ruby/benchmark/string_slice.yml

prelude: |
  long_string = "x"*1000+"-hår"
benchmark:
  regexp-short: |
    "x-hår".slice!(/-(.)(.)(.)/, 3)
  regexp-long: |
    long_string.dup.slice!(/-(.)(.)(.)/, 3)
  string-short: |
    "x-hår".slice!("r")
  string-long: |
    long_string.dup.slice!("r")
Improve `String#slice!` performance Instead of searching twice to extract and to delete, extract and delete the found position at the first search. This makes faster nearly twice, for regexps and strings. \| \|compare-ruby\|built-ruby\| \|:-------------\|-----------:\|---------:\| \|regexp-short \| 2.143M\| 3.918M\| \|regexp-long \| 105.162k\| 205.410k\| \|string-short \| 3.789M\| 7.964M\| \|string-long \| 1.301M\| 2.457M\| 2020-01-31 10:53:04 +03:00			`prelude: \|`
			`long_string = "x"*1000+"-hår"`
			`benchmark:`
			`regexp-short: \|`
			`"x-hår".slice!(/-(.)(.)(.)/, 3)`
			`regexp-long: \|`
			`long_string.dup.slice!(/-(.)(.)(.)/, 3)`
			`string-short: \|`
			`"x-hår".slice!("r")`
			`string-long: \|`
			`long_string.dup.slice!("r")`