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24 lines
417 B
Go
24 lines
417 B
Go
// methodset1.go
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package main
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import (
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"fmt"
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)
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type List []int
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func (l List) Len() int { return len(l) }
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func (l *List) Append(val int) { *l = append(*l, val) }
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func main() {
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// A bare value
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var lst List
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lst.Append(1)
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fmt.Printf("%v (len: %d)\n", lst, lst.Len()) // [1] (len: 1)
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// A pointer value
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plst := new(List)
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plst.Append(2)
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fmt.Printf("%v (len: %d)\n", plst, lst.Len()) // &[2] (len: 1)
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}
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