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 4097 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 4127 of file z3py.py.

4127  def __getitem__(self, arg):
4128  """Return the Z3 expression `self[arg]`.
4129 
4130  >>> a = Array('a', IntSort(), BoolSort())
4131  >>> i = Int('i')
4132  >>> a[i]
4133  a[i]
4134  >>> a[i].sexpr()
4135  '(select a i)'
4136  """
4137  arg = self.domain().cast(arg)
4138  return _to_expr_ref(Z3_mk_select(self.ctx_ref(), self.as_ast(), arg.as_ast()), self.ctx)
4139 
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 4140 of file z3py.py.

4140  def default(self):
4141  return _to_expr_ref(Z3_mk_array_default(self.ctx_ref(), self.as_ast()), self.ctx)
4142 
4143 
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 4109 of file z3py.py.

4109  def domain(self):
4110  """Shorthand for `self.sort().domain()`.
4111 
4112  >>> a = Array('a', IntSort(), BoolSort())
4113  >>> a.domain()
4114  Int
4115  """
4116  return self.sort().domain()
4117 

◆ range()

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

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

Definition at line 4118 of file z3py.py.

4118  def range(self):
4119  """Shorthand for `self.sort().range()`.
4120 
4121  >>> a = Array('a', IntSort(), BoolSort())
4122  >>> a.range()
4123  Bool
4124  """
4125  return self.sort().range()
4126 
expr range(expr const &lo, expr const &hi)
Definition: z3++.h:2868

◆ sort()

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

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

Definition at line 4100 of file z3py.py.

4100  def sort(self):
4101  """Return the array sort of the array expression `self`.
4102 
4103  >>> a = Array('a', IntSort(), BoolSort())
4104  >>> a.sort()
4105  Array(Int, Bool)
4106  """
4107  return ArraySortRef(Z3_get_sort(self.ctx_ref(), self.as_ast()), self.ctx)
4108 
Z3_sort Z3_API Z3_get_sort(Z3_context c, Z3_ast a)
Return the sort of an AST node.