jellyfin-server/MediaBrowser.Model/Extensions/StringHelper.cs

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namespace MediaBrowser.Model.Extensions
{
/// <summary>
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/// Helper methods for manipulating strings.
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/// </summary>
public static class StringHelper
{
/// <summary>
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/// Returns the string with the first character as uppercase.
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/// </summary>
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/// <param name="str">The input string.</param>
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/// <returns>The string with the first character as uppercase.</returns>
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public static string FirstToUpper(string str)
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{
if (str.Length == 0)
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{
return str;
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}
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if (char.IsUpper(str[0]))
{
return str;
}
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#if NETSTANDARD2_0
char[] a = str.ToCharArray();
a[0] = char.ToUpperInvariant(a[0]);
return new string(a);
#else
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return string.Create(
str.Length,
str,
(chars, buf) =>
{
chars[0] = char.ToUpperInvariant(buf[0]);
for (int i = 1; i < chars.Length; i++)
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{
chars[i] = buf[i];
}
});
#endif
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}
}
}