Python String islower() method
Python String islower() method
The string.islower() method returns a boolean value true if all cased characters in the string are lowercase and for any other value is returns false otherwise.
Syntax
string.islower()
Parameter
NA
Return
This method returns a boolean value true if all cased characters in the string are lowercase else for any other value it returns false.
Example 1
# Python program explaining # the islower() method # initializing the string value strVal = "aagdhd" # checking whether the passed string is in a lower case or not result = strVal.islower() # printing the islower() result print("The islower() method returns: ",result)
Output
The islower() method returns: True
Example 2
# Python program explaining # the islower() method # initialising the string value strVal = "REEMAisgoodgirl" print("String 1:",strVal) # validating if and else condition if strVal.islower() == True: print("All characters of specified string are in lower case.") else: print("All the characters are not in lower case.") # passing another string strVal1="reemaisgoodgirl" print("String 2:",strVal1) # again validating if and else condition if strVal1.islower() == True: print("All characters of specified string are in lower case.") else: print("All the characters are not in lower case.")
Output
String 1: REEMAisgoodgirl All the characters are not in lower case. String 2: reemaisgoodgirl All characters of specified string are in lower case.