some cocoa function's parameter is aString: id;
but this aString, maybe a NSString or NSAttributedString.
in SWIFT, i can doit like this
if let attrStr = aString as? NSAttributedString {
.....
} else if let str = aString as? NSString {
....
}
but how about do the same thing in FPC?
SOLUTION:
parameter: aString: id
if (aString.isKindOfClass(NSAttributedString.classClass)) then