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✨ Add string.IsUpper and string.IsLower
- IsLower: Determines if all alpha characters in this string are considered lowercase. - IsUpper: Determines if all alpha characters in this string are considered uppercase.
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@ -4,6 +4,10 @@
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### Added
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- Add `string.ChangeEncoding(Encoding, Encoding)`
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- Converts this string from one encoding to another
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- Add `string.IsLower`
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- Determines if all alpha characters in this string are considered lowercase
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- Add `string.IsUpper`
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- Determines if all alpha characters in this string are considered uppercase
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### Changed
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- n/a
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@ -145,6 +145,28 @@
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return encoding.GetBytes(str);
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}
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/// <summary>
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/// Determines if all alpha characters in this string are considered lowercase.
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/// </summary>
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/// <param name="str">The input string.</param>
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/// <returns>Returns <see langword="true"/> if all alpha characters are lowercase, <see langword="false"/>
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/// otherwise.</returns>
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public static bool IsLower(this string str)
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{
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return str.Where(char.IsLetter).All(char.IsLower);
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}
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/// <summary>
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/// Determines if all alpha characters in this string are considered uppercase.
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/// </summary>
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/// <param name="str">The input string.</param>
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/// <returns>Returns <see langword="true"/> if all alpha characters are uppercase, <see langword="false"/>
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/// otherwise.</returns>
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public static bool IsUpper(this string str)
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{
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return str.Where(char.IsLetter).All(char.IsUpper);
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}
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/// <summary>
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/// Generates a new random string by filling it with characters found in <see cref="str"/>.
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/// </summary>
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