python function to check if string contains substring code example

Example 1: if substring not in string python

fullstring = "StackAbuse"
substring = "tack"

if fullstring.find(substring) != -1:
    print "Found!"
else:
    print "Not found!"

Example 2: python string contains

>>> str = "Messi is the best soccer player"
>>> "soccer" in str
True
>>> "football" in str
False

Example 3: if substring not in string python

>>> string = "Hello World"
>>> # Check Sub-String in String
>>> "World" in string
True
>>> # Check Sub-String not in String
>>> "World" not in string
False

Example 4: python check if value in string

def is_value_in_string(value: str, the_string: str):
    return value in the_string.lower()

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Typescript Example

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