如何在Go中的模板（而不是范围）上进行循环？ [重复]

Question

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• for loop in templates 1 answer

Simple, i need for loop in golang on view(template). I can not seams to find on how to do that. Or how to do same thing with range?

a := []int{1, 2, 3}

for i := 1; i <= len(a); i++ {
    fmt.Println(i)
}

how to do this on view?

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Answer 1

This is not supported. range is the only way to form a loop in Go templates. You can feed it the output of a function that produces a for loop for you. The until function from the sprig library does something like this. It would be trivial to create your own, as well.