the-way-to-go_ZH_CN/eBook/examples/chapter_15/template_variables.go

// template_variables.go
package main

import (
	"os"
	"text/template"
)

func main() {
	t := template.New("test")
	t = template.Must(t.Parse("{{with $3 := `hello`}}{{$3}}{{end}}!\n"))
	t.Execute(os.Stdout, nil)

	t = template.Must(t.Parse("{{with $x3 := `hola`}}{{$x3}}{{end}}!\n"))
	t.Execute(os.Stdout, nil)

	t = template.Must(t.Parse("{{with $x_1 := `hey`}}{{$x_1}} {{.}} {{$x_1}}{{end}}!\n"))
	t.Execute(os.Stdout, nil)
}
/* Output:
hello!
hola!
hey hey hey!
*/