The String Trimming Action allows you to remove white space from the beginning or end of a string.

Trim Left
White space will be removed from the beginning of a string.
Trim Right
White space will be removed from the end of a string.
Trim Left and Right
White space will be removed from both the beginning and end of a string.
Scripting Info
The Action properties available are :
property InputString : string; // The input string, if not using a variable
property OutputVariable : string; // The Output Variable name
property ApplyToInput : boolean; // Apply the changes to the input variable, only valid if using an input variable
property UsingInputVariable : boolean; // True if using an input variable, not input string
property InputVariable : string; // Input variable name
property TrimType : string; // Valid values: Left, Right, All