Which method to check if string index is queal to character.

[MRAB]

On 2020-12-28 16:31, Bischoop wrote:
> I'd like to check if there's "@" in a string and wondering if any method
> is better/safer than others. I was told on one occasion that I should
> use is than ==, so how would be on this example.
> 
[snip]

The shortest and quickest way to check whether "@" is in my_string is:

     "@" in my_string