validate()
                
                validate(string  $name = '', string  $layer = 'validate', bool  $appendSuffix = false, string  $common = 'common') : \think\Validate
                
                static 实例化验证器类
                                    Parameters
                    
                                                    
                                | string | 
                                $name = ''  | 
                                 | 
                            
                                                    
                                | string | 
                                $layer = 'validate'  | 
                                 | 
                            
                                                    
                                | bool | 
                                $appendSuffix = false  | 
                                 | 
                            
                                                    
                                | string | 
                                $common = 'common'  | 
                                 | 
                            
                                            
                
                
                                    Returns
                    \think\Validate
                                            —