関連ワード:  check if character is a string python    check if char is in a string python    check if letter is in a string python    check if character is present in string python    check if character is not in string python    check if symbol is in string python    check for characters in a string python    check if first character of a string python    check if character exists in string python    check if character appears in string python  
結果 : check if character is a string python