{"id":1225,"date":"2025-01-25T23:25:24","date_gmt":"2025-01-25T15:25:24","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=1225"},"modified":"2025-01-25T23:25:25","modified_gmt":"2025-01-25T15:25:25","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-net-%e4%b8%ad%e8%a7%a3%e5%86%b3-%e6%97%a0%e6%b3%95%e5%88%86%e9%85%8d%e5%b1%9e%e6%80%a7-%e9%94%99%e8%af%af","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/01\/25\/%e5%a6%82%e4%bd%95%e5%9c%a8-net-%e4%b8%ad%e8%a7%a3%e5%86%b3-%e6%97%a0%e6%b3%95%e5%88%86%e9%85%8d%e5%b1%9e%e6%80%a7-%e9%94%99%e8%af%af\/","title":{"rendered":"\u5982\u4f55\u5728 .NET \u4e2d\u89e3\u51b3 ‘\u65e0\u6cd5\u5206\u914d\u5c5e\u6027’ \u9519\u8bef"},"content":{"rendered":"\n

\u5728 .NET \u4e2d\uff0c\"\u65e0\u6cd5\u5206\u914d\u5c5e\u6027\"<\/code>\uff08\"Property assignment failed\"<\/code>\uff09\u9519\u8bef\u901a\u5e38\u53d1\u751f\u5728\u8bbe\u7f6e SmtpClient<\/code> \u6216 MailMessage<\/code> \u5bf9\u8c61\u65f6\uff0c\u7279\u522b\u662f\u4e0e\u53d1\u4ef6\u4eba\uff08From<\/code>\uff09\u548c\u6536\u4ef6\u4eba\uff08To<\/code>\uff09\u5730\u5740\u76f8\u5173\u7684\u5c5e\u6027\u3002\u6b64\u7c7b\u9519\u8bef\u901a\u5e38\u6e90\u4e8e\u51e0\u4e2a\u53ef\u80fd\u7684\u539f\u56e0\uff0c\u4ee5\u4e0b\u662f\u5e38\u89c1\u7684\u539f\u56e0\u548c\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n\n\n\n

1. \u65e0\u6548\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u683c\u5f0f<\/strong><\/h3>\n\n\n\n

SmtpClient<\/code> \u548c MailMessage<\/code> \u7c7b\u8981\u6c42\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u5fc5\u987b\u9075\u5faa\u6807\u51c6\u7684\u7535\u5b50\u90ae\u4ef6\u683c\u5f0f\u3002\u82e5\u4f60\u5c1d\u8bd5\u4e3a From<\/code> \u6216 To<\/code> \u5c5e\u6027\u5206\u914d\u4e00\u4e2a\u65e0\u6548\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\uff08\u4f8b\u5982\uff0c\u7f3a\u5c11 “@” \u6216\u5176\u4ed6\u5fc5\u9700\u7684\u90e8\u5206\uff09\uff0c\u5c31\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002<\/p>\n\n\n\n

\u89e3\u51b3\u65b9\u6848\uff1a<\/h4>\n\n\n\n

\u786e\u4fdd\u4f60\u4f20\u9012\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u662f\u6709\u6548\u7684\u3002\u53ef\u4ee5\u4f7f\u7528 MailAddress<\/code> \u7c7b\u6765\u9a8c\u8bc1\u5730\u5740\u683c\u5f0f\u3002<\/p>\n\n\n\n

try\n{\n    var fromAddress = new MailAddress(\"invalidemail.com\");  \/\/ \u65e0\u6548\u5730\u5740\n    var toAddress = new MailAddress(\"recipient@example.com\");\n\n    var mailMessage = new MailMessage(fromAddress, toAddress);\n}\ncatch (FormatException ex)\n{\n    Console.WriteLine($\"Invalid email address format: {ex.Message}\");\n}<\/code><\/pre>\n\n\n\n
2. \u672a\u521d\u59cb\u5316 From<\/code> \u6216 To<\/code> \u5730\u5740<\/strong><\/h3>\n\n\n\n
\u5982\u679c\u4f60\u6ca1\u6709\u6b63\u786e\u521d\u59cb\u5316 MailMessage<\/code> \u5bf9\u8c61\u4e2d\u7684 From<\/code> \u6216 To<\/code> \u5730\u5740\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u7c7b\u4f3c\u9519\u8bef\u3002\u5728\u5c1d\u8bd5\u53d1\u9001\u90ae\u4ef6\u65f6\uff0c\u5fc5\u987b\u4e3a\u8fd9\u4e24\u4e2a\u5c5e\u6027\u63d0\u4f9b\u6709\u6548\u7684 MailAddress<\/code> \u5bf9\u8c61\u3002<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848\uff1a<\/h4>\n\n\n\n
\u786e\u4fdd\u5728\u521b\u5efa MailMessage<\/code> \u65f6\uff0c\u4e3a From<\/code> \u548c To<\/code> \u5730\u5740\u63d0\u4f9b\u6709\u6548\u7684 MailAddress<\/code> \u5bf9\u8c61\u3002<\/p>\n\n\n\n
var fromAddress = new MailAddress(\"sender@example.com\");\nvar toAddress = new MailAddress(\"recipient@example.com\");\nvar mailMessage = new MailMessage(fromAddress, toAddress);<\/code><\/pre>\n\n\n\n
3. \u4e0d\u652f\u6301\u7684\u90ae\u4ef6\u5730\u5740\u7c7b\u578b<\/strong><\/h3>\n\n\n\n
MailAddress<\/code> \u7c7b\u4e0d\u652f\u6301\u67d0\u4e9b\u7279\u5b9a\u7684\u90ae\u4ef6\u5730\u5740\u7c7b\u578b\u3002\u4f8b\u5982\uff0c\u67d0\u4e9b\u5305\u542b\u591a\u4e2a\u5b50\u57df\u6216\u5e26\u6709\u7279\u6b8a\u5b57\u7b26\u7684\u90ae\u4ef6\u5730\u5740\uff0c\u53ef\u80fd\u65e0\u6cd5\u88ab\u6b63\u786e\u89e3\u6790\u3002<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848\uff1a<\/h4>\n\n\n\n
\u4f7f\u7528\u6807\u51c6\u683c\u5f0f\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\uff0c\u907f\u514d\u4f7f\u7528\u7279\u6b8a\u5b57\u7b26\u6216\u4e0d\u5e38\u89c1\u7684\u683c\u5f0f\u3002<\/p>\n\n\n\n
4. \u53d1\u4ef6\u4eba\u5730\u5740\u4e0e\u8eab\u4efd\u9a8c\u8bc1\u4e0d\u5339\u914d<\/strong><\/h3>\n\n\n\n
\u5728\u4f7f\u7528 SmtpClient<\/code> \u53d1\u9001\u90ae\u4ef6\u65f6\uff0c\u53d1\u4ef6\u4eba\u5730\u5740\u548c\u8eab\u4efd\u9a8c\u8bc1\u4fe1\u606f\u5fc5\u987b\u5339\u914d\u3002\u5982\u679c\u4f60\u4f7f\u7528\u7684 SMTP \u670d\u52a1\u5668\u8981\u6c42\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\uff08\u4f8b\u5982\uff0c\u53d1\u9001\u90ae\u4ef6\u7684\u8d26\u6237\u4e0e\u53d1\u4ef6\u4eba\u5730\u5740\u4e0d\u4e00\u81f4\uff09\uff0c\u800c\u4f60\u6ca1\u6709\u6b63\u786e\u914d\u7f6e\u8eab\u4efd\u9a8c\u8bc1\u4fe1\u606f\uff0c\u5219\u53ef\u80fd\u4f1a\u9047\u5230\u9519\u8bef\u3002<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848\uff1a<\/h4>\n\n\n\n
\u914d\u7f6e\u6b63\u786e\u7684\u8eab\u4efd\u9a8c\u8bc1\u4fe1\u606f\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n
var smtpClient = new SmtpClient(\"smtp.example.com\")\n{\n    Credentials = new NetworkCredential(\"username\", \"password\"),\n    EnableSsl = true\n};<\/code><\/pre>\n\n\n\n
5. From<\/code> \u548c To<\/code> \u5730\u5740\u4e3a\u7a7a\u6216\u4e3a null<\/code><\/strong><\/h3>\n\n\n\n
\u5982\u679c From<\/code> \u6216 To<\/code> \u5730\u5740\u4e3a null<\/code> \u6216\u7a7a\u5b57\u7b26\u4e32\uff0c\u8c03\u7528\u65f6\u4f1a\u629b\u51fa\u9519\u8bef\u3002\u786e\u4fdd\u4e3a MailMessage<\/code> \u7684 From<\/code> \u548c To<\/code> \u5c5e\u6027\u8bbe\u7f6e\u6709\u6548\u7684\u503c\u3002<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848\uff1a<\/h4>\n\n\n\n
\u59cb\u7ec8\u9a8c\u8bc1\u90ae\u4ef6\u5730\u5740\u662f\u5426\u4e3a\u7a7a\u6216\u4e3a null<\/code>\uff0c\u5e76\u4e3a From<\/code> \u548c To<\/code> \u8bbe\u7f6e\u6709\u6548\u7684\u5730\u5740\u3002<\/p>\n\n\n\n
if (fromAddress != null && toAddress != null)\n{\n    var mailMessage = new MailMessage(fromAddress, toAddress);\n}\nelse\n{\n    Console.WriteLine(\"Invalid email addresses provided.\");\n}<\/code><\/pre>\n\n\n\n
6. \u90ae\u4ef6\u670d\u52a1\u7684\u9650\u5236<\/strong><\/h3>\n\n\n\n
\u67d0\u4e9b\u90ae\u4ef6\u670d\u52a1\u5668\u5bf9\u53d1\u4ef6\u4eba\u6216\u6536\u4ef6\u4eba\u7684\u5730\u5740\u6709\u4e25\u683c\u7684\u9650\u5236\u3002\u5982\u679c\u4f60\u7684 SMTP \u670d\u52a1\u5668\u4e0d\u5141\u8bb8\u7279\u5b9a\u683c\u5f0f\u7684\u5730\u5740\u6216\u7279\u5b9a\u57df\u7684\u5730\u5740\uff0c\u5c1d\u8bd5\u4f7f\u7528\u4e0d\u88ab\u652f\u6301\u7684\u5730\u5740\u65f6\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848\uff1a<\/h4>\n\n\n\n
\u67e5\u770b\u4f60\u7684\u90ae\u4ef6\u670d\u52a1\u63d0\u4f9b\u5546\u7684\u6587\u6863\uff0c\u786e\u4fdd\u6240\u4f7f\u7528\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u7b26\u5408\u5176\u8981\u6c42\u3002<\/p>\n\n\n\n
\u603b\u7ed3\uff1a<\/h3>\n\n\n\n
\u8981\u907f\u514d .NET<\/code> \u4e2d \"\u65e0\u6cd5\u5206\u914d\u5c5e\u6027\"<\/code> \u9519\u8bef\uff0c\u8bf7\u786e\u4fdd\uff1a<\/p>\n\n\n\n
    \n
  • \u4f7f\u7528\u6709\u6548\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u3002<\/li>\n\n\n\n
  • \u521d\u59cb\u5316 From<\/code> \u548c To<\/code> \u5c5e\u6027\u65f6\uff0c\u786e\u4fdd\u5b83\u4eec\u662f\u6709\u6548\u7684 MailAddress<\/code> \u5bf9\u8c61\u3002<\/li>\n\n\n\n
  • \u914d\u7f6e\u6b63\u786e\u7684 SMTP \u8eab\u4efd\u9a8c\u8bc1\u4fe1\u606f\u3002<\/li>\n\n\n\n
  • \u786e\u4fdd\u5730\u5740\u4e0d\u4e3a\u7a7a\u6216\u4e3a null<\/code>\u3002<\/li>\n<\/ul>\n\n\n\n
    \u901a\u8fc7\u8fd9\u4e9b\u63aa\u65bd\uff0c\u4f60\u53ef\u4ee5\u66f4\u597d\u5730\u8c03\u8bd5\u5e76\u907f\u514d\u9047\u5230\u6b64\u9519\u8bef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5728 .NET \u4e2d\uff0c”\u65e0\u6cd5\u5206\u914d\u5c5e\u6027”\uff08”Property assignment failed”\uff09\u9519\u8bef\u901a\u5e38\u53d1\u751f\u5728\u8bbe […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[],"class_list":["post-1225","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=1225"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1225\/revisions"}],"predecessor-version":[{"id":1226,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1225\/revisions\/1226"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=1225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=1225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=1225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}