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Results of `rake:benchmark` on ruby 2.6.2p47 (2019-03-13 revision 67232) [x86_64-darwin18]
```
Counting non-letters
CharacterSet#count_in: 12253693.8 i/s
String#count: 1737741.7 i/s - 7.05x slower
```
```
Detecting non-whitespace
CharacterSet#cover?: 14058351.9 i/s
Regexp#match?: 7907608.1 i/s - 1.78x slower
```
```
Detecting non-letters
CharacterSet#cover?: 13341301.6 i/s
Regexp#match?: 5187453.3 i/s - 2.57x slower
```
```
Removing whitespace
CharacterSet#delete_in: 2523184.0 i/s
String#gsub: 225804.7 i/s - 11.17x slower
```
```
Removing whitespace, emoji and umlauts
CharacterSet#delete_in: 1712208.6 i/s
String#gsub: 278508.8 i/s - 6.15x slower
```
```
Removing non-whitespace
CharacterSet#keep_in: 2760158.1 i/s
String#gsub: 232797.7 i/s - 11.86x slower
```
```
Extracting emoji
CharacterSet#keep_in: 1775758.8 i/s
String#gsub: 217649.9 i/s - 8.16x slower
```
```
Extracting emoji to an Array
CharacterSet#scan: 2579030.8 i/s
String#scan: 545107.0 i/s - 4.73x slower
```
```
Detecting whitespace
CharacterSet#used_by?: 13847689.0 i/s
Regexp#match?: 7533275.2 i/s - 1.84x slower
```
```
Detecting emoji in a large string
CharacterSet#used_by?: 246527.7 i/s
Regexp#match?: 92956.5 i/s - 2.65x slower
```
```
Adding entries
CharacterSet#add: 3102081.7 i/s
SortedSet#add: 1897464.8 i/s - 1.63x slower
```
```
Removing entries
CharacterSet#delete: 3240924.1 i/s
SortedSet#delete: 2887493.9 i/s - 1.12x slower
```
```
Merging entries
CharacterSet#merge: 536.8 i/s
SortedSet#merge: 12.5 i/s - 42.78x slower
```
```
Getting the min and max
CharacterSet#minmax: 4111960.8 i/s
SortedSet#minmax: 756.4 i/s - 5436.39x slower
```
|
