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# pandas.core.strings.StringMethods.contains

`StringMethods.``contains`(pat, case=True, flags=0, na=nan, regex=True)

  Check whether given pattern is contained in each string in the array

  Parameters : | pat : string Character sequence or regular expression case : boolean, default True If True, case sensitive flags : int, default 0 (no flags) re module flags, e.g. re.IGNORECASE na : default NaN, fill value for missing values. regex : bool, default True If True use re.search, otherwise use Python in operator
  Returns : | Series of boolean values

  See also

  `match`
    analagous, but stricter, relying on re.match instead of re.search

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