I have two functions that increment and decrement number of items by 1, but when I decrement I want to stop at 0? this are the functions const addToCart = (productId) => { setCartItems((prev) => ({ ...prev, [productId]: prev[productId] +…
I am trying to minus or subtract by 1 the academic year of school year with this format, e.g. "2020-2021" If it is 2020-2021, I would like to change it 2019-2020. Is there a way to solve this concern? I…
In Jquery I'm attempting to increment the attribute value of 5 list items such that their position in the list changes on the click of a forward and backward button, but does not exceed the 5 possible positions, or become…
There is an inconsistency in increment/decrement operator function regarding strings in -at least- my version of PHP. Here is what I mean: php > echo phpversion(); 7.4.11 php > $test = 'abc12'; php > // increment works as expected php…