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Methods_T_CodeJam_Strings_CharExtensions
        Andrew Koryavchenko edited this page Jul 4, 2017 
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    The CharExtensions type exposes the following members.
| Name | Description | |
|---|---|---|
|    | IsControl | Indicates whether a Unicode character is categorized as a control. | 
|    | IsDigit | Indicates whether a Unicode character is categorized as a digit. | 
|    | IsHighSurrogate | Indicates whether a Unicode character is categorized as a highsurrogate. | 
|    | IsLetter | Indicates whether a Unicode character is categorized as a letter. | 
|    | IsLetterOrDigit | Indicates whether a Unicode character is categorized as a letterordigit. | 
|    | IsLower | Indicates whether a Unicode character is categorized as a lower. | 
|    | IsLowSurrogate | Indicates whether a Unicode character is categorized as a lowsurrogate. | 
|    | IsNumber | Indicates whether a Unicode character is categorized as a number. | 
|    | IsPunctuation | Indicates whether a Unicode character is categorized as a punctuation. | 
|    | IsSeparator | Indicates whether a Unicode character is categorized as a separator. | 
|    | IsSurrogate | Indicates whether a Unicode character is categorized as a surrogate. | 
|    | IsSymbol | Indicates whether a Unicode character is categorized as a symbol. | 
|    | IsUpper | Indicates whether a Unicode character is categorized as a upper. | 
|    | IsWhiteSpace | Indicates whether a Unicode character is categorized as a whitespace. | 
|    | ToLower(Char) | Converts the value of a Unicode character to its lowercase equivalent. | 
|    | ToLower(Char, CultureInfo) | Converts the value of a Unicode character to its lowercase equivalent. | 
|    | ToLowerInvariant | Converts the value of a Unicode character to its lowercase equivalent using the casing rules of the invariant culture. | 
|    | ToUpper(Char) | Converts the value of a Unicode character to its uppercase equivalent. | 
|    | ToUpper(Char, CultureInfo) | Converts the value of a Unicode character to its uppercase equivalent. | 
|    | ToUpperInvariant | Converts the value of a Unicode character to its uppercase equivalent using the casing rules of the invariant culture. |