Methods in the .NET Framework

PadLeft Right-aligns the characters in this string, padding on the left with
spaces or a specified character to a specified total length.
PadRight Left-aligns the characters in this string, padding on the right with
spaces or a specified character to a specified total length.
Remove Deletes the specified number of characters from this string,
beginning at the specified location.
Replace Replaces all occurrences of a substring with a different substring.
Split Splits a string into an array of substrings.
StartsWith Determines whether a specified substring starts the string.
Substring Returns a substring from the current string from the position
indicated.
ToCharArray Copies the characters in this string to a character array.
ToLower Returns a lowercase copy of this string.
ToUpper Returns an uppercase copy of this string.
Trim Either removes spaces or removes all occurrences of a set of
characters specified in a Unicode character array from the
beginning and end of the string.
TrimEnd Either removes spaces or all occurrences of a set of characters specified
in a Unicode character array from the end of the string.
TrimStart Either removes spaces or all occurrences of a set of characters
specified in a Unicode character array from the beginning of
the string