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  1. 31 Dec, 2015 1 commit
    • ksss's avatar
      Use memchr for performance · 6c1b6ef7
      ksss authored 
      ```ruby
s = "b"
str = ("a" * 100 + s)

t = Time.now
str.index(s)
puts Time.now - t
```

before => 0.000788
after  => 0.000508

---

```ruby
s = "b"
str = ("a" * 100 * 1024 * 1024 + s)

t = Time.now
str.index(s)
puts Time.now - t
```

before => 0.225474
after  => 0.008658
      6c1b6ef7
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