Avoid variables with short names like $e. Configured minimum length is 3.
Short variable names may make your code harder to understand. Variable names should
be self-descriptive. This check looks for variable names who are shorter than
a configured minimum.
This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line.
To visualize
will produce issues in the first and second line, while this second example
will produce no issues.