Benchmark: JSON.stringify.indexOf vs For loop 2

Script Preparation code:

a=[
	{
		"AttributeName": "eee",
		"New": "Kate",
		"Old": "Winifred"
	},
	{
		"AttributeName": "eee",
		"New": "Viviene",
		"Old": "Brooks"
	},
	{
		"AttributeName": "bbb",
		"New": "Fayre",
		"Old": "Moyna"
	},
	{
		"AttributeName": "bbb",
		"New": "Camile",
		"Old": "Tani"
	},
	{
		"AttributeName": "aaa",
		"New": "Sherrie",
		"Old": "Cordi"
	},
	{
		"AttributeName": "fff",
		"New": "Xylina",
		"Old": "Marcelline"
	},
	{
		"AttributeName": "ccc",
		"New": "Ruthe",
		"Old": "Elie"
	},
	{
		"AttributeName": "ccc",
		"New": "Marleah",
		"Old": "Minne"
	},
	{
		"AttributeName": "eee",
		"New": "Felice",
		"Old": "Carolina"
	},
	{
		"AttributeName": "bbb",
		"New": "Fina",
		"Old": "Alie"
	},
	{
		"AttributeName": "bbb",
		"New": "Rubie",
		"Old": "Dennie"
	},
	{
		"AttributeName": "bbb",
		"New": "Shirlee",
		"Old": "Dulcinea"
	},
	{
		"AttributeName": "ddd",
		"New": "Dawn",
		"Old": "Rani"
	},
	{
		"AttributeName": "eee",
		"New": "Courtnay",
		"Old": "Janeczka"
	},
	{
		"AttributeName": "ccc",
		"New": "Jean",
		"Old": "Leona"
	},
	{
		"AttributeName": "fff",
		"New": "Karina",
		"Old": "Rochette"
	},
	{
		"AttributeName": "bbb",
		"New": "Chickie",
		"Old": "Penelopa"
	},
	{
		"AttributeName": "fff",
		"New": "Lorenza",
		"Old": "Tera"
	},
	{
		"AttributeName": "ddd",
		"New": "Meg",
		"Old": "Millie"
	},
	{
		"AttributeName": "fff",
		"New": "Thalia",
		"Old": "Cam"
	},
	{
		"AttributeName": "ddd",
		"New": "Lilith",
		"Old": "Jeanna"
	},
	{
		"AttributeName": "aaa",
		"New": "Grier",
		"Old": "Yolane"
	},
	{
		"AttributeName": "aaa",
		"New": "Lynnea",
		"Old": "Kerrin"
	},
	{
		"AttributeName": "ccc",
		"New": "Ekaterina",
		"Old": "Jillayne"
	},
	{
		"AttributeName": "aaa",
		"New": "Blinni",
		"Old": "Esmeralda"
	},
	{
		"AttributeName": "eee",
		"New": "Kimberley",
		"Old": "Ulrike"
	},
	{
		"AttributeName": "ccc",
		"New": "Shauna",
		"Old": "Sue"
	},
	{
		"AttributeName": "bbb",
		"New": "Averyl",
		"Old": "Emylee"
	},
	{
		"AttributeName": "fff",
		"New": "Ebonee",
		"Old": "Adore"
	},
	{
		"AttributeName": "bbb",
		"New": "Sheree",
		"Old": "Phylis"
	},
	{
		"AttributeName": "bbb",
		"New": "Roberta",
		"Old": "Constance"
	},
	{
		"AttributeName": "eee",
		"New": "Agnese",
		"Old": "Jenilee"
	},
	{
		"AttributeName": "fff",
		"New": "Ardeen",
		"Old": "Rubie"
	},
	{
		"AttributeName": "ccc",
		"New": "Kathy",
		"Old": "Minda"
	},
	{
		"AttributeName": "fff",
		"New": "Christal",
		"Old": "Stephanie"
	},
	{
		"AttributeName": "ddd",
		"New": "Hettie",
		"Old": "Tersina"
	},
	{
		"AttributeName": "bbb",
		"New": "Janey",
		"Old": "Bill"
	},
	{
		"AttributeName": "eee",
		"New": "Ira",
		"Old": "Sallie"
	},
	{
		"AttributeName": "fff",
		"New": "Tonia",
		"Old": "Clary"
	},
	{
		"AttributeName": "fff",
		"New": "Paola",
		"Old": "Wilma"
	},
	{
		"AttributeName": "aaa",
		"New": "Esmeralda",
		"Old": "Gui"
	},
	{
		"AttributeName": "ccc",
		"New": "Sibella",
		"Old": "Sybille"
	},
	{
		"AttributeName": "ccc",
		"New": "Beth",
		"Old": "Misha"
	},
	{
		"AttributeName": "ddd",
		"New": "Olwen",
		"Old": "Alisha"
	},
	{
		"AttributeName": "eee",
		"New": "Emelina",
		"Old": "Jany"
	},
	{
		"AttributeName": "bbb",
		"New": "Hannis",
		"Old": "Sean"
	},
	{
		"AttributeName": "ddd",
		"New": "Magdalena",
		"Old": "Kayla"
	},
	{
		"AttributeName": "bbb",
		"New": "Roxane",
		"Old": "Mildrid"
	},
	{
		"AttributeName": "eee",
		"New": "Steffane",
		"Old": "Rosene"
	},
	{
		"AttributeName": "fff",
		"New": "Monika",
		"Old": "Philis"
	},
	{
		"AttributeName": "aaa",
		"New": "Ulrike",
		"Old": "Ida"
	},
	{
		"AttributeName": "ccc",
		"New": "Dale",
		"Old": "Wanda"
	},
	{
		"AttributeName": "ccc",
		"New": "Kayla",
		"Old": "Ileana"
	},
	{
		"AttributeName": "ddd",
		"New": "Gale",
		"Old": "Sarette"
	},
	{
		"AttributeName": "bbb",
		"New": "Bobinette",
		"Old": "Imojean"
	},
	{
		"AttributeName": "fff",
		"New": "Debee",
		"Old": "Trixi"
	},
	{
		"AttributeName": "aaa",
		"New": "Almeta",
		"Old": "Linzy"
	},
	{
		"AttributeName": "bbb",
		"New": "Zsa Zsa",
		"Old": "Heida"
	},
	{
		"AttributeName": "fff",
		"New": "Beverley",
		"Old": "Elyssa"
	},
	{
		"AttributeName": "bbb",
		"New": "Jaclyn",
		"Old": "Kenna"
	},
	{
		"AttributeName": "fff",
		"New": "Katleen",
		"Old": "Sara-Ann"
	},
	{
		"AttributeName": "ddd",
		"New": "Ebonee",
		"Old": "Lindie"
	},
	{
		"AttributeName": "ccc",
		"New": "Meriel",
		"Old": "Berta"
	},
	{
		"AttributeName": "ddd",
		"New": "Mary",
		"Old": "Leanna"
	},
	{
		"AttributeName": "aaa",
		"New": "Robbi",
		"Old": "Kassey"
	},
	{
		"AttributeName": "fff",
		"New": "Lexine",
		"Old": "Alejandra"
	},
	{
		"AttributeName": "eee",
		"New": "Natka",
		"Old": "Kayla"
	},
	{
		"AttributeName": "aaa",
		"New": "Tori",
		"Old": "Gabriellia"
	},
	{
		"AttributeName": "ddd",
		"New": "Romona",
		"Old": "Anallese"
	},
	{
		"AttributeName": "eee",
		"New": "Genevra",
		"Old": "Consuela"
	},
	{
		"AttributeName": "ccc",
		"New": "Eolanda",
		"Old": "Joceline"
	},
	{
		"AttributeName": "ccc",
		"New": "Tersina",
		"Old": "Kary"
	},
	{
		"AttributeName": "bbb",
		"New": "Molli",
		"Old": "Annecorinne"
	},
	{
		"AttributeName": "ddd",
		"New": "Rosaline",
		"Old": "Dari"
	},
	{
		"AttributeName": "fff",
		"New": "Carol-Jean",
		"Old": "Kerrin"
	},
	{
		"AttributeName": "eee",
		"New": "Alie",
		"Old": "Daune"
	},
	{
		"AttributeName": "ccc",
		"New": "Carilyn",
		"Old": "Ekaterina"
	},
	{
		"AttributeName": "fff",
		"New": "Bobinette",
		"Old": "Dagmar"
	},
	{
		"AttributeName": "eee",
		"New": "Susette",
		"Old": "Anica"
	},
	{
		"AttributeName": "ccc",
		"New": "Jordan",
		"Old": "Roberta"
	},
	{
		"AttributeName": "eee",
		"New": "Dianemarie",
		"Old": "Eve"
	},
	{
		"AttributeName": "bbb",
		"New": "Darlleen",
		"Old": "Katharina"
	},
	{
		"AttributeName": "fff",
		"New": "Morganica",
		"Old": "Edee"
	},
	{
		"AttributeName": "aaa",
		"New": "Sean",
		"Old": "Anthia"
	},
	{
		"AttributeName": "aaa",
		"New": "Jennica",
		"Old": "Joy"
	},
	{
		"AttributeName": "ddd",
		"New": "Briney",
		"Old": "Cyndie"
	},
	{
		"AttributeName": "bbb",
		"New": "Iseabal",
		"Old": "Caritta"
	},
	{
		"AttributeName": "fff",
		"New": "Melisent",
		"Old": "Merle"
	},
	{
		"AttributeName": "fff",
		"New": "Glenda",
		"Old": "Lindie"
	},
	{
		"AttributeName": "ddd",
		"New": "Ernesta",
		"Old": "Correy"
	},
	{
		"AttributeName": "bbb",
		"New": "Jobi",
		"Old": "Julieta"
	},
	{
		"AttributeName": "eee",
		"New": "Glynnis",
		"Old": "Maye"
	},
	{
		"AttributeName": "bbb",
		"New": "Gratia",
		"Old": "Christy"
	},
	{
		"AttributeName": "ddd",
		"New": "Celisse",
		"Old": "Chandra"
	},
	{
		"AttributeName": "ddd",
		"New": "Brena",
		"Old": "Dominga"
	},
	{
		"AttributeName": "eee",
		"New": "Dennie",
		"Old": "Celestyna"
	},
	{
		"AttributeName": "fff",
		"New": "Gusty",
		"Old": "Darlleen"
	},
	{
		"AttributeName": "ddd",
		"New": "Marleah",
		"Old": "Leanna"
	},
	{
		"AttributeName": "bbb",
		"New": "Dawn",
		"Old": "Tiffie"
	},
	{
		"AttributeName": "eee",
		"New": "Bobinette",
		"Old": "Selma"
	}
];

Tests:

JSON.stringify.indexOf
var changes = []; if (JSON.stringify(a).indexOf('aaa') > -1) { for(var i=0;i<a.length;i++) { if (JSON.stringify(a[i]).indexOf('aaa') > -1) { changes.push(a[i].New); } } }
For loop
var changes = []; for(var i=0;i<a.length;i++) { if (a[i].AttributeName === 'aaa') { changes.push(a[i].New); } }
JSON.stringify.indexOf - attribute not found
var changes = []; if (JSON.stringify(a).indexOf('iii') > -1) { for(var i=0;i<a.length;i++) { if (JSON.stringify(a[i]).indexOf('iii') > -1) { changes.push(a[i].New); } } }
For loop - attribute not found
var changes = []; for(var i=0;i<a.length;i++) { if (a[i].AttributeName === 'iii') { changes.push(a[i].New); } }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
JSON.stringify.indexOf
For loop
JSON.stringify.indexOf - attribute not found
For loop - attribute not found

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36

Browser/OS: Chrome 135 on Mac OS X 10.15.7

View result in a separate tab

For loop - attribute not found

3.8M/s

For loop

2.8M/s

JSON.stringify.indexOf - attribute not found

110K/s

JSON.stringify.indexOf

46K/s

View exact numbers

Test name	Executions per second
✓ For loop - attribute not found	3,831,074 Ops/sec
For loop	2,816,220 Ops/sec
JSON.stringify.indexOf - attribute not found	109,808 Ops/sec
JSON.stringify.indexOf	46,244 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

It seems like you're presenting a benchmarking result for different JavaScript code snippets.

Based on the provided data, here are some observations and insights:

1. **For loop vs. JSON.stringify.indexOf**: The "For loop" benchmark has a significantly higher execution rate (39162.71875 executions per second) compared to the "JSON.stringify.indexOf" benchmark (8080.95654296875 executions per second). This suggests that the for loop approach is faster than using `indexOf` on the stringified JSON object.
2. **Attribute not found**: The "For loop - attribute not found" and "JSON.stringify.indexOf - attribute not found" benchmarks have similar execution rates (35628.390625 and 8080.95654296875, respectively). This implies that both approaches perform similarly when the attribute is not found in the JSON object.
3. **Browser and device platform**: The raw UA strings indicate that all tests were run on Chrome 90, which is a consistent environment across all benchmarks.
4. **Operating system**: The operating system used for these benchmarks is Mac OS X 10.15.7.

Overall, the results suggest that using a for loop to iterate through the JSON object and checking attributes directly is generally faster than using `indexOf` on the stringified JSON object, especially when the attribute is not found. However, there might be specific edge cases or optimizations in the code that affect the performance.

JSON.stringify.indexOf vs For loop 2 (version: 0) Benchmark.js

Comparing performance of: `JSON.stringify.indexOf vs For loop vs JSON.stringify.indexOf - attribute not found vs For loop - attribute not found`

Created: 5 years ago by: Guest

Go to the latest result

JSON.stringify.indexOf

For loop

JSON.stringify.indexOf - attribute not found

For loop - attribute not found

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

JSON.stringify.indexOf vs For loop 2 (version: 0) Benchmark.js

Comparing performance of: JSON.stringify.indexOf vs For loop vs JSON.stringify.indexOf - attribute not found vs For loop - attribute not found

Created: 5 years ago by: Guest

Go to the latest result

JSON.stringify.indexOf

For loop

JSON.stringify.indexOf - attribute not found

For loop - attribute not found

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

Comparing performance of: `JSON.stringify.indexOf vs For loop vs JSON.stringify.indexOf - attribute not found vs For loop - attribute not found`