func (g *Glg) PrintFunc(f func() string) error {
	if g.isModeEnable(PRINT) {
		return g.out(PRINT, "%s", f())
	}
	return nil
}
func (g *Glg) PrintFunc(f func() string) error {
	if g.isModeEnable(PRINT) {
		return g.out(PRINT, "%s", f())
	}
	return nil
}
func ( g * Glg ) PrintFunc ( f func ( ) string ) error { if g . isModeEnable ( PRINT ) { return g . out ( PRINT , " " , f ( ) ) } return nil }
// PrintFunc outputs Print log returned from the function
PrintFunc outputs Print log returned from the function