String operators

String & String Concatenate two strings.
String &/ String Concatenate two strings that contain file names. Add a path separator between the two strings if necessary.
String LIKE Pattern Pattern matching. See LIKE.
String = String Are the two strings equal ?
String <> String Are the two strings different ?
String < String Is the first string lower than the second ?
String > String Is the first string greater than the second ?
String <= String Is the first string lower or equal than the second ?
String >= String Is the first string greater or equal than the second ?

Note : all comparisons are case sensitive.