How to Get Memory Size of the Variable in Go

In Golang, using the unsafe.Sizeof function is the easiest way to get memory size of the variable
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Modified

Using Sizeof Function

You can use the unsafe.Sizeof function for this. It returns the size in bytes.

See the following example:

package main

import (
  "fmt"
  "unsafe"
)

func main() {

  a := 10
  s := "Hello World"

  fmt.Printf("%d\n", unsafe.Sizeof(a))
  fmt.Printf("%d, len: %d\n", unsafe.Sizeof(s), len(s))
}
8
16, len: 11

Related Tags

#get# #memory#

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