Rune.IsLetterOrDigit(Rune) 方法
定义
返回一个值,该值指示指定的 rune 属于字母类别还是十进制数字类别。Returns a value that indicates whether the specified rune is categorized as a letter or a decimal digit.
public:
static bool IsLetterOrDigit(System::Text::Rune value);
public static bool IsLetterOrDigit (System.Text.Rune value);
static member IsLetterOrDigit : System.Text.Rune -> bool
Public Shared Function IsLetterOrDigit (value As Rune) As Boolean
参数
- value
- Rune
要计算的 rune。The rune to evaluate.
返回
如果 true 是字母或十进制数,则为 value;否则为 false。true if value is a letter or a decimal digit; otherwise, false.
注解
此方法等效于对 GetUnicodeCategory(Rune) 任何值 UppercaseLetter ( LowercaseLetter 、 TitlecaseLetter 、、 ModifierLetter OtherLetter 和 DecimalDigitNumber )进行查询和比较。This method is equivalent to querying GetUnicodeCategory(Rune) and comparing the result against any of the values UppercaseLetter, LowercaseLetter, TitlecaseLetter, ModifierLetter, OtherLetter, and DecimalDigitNumber.
有关详细信息,请参阅 Char.IsLetterOrDigit。For more information, see Char.IsLetterOrDigit.