Python dictionary cmp() Method

---

Description

Python dictionary method cmp() compares two dictionaries based on key and values.

Syntax

Following is the syntax for cmp() method −

cmp(dict1, dict2)

Parameters

• dict1 − This is the first dictionary to be compared with dict2.

• dict2 − This is the second dictionary to be compared with dict1.

Return Value

This method returns 0 if both dictionaries are equal, -1 if dict1 < dict2 and 1 if dict1 > dic2.

Example

The following example shows the usage of cmp() method.

#!/usr/bin/python

dict1 = {'Name': 'Zara', 'Age': 7};
dict2 = {'Name': 'Mahnaz', 'Age': 27};
dict3 = {'Name': 'Abid', 'Age': 27};
dict4 = {'Name': 'Zara', 'Age': 7};
print "Return Value : %d" %  cmp (dict1, dict2)
print "Return Value : %d" %  cmp (dict2, dict3)
print "Return Value : %d" %  cmp (dict1, dict4)

When we run above program, it produces following result −

Return Value : -1
Return Value : 1
Return Value : 0