NameValueHeaderValue.TryParse(String, NameValueHeaderValue) 方法
定义
确定一个字符串是否为有效的 NameValueHeaderValue 信息。Determines whether a string is valid NameValueHeaderValue information.
public:
static bool TryParse(System::String ^ input, [Runtime::InteropServices::Out] System::Net::Http::Headers::NameValueHeaderValue ^ % parsedValue);
public static bool TryParse (string input, out System.Net.Http.Headers.NameValueHeaderValue parsedValue);
public static bool TryParse (string? input, out System.Net.Http.Headers.NameValueHeaderValue? parsedValue);
static member TryParse : string * NameValueHeaderValue -> bool
Public Shared Function TryParse (input As String, ByRef parsedValue As NameValueHeaderValue) As Boolean
参数
- input
- String
要验证的字符串。The string to validate.
- parsedValue
- NameValueHeaderValue
字符串的 NameValueHeaderValue 版本。The NameValueHeaderValue version of the string.
返回
如果 input 为有效 NameValueHeaderValue 信息,则为 true;否则为 false。true if input is valid NameValueHeaderValue information; otherwise, false.