0],
         [43431.0, 20000.0],
         [43437.5, 199999.0],
         [43445.0, 0.0],
         [43446.0, 19616.0],
         [43506.5, 0.0],
         [43507.0, 140114.0],
         [43531.0, 0.0],
         [43593.5, 0.0],
         [43594.0, 225000.0],
         [43680.5, 0.0],
         [43681.0, 300000.0],
         [43896.5, 485213.0],
         [43897.0, 0.0],
         [43897.5, 300000.0],
         [43911.0, 0.0],
         [44461.5, 0.0],
         [44462.0, 400000.0],
         [45111.0, 0.0],
         [45112.5, 600000.0],
     ]
 }

Tests:

stringify
JSON.stringify(window.a) === JSON.stringify(window.b);
isEqual
_.isEqual(window.a, window.b)

Run results for: JS Deep Comparison Performance

JSON.stringify vs lodash's isEqual

stringify

isEqual