Python String Method – islower()

islower() method –

islower() method returns True if all characters of a sting is lowercase letters otherwise it returns False.

Syntax –

string.islower()

Example –

In [1]: string1 = 'i love python'

In [2]: string1.islower()
Out[2]: True

In [3]: string2 = 'i love Python'

In [4]: string2.islower()
Out[4]: False

In [5]: string3 = 'i love python3'

In [6]: string3.islower()
Out[6]: True

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