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                                                        @@ -120,7 +120,7 @@  discard block  | 
                                                    
                                                    
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                                                         block discarded – undo  | 
                                                    
                                                                                                                                                                                                                    
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                                                                  *  | 
                                                        
                                                                                                            
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                                                                  * @throws \Exception  | 
                                                        
                                                                                                            
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                                                                  */  | 
                                                        
                                                                                                            
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                                                            -    public function signatureConfig($prefix = '', $callBackUrl = null, $expire = 30,  $contentLengthRangeValue = 1048576000)  | 
                                                        
                                                                                                            
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                                                            +    public function signatureConfig($prefix = '', $callBackUrl = null, $expire = 30, $contentLengthRangeValue = 1048576000)  | 
                                                        
                                                                                                            
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                                                                 { | 
                                                        
                                                                                                            
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                                                                     if (!empty($prefix)) { | 
                                                        
                                                                                                            
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                                                                         $prefix = ltrim($prefix, '/');  | 
                                                        
                                                                                                                                                        
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                                                        @@ -169,7 +169,7 @@  discard block  | 
                                                    
                                                    
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                                                         block discarded – undo  | 
                                                    
                                                                                                                                                                                                                    
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                                                                     $response['signature'] = $signature;  | 
                                                        
                                                                                                            
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                                                                     $response['expire'] = $end;  | 
                                                        
                                                                                                            
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                                                                     $response['callback'] = $base64_callback_body;  | 
                                                        
                                                                                                            
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                                                            -        $response['dir'] = $prefix;  // 这个参数是设置用户上传文件时指定的前缀。  | 
                                                        
                                                                                                            
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                                                            +        $response['dir'] = $prefix; // 这个参数是设置用户上传文件时指定的前缀。  | 
                                                        
                                                                                                            
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                                                                     return json_encode($response);  | 
                                                        
                                                                                                            
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                                                                 }  | 
                                                        
                                                                                                                                                
                                         
                                        
                                            
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