System.String provides a number of methods you would expect from such a utility class, including methods that return the length of the character data, find substrings within the current string, and convert to and from uppercase/lowercase. Table 3-5 lists some (but by no means all) of the interesting members.
|String Member||Meaning in Life|
|Length||This property returns the length of the current string.|
|Compare()||This static method compares two strings.|
|Contains()||This method determines whether a string contains a specific substring.|
|Equals()||This method tests whether two string objects contain identical character data.|
|Format()||This static method formats a string using other primitives ...|