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golangHow to pad integer with leading zeros


package main
import "fmt"

func main() {
  res := fmt.Sprintf("Number: %08d", 123)
  fmt.Println(res)
}ctrl + c
package main

default package declaration

import "fmt"

loads fmt package to operate on strings (and print them)

fmt.Sprintf(

formats given string based on a given template and return result

%08d

pads given number to 8 zeros on the left

123

sample integer value to format

res

variable will contain formatted value