check if string contains int python code example

Example 1: python test if number in string

>>> def hasNumbers(inputString):
...     return any(char.isdigit() for char in inputString)
... 
>>> hasNumbers("I own 1 dog")
True
>>> hasNumbers("I own no dog")
False

Example 2: python how to check if string contains only numbers

print("012345".isdecimal())
OUTPUT
True
print("a12345".isdecimal())
OUTPUT
False

Example 3: python test if string is int

'16'.isdigit()
>>>True

'3.14'.isdigit()
>>>False

'Some text'.isdigit()
>>>False

Example 4: if any number python

def num_there(s):
    return any(i.isdigit() for i in s)

Example 5: pyton how to tell if string is a int or string

def RepresentsInt(s):
    try: 
        int(s)
        return True
    except ValueError:
        return False