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String vs. Template Literal
(version: 0)
Comparing performance of:
Template Literal String vs Regular String
Created:
3 years ago
by:
Guest
Go to the latest result
Tests:
Template Literal String
for (let i = 0; i < 80; ++i) { let result = `Some string`; }
Regular String
for (let i = 0; i < 80; ++i) { let result = "Some string"; }
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Template Literal String
Regular String
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Browser/OS:
Chrome 135 on Windows
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<iframe src="https://measurethat.net/Embed?id=600353" width="100%" height="500px"></iframe>
Template Literal String
41.8M/s
Regular String
40.6M/s
View exact numbers
Test name
Executions per second
✓
Template Literal String
41,798,884 Ops/sec
Regular String
40,592,188 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark and its test cases. **Benchmark Overview** The provided JSON represents a JavaScript microbenchmark, specifically comparing two approaches for string interpolation: regular strings (using double quotes) and template literals (using backticks). **Test Cases** There are only two test cases: 1. **Template Literal String**: This test case uses the `for` loop to iterate 80 times, assigning the result of a template literal expression (`"Some string"`). The template literal syntax is used with backticks (`) instead of double quotes (`"). 2. **Regular String**: This test case is similar to the first one but uses regular strings (double quotes) instead of template literals. **Options Compared** The two test cases compare the performance of: * Regular strings * Template literals **Pros and Cons of Each Approach** 1. **Regular Strings** * Pros: + Widely supported by browsers + Easier to read and write for many developers * Cons: + Can lead to slower performance due to the overhead of string concatenation 2. **Template Literals** * Pros: + Provide a more concise syntax for string interpolation + Can improve performance by avoiding unnecessary string concatenation * Cons: + May not be supported by older browsers (although recent versions of Firefox support it) + Can be less readable for some developers **Library** There is no specific library mentioned in the provided JSON. However, template literals are a built-in feature of JavaScript. **Special JS Feature or Syntax** The use of backticks (`) instead of double quotes (`") is the key feature being tested. This syntax was introduced in ECMAScript 2015 (ES6) and provides a more concise way to create multiline strings. **Other Considerations** * Code readability: Template literals can make code more readable, but regular strings may be more familiar to some developers. * Browser support: As mentioned earlier, older browsers might not support template literals. This could affect the benchmark's results if running on an older browser. **Alternatives** If you wanted to create a similar benchmark, you could consider testing other string interpolation methods, such as: 1. **Function concatenation**: Using `+` operator or `join()` method to concatenate strings. 2. **Array methods**: Using `map()`, `reduce()`, or `toString()` to manipulate strings. You could also explore more advanced topics in JavaScript, such as: 1. **Regex**: Testing performance of regular expressions for string matching and replacement. 2. **String manipulation functions**: Comparing performance of built-in functions like `slice()`, `substring()`, or `replace()`.
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