Z3
Public Member Functions
ArrayRef Class Reference
+ Inheritance diagram for ArrayRef:

Public Member Functions

def sort (self)
 
def domain (self)
 
def range (self)
 
def __getitem__ (self, arg)
 
def default (self)
 
- Public Member Functions inherited from ExprRef
def as_ast (self)
 
def get_id (self)
 
def sort (self)
 
def sort_kind (self)
 
def __eq__ (self, other)
 
def __hash__ (self)
 
def __ne__ (self, other)
 
def params (self)
 
def decl (self)
 
def num_args (self)
 
def arg (self, idx)
 
def children (self)
 
- Public Member Functions inherited from AstRef
def __init__ (self, ast, ctx=None)
 
def __del__ (self)
 
def __deepcopy__ (self, memo={})
 
def __str__ (self)
 
def __repr__ (self)
 
def __eq__ (self, other)
 
def __hash__ (self)
 
def __nonzero__ (self)
 
def __bool__ (self)
 
def sexpr (self)
 
def as_ast (self)
 
def get_id (self)
 
def ctx_ref (self)
 
def eq (self, other)
 
def translate (self, target)
 
def __copy__ (self)
 
def hash (self)
 
- Public Member Functions inherited from Z3PPObject
def use_pp (self)
 

Additional Inherited Members

- Data Fields inherited from AstRef
 ast
 
 ctx
 

Detailed Description

Array expressions. 

Definition at line 4244 of file z3py.py.

Member Function Documentation

◆ __getitem__()

def __getitem__ (   self,
  arg 
)
Return the Z3 expression `self[arg]`.

>>> a = Array('a', IntSort(), BoolSort())
>>> i = Int('i')
>>> a[i]
a[i]
>>> a[i].sexpr()
'(select a i)'

Definition at line 4274 of file z3py.py.

4274 def __getitem__(self, arg):
4275 """Return the Z3 expression `self[arg]`.
4276
4277 >>> a = Array('a', IntSort(), BoolSort())
4278 >>> i = Int('i')
4279 >>> a[i]
4280 a[i]
4281 >>> a[i].sexpr()
4282 '(select a i)'
4283 """
4284 arg = self.domain().cast(arg)
4285 return _to_expr_ref(Z3_mk_select(self.ctx_ref(), self.as_ast(), arg.as_ast()), self.ctx)
4286
def IntSort(ctx=None)
Definition: z3py.py:2907
def BoolSort(ctx=None)
Definition: z3py.py:1533
def Int(name, ctx=None)
Definition: z3py.py:3010
def Array(name, dom, rng)
Definition: z3py.py:4403
Z3_ast Z3_API Z3_mk_select(Z3_context c, Z3_ast a, Z3_ast i)
Array read. The argument a is the array and i is the index of the array that gets read.

◆ default()

def default (   self)

Definition at line 4287 of file z3py.py.

4287 def default(self):
4288 return _to_expr_ref(Z3_mk_array_default(self.ctx_ref(), self.as_ast()), self.ctx)
4289
Z3_ast Z3_API Z3_mk_array_default(Z3_context c, Z3_ast array)
Access the array default value. Produces the default range value, for arrays that can be represented ...

◆ domain()

def domain (   self)
Shorthand for `self.sort().domain()`.

>>> a = Array('a', IntSort(), BoolSort())
>>> a.domain()
Int

Definition at line 4256 of file z3py.py.

4256 def domain(self):
4257 """Shorthand for `self.sort().domain()`.
4258
4259 >>> a = Array('a', IntSort(), BoolSort())
4260 >>> a.domain()
4261 Int
4262 """
4263 return self.sort().domain()
4264

Referenced by FuncDeclRef.__call__(), ArrayRef.__getitem__(), and ArrayRef.domain().

◆ range()

def range (   self)
Shorthand for `self.sort().range()`.

>>> a = Array('a', IntSort(), BoolSort())
>>> a.range()
Bool

Definition at line 4265 of file z3py.py.

4265 def range(self):
4266 """Shorthand for `self.sort().range()`.
4267
4268 >>> a = Array('a', IntSort(), BoolSort())
4269 >>> a.range()
4270 Bool
4271 """
4272 return self.sort().range()
4273
expr range(expr const &lo, expr const &hi)
Definition: z3++.h:3431

Referenced by ArrayRef.range().

◆ sort()

def sort (   self)
Return the array sort of the array expression `self`.

>>> a = Array('a', IntSort(), BoolSort())
>>> a.sort()
Array(Int, Bool)

Reimplemented from ExprRef.

Definition at line 4247 of file z3py.py.

4247 def sort(self):
4248 """Return the array sort of the array expression `self`.
4249
4250 >>> a = Array('a', IntSort(), BoolSort())
4251 >>> a.sort()
4252 Array(Int, Bool)
4253 """
4254 return ArraySortRef(Z3_get_sort(self.ctx_ref(), self.as_ast()), self.ctx)
4255
Z3_sort Z3_API Z3_get_sort(Z3_context c, Z3_ast a)
Return the sort of an AST node.

Referenced by QuantifierRef.__getitem__(), FPNumRef.as_string(), ArrayRef.domain(), FPRef.ebits(), ArithRef.is_int(), ArithRef.is_real(), ArrayRef.range(), FPRef.sbits(), BitVecRef.size(), and ExprRef.sort_kind().