Pointers

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A pointer is a programming language object that stores the memory address of another value located in computer memory.

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Pointers in Go
by yhuang Go fmt.Println fmt
A pointer is a programming language object that stores the memory address of another value located in computer memory.
package main

import "fmt"

func zeroval(ival int) {
    ival = 0
}

func zeroptr(iptr *int) {
    *iptr = 0
}

func main() {
    i := 1
    fmt.Println("initial:", i)

    zeroval(i)
    fmt.Println("zeroval:", i)

    zeroptr(&i)
    fmt.Println("zeroptr:", i)

    fmt.Println("pointer:", &i)
}