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String recomposition
Rian Stockbower edited this page May 16, 2025
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1 revision
String recomposition means rebuilding a string to get rid of duplicate spaces. Common when normalizing and extracting data from strings during data enrichment steps. For example, you have a regex that removes a phone number from a string, and another to extract a zip code or zip+4 which leaves you with a string like TST*SOME RESTAURANT HOLLYWOOD CA
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BenchmarkDotNet v0.13.12, macOS 15.4.1 (24E263) [Darwin 24.4.0]
Apple M3, 1 CPU, 8 logical and 8 physical cores
.NET SDK 9.0.102
[Host] : .NET 8.0.12 (8.0.1224.60305), Arm64 RyuJIT AdvSIMD
ShortRun : .NET 8.0.12 (8.0.1224.60305), Arm64 RyuJIT AdvSIMD
Job=ShortRun IterationCount=3 LaunchCount=1
WarmupCount=3
Method | Mean | Error | StdDev | Gen0 | Gen1 | Gen2 | Allocated |
---|---|---|---|---|---|---|---|
ShortStringSplit | 243.74 ns | 88.890 ns | 4.872 ns | 0.1252 | - | - | 1048 B |
LongStringSplit | 154,674.91 ns | 5,055.441 ns | 277.106 ns | 57.1289 | 28.5645 | 28.5645 | 451869 B |
ShortStringSpan | 80.82 ns | 25.858 ns | 1.417 ns | 0.0267 | - | - | 224 B |
LongStringSpan | 61,990.92 ns | 14,399.167 ns | 789.267 ns | 299.5605 | 299.5605 | 49.9268 | 184026 B |
ShortStringBuilder | 102.41 ns | 1.636 ns | 0.090 ns | 0.0592 | - | - | 496 B |
LongStringBuilder | 64,922.09 ns | 17,505.003 ns | 959.508 ns | 299.5605 | 299.5605 | 49.9268 | 184074 B |