Error-Handling Functions

The following table provides summary descriptions of the AutoLISP error-handling functions.

Error-handling functions



( alertstring)

Displays an alert dialog box with the error or warning message passed as a string

( *error*string)

A user-definable error-handling function

( exit)

Forces the current application to quit

( quit)

Forces the current application to quit

( vl-catch-all-apply 'functionlist)

Passes a list of arguments to a specified function and traps any exceptions

( vl-catch-all-error-message


Returns a string from an error object

( vl-catch-all-error-parg)

Determines whether an argument is an error object returned from vl-catch-all-apply