Symbol-Handling Functions
The following table provides summary descriptions of the AutoLISP symbol-handling functions.
|
Symbol-handling functions |
|
|---|---|
|
Function |
Description |
|
(atomitem) |
Verifies that an item is an atom |
|
(atoms-familyformat [symlist]) |
Returns a list of the currently defined symbols |
|
(boundpsym) |
Verifies whether a value is bound to a symbol |
|
(notitem) |
Verifies that an item evaluates to nil |
|
(nullitem) |
Verifies that an item is bound to nil |
|
(numberpitem) |
Verifies that an item is a real or an integer |
|
(quoteexpr) |
Returns an expression without evaluating it |
|
(setsym expr) |
Sets the value of a quoted symbol name to an expression |
|
(setqsym1 expr1 [sym2 expr2] ...) |
Sets the value of a symbol or symbols to associated expressions |
|
(typeitem) |
Returns the type of a specified item |
|
(vl-symbol-namesymbol) |
Returns a string containing the name of a symbol |
|
(vl-symbol-valuesymbol) |
Returns the current value bound to a symbol |
|
(vl-symbolpobject) |
Identifies whether or not a specified object is a symbol |