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Testando tenário e || - V3
(version: 2)
Comparing performance of:
Ternário vs Operador OR
Created:
3 years ago
by:
Registered User
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Tests:
Ternário
let requestUndefined = undefined let requestWithValue = 10 let a = requestUndefined ? requestUndefined : 10 let b = requestWithValue ? requestWithValue : 10
Operador OR
let requestUndefined = undefined let requestWithValue = 10 let c = requestUndefined || 10 let d = requestWithValue || 10
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Suite status:
<idle, ready to run>
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Test case name
Result
Ternário
Operador OR
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's dive into explaining the benchmark provided by MeasureThat.net. **What is tested?** The benchmark measures the performance of two different approaches to handle undefined values in JavaScript: ternary operators (`a = requestUndefined ? requestUndefined : 10`) and the OR operator (`c = requestUndefined || 10`). **Options compared** There are two test cases: 1. **Ternary Operator**: `let a = requestUndefined ? requestUndefined : 10` * Pros: + More explicit and readable code + Can be easier to understand for beginners * Cons: + May result in slightly worse performance due to the conditional expression 2. **OR Operator**: `let c = requestUndefined || 10` * Pros: + Faster execution, as it uses a built-in operator + More concise code **Pros and Cons** The main trade-off is between readability (ternary operator) and performance (OR operator). The OR operator is generally faster but may be less readable for those not familiar with this syntax. On the other hand, the ternary operator provides more explicitness. **Library usage** None of the test cases use a specific JavaScript library. However, some libraries might optimize or modify the behavior of these operators. **Special JS feature or syntax** The benchmark does not explicitly mention any special features or syntax beyond the comparison of ternary and OR operators. If you're interested in testing other aspects, MeasureThat.net offers a vast range of benchmarks covering various JavaScript topics. **Other alternatives** If you want to test similar benchmarks or explore alternative approaches: * **Template literals**: `let d = `${requestUndefined || 10}`` * **Nullish Coalescing Operator (??)**: `let e = requestUndefined ? requestUndefined : 10` * **Other optimization techniques**, such as caching or memoization, which might affect the performance of these operators. Keep in mind that these alternatives are not part of the original benchmark and would require creating new test cases on MeasureThat.net.
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