(self)
return self.array[self.top - 1]
returns the current top element of the stack.
returns the current top element of the stack.
returns the current top element of the stack .
def peek(self):
        """
            returns the current top element of the stack.
        """
        if self.isEmpty():
            raise IndexError("stack is empty")
        return self.array[self.top - 1]
def peek ( self ) : if self . isEmpty ( ) : raise IndexError ( "stack is empty" ) return self . array [ self . top - 1 ]