Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
string-interpolation-vs-to-string
(version: 0)
Comparing performance of:
string-interpolation vs to-string
Created:
3 years ago
by:
Guest
Go to the latest result
Script Preparation code:
var luckyNumber = Math.round(Math.random() * 100);
Tests:
string-interpolation
`${luckyNumber}`
to-string
luckyNumber.toString()
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
Fork
Test case name
Result
string-interpolation
to-string
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
10 months ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36
Browser/OS:
Chrome 140 on Mac OS X 10.15.7
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=617476" width="100%" height="500px"></iframe>
string-interpolation
179.0M/s
to-string
120.8M/s
View exact numbers
Test name
Executions per second
✓
string-interpolation
179,007,712 Ops/sec
to-string
120,820,224 Ops/sec
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark definition and test cases. **Benchmark Definition** The benchmark is testing two different approaches to string conversion in JavaScript: using template literals (string interpolation) versus explicitly calling the `toString()` method on a variable. The script preparation code generates a random integer between 0 and 100, which will be used as input for the benchmarks. The HTML preparation code is empty, indicating that no specific HTML setup is required for this benchmark. **Individual Test Cases** There are two test cases: 1. **string-interpolation**: This test case uses template literals to convert the `luckyNumber` variable into a string. Template literals in JavaScript allow you to embed expressions inside backticks (``) and use them as placeholders. When the string is evaluated, the expression is replaced with its result. 2. **to-string**: This test case explicitly calls the `toString()` method on the `luckyNumber` variable to convert it into a string. **Comparison of Options** The two approaches have different performance characteristics: * **String Interpolation (Template Literals)**: This approach is generally faster because it avoids the overhead of calling a method and parsing the expression. Template literals are optimized for performance, as they can take advantage of tree shaking and other optimization techniques. * **Explicit `toString()` Call**: This approach requires more CPU cycles because it involves: + Calling the `toString()` method on the object + Parsing the result to extract the numeric value + Converting the string back into an integer (if necessary) **Pros and Cons** * **String Interpolation**: + Pros: Generally faster, more readable, and easier to maintain. + Cons: May not be compatible with all environments or legacy JavaScript versions. * **Explicit `toString()` Call**: + Pros: More control over the conversion process, works in older JavaScript versions. + Cons: Slower performance, less readable. **Libraries and Special JS Features** There are no libraries used in this benchmark. However, if you were to add a library, it might be something like `dompurify` or `js-stringify`, which provide utility functions for working with strings in JavaScript. No special JS features are being tested in this benchmark. **Other Alternatives** Some alternative approaches for string conversion in JavaScript include: * Using the `parseInt()` method: This involves parsing a string into an integer using the `parseInt()` function. However, it's generally slower than template literals and explicit `toString()` calls. * Using the `Number()` constructor: Similar to `parseInt()`, this involves converting a string to a number using the `Number()` constructor. Again, it's not as efficient as template literals or explicit `toString()` calls. Overall, template literals (string interpolation) are generally recommended for performance and readability reasons. However, if compatibility with older JavaScript versions is necessary, the explicit `toString()` call approach may be required.
Related benchmarks
string-interpolation-vs-toString
string-interpolation-vs-string-type-coercion
string-interpolation-vs-toString-vs-plus-string
Comments
Confirm delete:
Do you really want to delete benchmark?