template.go
func ExecuteString(template, startTag, endTag string, m map[string]interface{}) string {
	return ExecuteFuncString(template, startTag, endTag, func(w io.Writer, tag string) (int, error) { return stdTagFunc(w, tag, m) })
}
func ExecuteString(template, startTag, endTag string, m map[string]interface{}) string {
	return ExecuteFuncString(template, startTag, endTag, func(w io.Writer, tag string) (int, error) { return stdTagFunc(w, tag, m) })
}
func ExecuteString ( template , startTag , endTag string , m map [ string ] interface { } ) string { return ExecuteFuncString ( template , startTag , endTag , func ( w io . Writer , tag string ) ( int , error ) { return stdTagFunc ( w , tag , m ) } ) }
// ExecuteString substitutes template tags (placeholders) with the corresponding
// values from the map m and returns the result.
//
// Substitution map m may contain values with the following types:
//   * []byte - the fastest value type
//   * string - convenient value type
//   * TagFunc - flexible value type
//
// This function is optimized for constantly changing templates.
// Use Template.ExecuteString for frozen templates.
ExecuteString substitutes template tags ( placeholders ) with the corresponding values from the map m and returns the result . Substitution map m may contain values with the following types : * [] byte - the fastest value type * string - convenient value type * TagFunc - flexible value type This function is optimized for constantly changing templates . Use Template . ExecuteString for frozen templates .