Any rules?
In the past, the plus sign only accepted words, ie, \w+. You could not put a symbol between +s for example.
But nowadays + accepts much more stuff.
The rule is: if it looks good today in +, use +, it’s simpler.
Any rules?
In the past, the plus sign only accepted words, ie, \w+. You could not put a symbol between +s for example.
But nowadays + accepts much more stuff.
The rule is: if it looks good today in +, use +, it’s simpler.