>>> str = "Messi is the best soccer player" >>> "soccer" in str True >>> "football" in str False
def find_string(string,sub_string): return string.find(sub_string) #.find() also accounts for multiple occurence of the substring in the given string
type('hello world') == str # output: True type(10) == str # output: False
def is_value_in_string(value: str, the_string: str): return value in the_string.lower()
string contains, match