[Help-smalltalk] Regex in smalltalk 2.2a

[J Pfersich]

I got this when I tried Regex's asString method:

st> regx asString !
Object: '' error: Invalid argument /this is a test string\n with two lines 
in it./: must be a Character
SystemExceptions.WrongClass(Exception)>>#signal
SystemExceptions.WrongClass class>>#signalOn:mustBe:
SystemExceptions.WrongClass class>>#signalOn:mustBe:
String(Object)>>#checkIndexableBounds:put:
String>>#at:put:
String(SequenceableCollection)>>#atAllPut:
String class(ArrayedCollection class)>>#new:withAll:
Regex>>#asString
UndefinedObject>>#executeStatements
nil