func (e EnvVar) String() string {
	b := bytes.NewBuffer(nil)
	for _, env := range e {
		// don't include invalid strings
		if len(strings.SplitN(env, "=", 2)) < 2 {
			continue
		}
		fmt.Fprintln(b, env)
	}
	return b.String()
}
func (e EnvVar) String() string {
	b := bytes.NewBuffer(nil)
	for _, env := range e {
		
		if len(strings.SplitN(env, "=", 2)) < 2 {
			continue
		}
		fmt.Fprintln(b, env)
	}
	return b.String()
}
func ( e EnvVar ) String ( ) string { b := bytes . NewBuffer ( nil ) for _ , env := range e { // don't include invalid strings if len ( strings . SplitN ( env , " " , 2 ) ) < 2 { continue } fmt . Fprintln ( b , env ) } return b . String ( ) }
// String returns key=val format of the environment variables.
// Each on a line.
String returns key = val format of the environment variables . Each on a line .