the-way-to-go_ZH_CN/eBook/exercises/chapter_10/employee_salary.go

// methods1.go
package main

import "fmt"

/* basic data structure upon with we'll define methods */
type employee struct {
	salary float32
}

/* a method which will add a specified percent to an
   employees salary */
func (this *employee) giveRaise(pct float32) {
	this.salary += this.salary * pct
}

func main() {
	/* create an employee instance */
	var e = new(employee)
	e.salary = 100000
	/* call our method */
	e.giveRaise(0.04)
	fmt.Printf("Employee now makes %f", e.salary)
}

// Employee now makes 104000.000000