Курнат Андрей
19 lines
476 B
Go
19 lines
476 B
Go
// Package arrutil provides some util functions for array, slice
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package arrutil
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import (
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"github.com/gookit/goutil/mathutil"
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)
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// GetRandomOne get random element from an array/slice
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func GetRandomOne[T any](arr []T) T { return RandomOne(arr) }
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// RandomOne get random element from an array/slice
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func RandomOne[T any](arr []T) T {
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if ln := len(arr); ln > 0 {
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i := mathutil.RandomInt(0, len(arr))
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return arr[i]
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}
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panic("cannot get value from nil or empty slice")
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}
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