{"id":205537,"date":"2025-06-12T10:40:17","date_gmt":"2025-06-12T02:40:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205537\/"},"modified":"2025-06-12T10:40:17","modified_gmt":"2025-06-12T02:40:17","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-go-%e5%87%bd%e6%95%b0%e4%b8%ad%e5%a4%84%e7%90%86-multiple-error","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205537\/","title":{"rendered":"\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error"},"content":{"rendered":"

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587
\n\u300a\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86
\n<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef\u7684\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a\u4f7f\u7528\u5185\u7f6e\u7684 error \u7c7b\u578b\uff0c\u5e76\u4f7f\u7528 append \u51fd\u6570\u9644\u52a0\u65b0\u9519\u8bef\u3002\u4f7f\u7528 go-multierror \u5305\uff0c\u56e0\u4e3a\u5b83\u63d0\u4f9b\u4e86\u683c\u5f0f\u5316\u9519\u8bef\u7684\u7b80\u6d01\u65b9\u6cd5\uff0c\u4f7f\u7528\u9017\u53f7\u5206\u9694\u9519\u8bef\u6d88\u606f\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002,
\n,
\n\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef<\/strong>,Go \u8bed\u8a00\u63d0\u4f9b\u4e86\u5904\u7406\u591a\u4e2a\u9519\u8bef\u7684\u673a\u5236,\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u975e\u5e38\u6709\u7528,\u4f8b\u5982\u9a8c\u8bc1\u8f93\u5165\u6570\u636e\u6216\u6267\u884c\u4e00\u7cfb\u5217\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u9610\u8ff0\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef\uff0c\u5e76\u63d0\u4f9b\u5b9e\u6218\u6848\u4f8b\u3002,
\n\u5185\u7f6e\u9519\u8bef\u5904\u7406<\/strong>,
\n\u7b2c\u4e00\u79cd\u5904\u7406\u591a\u4e2a\u9519\u8bef\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u5185\u7f6e\u7684<\/em>error
\n \u7c7b\u578b\uff0c\u5b83\u5b9e\u73b0\u4e86 error<\/code> \u63a5\u53e3\u3002\u4f60\u53ef\u4ee5\u58f0\u660e\u4e00\u4e2aerror<\/code>\u7c7b\u578b\u7684\u53d8\u91cf\u6765\u8868\u793a\u591a\u4e2a\u9519\u8bef\uff0c\u5e76\u4f7f\u7528 append<\/code> \u51fd\u6570\u8ffd\u52a0\u65b0\u7684\u9519\u8bef\u3002<\/em>,\u8fd9\u79cd\u65b9\u6cd5\u7684\u7f3a\u70b9\u662f\uff0c\u5982\u679c\u4f60\u4f7f\u7528
\n%+v<\/code> \u683c\u5f0f\u5316\u9519\u8bef\uff0c\u5b83\u4f1a\u5c06\u6240\u6709\u5e95\u5c42\u9519\u8bef\u8f93\u51fa\u5230\u5355\u72ec\u7684\u884c\u3002\u8fd9\u53ef\u80fd\u5f88\u96be\u9605\u8bfb\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u5177\u6709\u5927\u91cf\u9519\u8bef\u7684\u60c5\u51b5\u3002,
\ngo-multierror \u5305<\/strong>,
\n\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528\u7b2c\u4e09\u65b9 <\/em>go-multierror
\n \u5305\uff0c\u8be5\u5305\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u7b80\u6d01\u7684\u65b9\u5f0f\u6765\u5904\u7406\u591a\u4e2a\u9519\u8bef\u3002<\/em>,\u4f7f\u7528
\ngo-multierror<\/em> \u5305\uff0c
\nerror<\/code>\u5c06\u88ab\u683c\u5f0f\u5316\u4e3a\u4e00\u4e2a\u5206\u9694\u9017\u53f7\u7684\u5b57\u7b26\u4e32\uff0c\u4ece\u800c\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002,
\n\u5b9e\u6218\u6848\u4f8b\uff1a\u6587\u4ef6\u4e0a\u4f20<\/strong>,\u8003\u8651\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u9700\u8981\u9a8c\u8bc1\u6587\u4ef6\u5927\u5c0f\u548c\u7c7b\u578b\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u524d\u9762\u4ecb\u7ecd\u7684\u65b9\u6cd5\u6765\u5904\u7406\u591a\u4e2a\u9a8c\u8bc1\u9519\u8bef\u3002*,
\n\u7ed3\u8bba<\/strong>,\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef\u975e\u5e38\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5904\u7406\u590d\u6742\u9a8c\u8bc1\u6216\u64cd\u4f5c\u5e8f\u5217\u7684\u60c5\u51b5\u4e0b\u3002\u5185\u7f6e\u7684
\nerror<\/em> \u7c7b\u578b\u548c
\ngo-multierror<\/em> \u5305\u63d0\u4f9b\u4e86\u6709\u6548\u7684\u65b9\u6cd5\u6765\u5904\u7406\u548c\u683c\u5f0f\u5316\u591a\u4e2a\u9519\u8bef\u3002\u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u6280\u672f\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u5065\u58ee\u4e14\u6613\u4e8e\u8c03\u8bd5\u7684 Go \u4ee3\u7801\u3002,\u6587\u4e2d\u5173\u4e8eGo\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002,\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587
\n\u300a\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86
\n<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error<\/span><\/p>\n

\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error<\/h1>\n

2024-10-26 13:34:02<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300a\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef\u7684\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a\u4f7f\u7528\u5185\u7f6e\u7684 error \u7c7b\u578b\uff0c\u5e76\u4f7f\u7528 append \u51fd\u6570\u9644\u52a0\u65b0\u9519\u8bef\u3002\u4f7f\u7528 go-multierror \u5305\uff0c\u56e0\u4e3a\u5b83\u63d0\u4f9b\u4e86\u683c\u5f0f\u5316\u9519\u8bef\u7684\u7b80\u6d01\u65b9\u6cd5\uff0c\u4f7f\u7528\u9017\u53f7\u5206\u9694\u9519\u8bef\u6d88\u606f\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/p>\n

<\/p>\n

\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef<\/strong><\/p>\n

Go \u8bed\u8a00\u63d0\u4f9b\u4e86\u5904\u7406\u591a\u4e2a\u9519\u8bef\u7684\u673a\u5236,\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u975e\u5e38\u6709\u7528,\u4f8b\u5982\u9a8c\u8bc1\u8f93\u5165\u6570\u636e\u6216\u6267\u884c\u4e00\u7cfb\u5217\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u9610\u8ff0\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef\uff0c\u5e76\u63d0\u4f9b\u5b9e\u6218\u6848\u4f8b\u3002<\/p>\n

\u5185\u7f6e\u9519\u8bef\u5904\u7406<\/strong><\/p>\n

\u7b2c\u4e00\u79cd\u5904\u7406\u591a\u4e2a\u9519\u8bef\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u5185\u7f6e\u7684<\/em>error \u7c7b\u578b\uff0c\u5b83\u5b9e\u73b0\u4e86 error<\/code> \u63a5\u53e3\u3002\u4f60\u53ef\u4ee5\u58f0\u660e\u4e00\u4e2aerror<\/code>\u7c7b\u578b\u7684\u53d8\u91cf\u6765\u8868\u793a\u591a\u4e2a\u9519\u8bef\uff0c\u5e76\u4f7f\u7528 append<\/code> \u51fd\u6570\u8ffd\u52a0\u65b0\u7684\u9519\u8bef\u3002<\/em><\/p>\n

func validateInput(input []string) error {\n  var errs []error\n\n  for _, s := range input {\n    if len(s) < 5 {\n      errs = append(errs, fmt.Errorf(\"input %s is too short\", s))\n    }\n  }\n\n  if len(errs) != 0 {\n    return fmt.Errorf(\"input validation failed: %v\", errs)\n  }\n  return nil\n}<\/pre>\n
\u8fd9\u79cd\u65b9\u6cd5\u7684\u7f3a\u70b9\u662f\uff0c\u5982\u679c\u4f60\u4f7f\u7528 %+v<\/code> \u683c\u5f0f\u5316\u9519\u8bef\uff0c\u5b83\u4f1a\u5c06\u6240\u6709\u5e95\u5c42\u9519\u8bef\u8f93\u51fa\u5230\u5355\u72ec\u7684\u884c\u3002\u8fd9\u53ef\u80fd\u5f88\u96be\u9605\u8bfb\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u5177\u6709\u5927\u91cf\u9519\u8bef\u7684\u60c5\u51b5\u3002<\/p>\n
go-multierror \u5305<\/strong><\/p>\n
\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528\u7b2c\u4e09\u65b9 <\/em>go-multierror \u5305\uff0c\u8be5\u5305\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u7b80\u6d01\u7684\u65b9\u5f0f\u6765\u5904\u7406\u591a\u4e2a\u9519\u8bef\u3002<\/em><\/p>\n
func validateInput(input []string) error {\n  type MultiError []error\n\n  func (m MultiError) Error() string {\n    if len(m) == 0 {\n      return \"<nil>\"\n    }\n    errMsgs := make([]string, len(m))\n    for i, err := range m {\n      errMsgs[i] = err.Error()\n    }\n    return strings.Join(errMsgs, \", \")\n  }\n\n  errs := MultiError{}\n  for _, s := range input {\n    if len(s) < 5 {\n      errs = append(errs, fmt.Errorf(\"input %s is too short\", s))\n    }\n  }\n\n  if len(errs) != 0 {\n    return errs\n  }\n  return nil\n}<\/pre>\n
\u4f7f\u7528 go-multierror<\/em> \u5305\uff0cerror<\/code>\u5c06\u88ab\u683c\u5f0f\u5316\u4e3a\u4e00\u4e2a\u5206\u9694\u9017\u53f7\u7684\u5b57\u7b26\u4e32\uff0c\u4ece\u800c\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/p>\n
\u5b9e\u6218\u6848\u4f8b\uff1a\u6587\u4ef6\u4e0a\u4f20<\/strong><\/p>\n
\u8003\u8651\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u9700\u8981\u9a8c\u8bc1\u6587\u4ef6\u5927\u5c0f\u548c\u7c7b\u578b\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u524d\u9762\u4ecb\u7ecd\u7684\u65b9\u6cd5\u6765\u5904\u7406\u591a\u4e2a\u9a8c\u8bc1\u9519\u8bef\u3002*<\/p>\n
func handleFileUpload(file *multipart.FileHeader) error {\n  var errs []error\n  if file.Size > 10 * 1024 * 1024 {\n    errs = append(errs, fmt.Errorf(\"file %s is too large\", file.Filename))\n  }\n  if file.Header.Get(\"Content-Type\") != \"image\/jpeg\" {\n    errs = append(errs, fmt.Errorf(\"file %s is not a JPEG\", file.Filename))\n  }\n  if len(errs) != 0 {\n    return fmt.Errorf(\"file validation failed: %v\", errs)\n  }\n  return nil\n}<\/pre>\n
\u7ed3\u8bba<\/strong><\/p>\n
\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406\u591a\u4e2a\u9519\u8bef\u975e\u5e38\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5904\u7406\u590d\u6742\u9a8c\u8bc1\u6216\u64cd\u4f5c\u5e8f\u5217\u7684\u60c5\u51b5\u4e0b\u3002\u5185\u7f6e\u7684 error<\/em> \u7c7b\u578b\u548c go-multierror<\/em> \u5305\u63d0\u4f9b\u4e86\u6709\u6548\u7684\u65b9\u6cd5\u6765\u5904\u7406\u548c\u683c\u5f0f\u5316\u591a\u4e2a\u9519\u8bef\u3002\u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u6280\u672f\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u5065\u58ee\u4e14\u6613\u4e8e\u8c03\u8bd5\u7684 Go \u4ee3\u7801\u3002<\/p>\n
\u6587\u4e2d\u5173\u4e8eGo\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u5728 Go \u51fd\u6570\u4e2d\u5904\u7406 multiple error\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u5728Windows 11\u4e0a\u8bbe\u7f6e\u6d3b\u52a8\u65f6\u95f4\u907f\u514d\u7a81\u7136\u66f4\u65b0\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u5728 Java \u51fd\u6570\u4e2d\u8bb0\u5f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u4fe1\u606f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
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