RosettaCodeData/Task/Associative-array-Iteration/Go/associative-array-iteration...

36 lines
626 B
Go

package main
import (
"os"
"text/template"
)
func main() {
m := map[string]int{
"hello": 13,
"world": 31,
"!": 71,
}
// iterating over key-value pairs:
template.Must(template.New("").Parse(`
{{- range $k, $v := . -}}
key = {{$k}}, value = {{$v}}
{{end -}}
`)).Execute(os.Stdout, m)
// iterating over keys:
template.Must(template.New("").Parse(`
{{- range $k, $v := . -}}
key = {{$k}}
{{end -}}
`)).Execute(os.Stdout, m)
// iterating over values:
template.Must(template.New("").Parse(`
{{- range . -}}
value = {{.}}
{{end -}}
`)).Execute(os.Stdout, m)
}