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23 lines
499 B
Go
23 lines
499 B
Go
package main
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import (
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"math/rand"
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"time"
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)
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// randomString generates a pseudo-random alpha-numeric string with given length.
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func randomString(length int) string {
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rand.Seed(time.Now().UnixNano())
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k := make([]rune, length)
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for i := 0; i < length; i++ {
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c := rand.Intn(35)
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if c < 10 {
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c += 48 // numbers (0-9) (0+48 == 48 == '0', 9+48 == 57 == '9')
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} else {
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c += 87 // lower case alphabets (a-z) (10+87 == 97 == 'a', 35+87 == 122 = 'z')
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}
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k[i] = rune(c)
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}
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return string(k)
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}
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