21 lines
420 B
Go
21 lines
420 B
Go
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package x
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func indexOf[T comparable] (haystack []T, needle T) int {
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for index, test := range haystack {
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if test == needle {
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return index
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}
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}
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return -1
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}
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func remove[T any] (slice []T, index int) []T {
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return append(slice[:index], slice[index + 1:]...)
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}
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func insert[T any] (slice []T, index int, element T) []T {
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slice = append(slice[:index + 1], slice[index:]...)
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slice[index] = element
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return slice
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}
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