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20 lines
355 B
Go
20 lines
355 B
Go
package hashcode
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import (
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"hash/crc32"
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)
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// String hashes a string to a unique hashcode.
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//
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// crc32 returns a uint32, but for our use we need
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// and non negative integer. Here we cast to an integer
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// and invert it if the result is negative.
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func String(s string) int {
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v := int(crc32.ChecksumIEEE([]byte(s)))
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if v < 0 {
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return -v
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}
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return v
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}
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