Char.ToLowerInvariant(Char) Method
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Converts the value of a Unicode character to its lowercase equivalent using the casing rules of the invariant culture.
public:
static char ToLowerInvariant(char c);public static char ToLowerInvariant(char c);static member ToLowerInvariant : char -> charPublic Shared Function ToLowerInvariant (c As Char) As Char- c
- Char
The Unicode character to convert.
The lowercase equivalent of the c parameter, or the unchanged value of c, if c is already lowercase or not alphabetic.
If your application is unaffected by the current culture and depends on the case of a character changing in a predictable way, then use the ToLowerInvariant method. The ToLowerInvariant method is equivalent to ToLower(Char, CultureInfo.InvariantCulture).
Use String.ToLowerInvariant to convert a string to lowercase.
| Продукт | Версії |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 2.0, 2.1 |
| UWP | 10.0 |
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