Python dictionary has_key() Method

The method has_key() returns true if a given key is available in the dictionary, otherwise it returns a false.

Syntax

Following is the syntax for has_key() method −

dict.has_key(key)

Parameters

key -- This is the Key to be searched in the dictionary.

Return Value

This method return true if a given key is available in the dictionary, otherwise it returns a false.

Example

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

#!/usr/bin/python

dict = {'Name': 'Zara', 'Age': 7}

print "Value : %s" %  dict.has_key('Age')
print "Value : %s" %  dict.has_key('Sex')

When we run above program, it produces following result −

Value : True
Value : False