Simple question of a newbie, I do not understand why the numerical 0 gives me a pair in this case, I want it to be 0 , '' , isNaN me% 'Por favor, introduce un valor numérico válido' :
let numeroUsuario, modulo;...
Good! I try to make my script go through a string and replace each character with another string using lists to be able to change each of the characters in a simpler way, but when going through my list it does not replace them beca...
I have to enter two numbers and you have to tell me if they are even or odd. It is half done but I try it and I directly jump the alert of the else, regardless of whether the numbers are even or not.
<script type="text/javascript">...
Simple question, because in this section = > Number (! username) DO NOT invalidate 0 and tell me:
'Please enter a valid numeric value'
I know that if I pass the 0 to the prompt it returns a string but for that I have done Number (!...
Gentlemen, cordial greetings.
Searching, I found on the network a php script that allows me to search for files in a directory, I made an adjustment so that I search only pdf files and show me a link to download it, this works well, but I wou...
I'm making a cart for the web, and there's one thing I have to compare when I add a product to the cart.
If the product that I add to the cart is for rent = id1 I will show a div and if the product that I add is any other one that has another id...
have if someone can guide me.
I'm making a registration form, in which they have the typical fields; but the ones that I need to do verifications before inserting the registry is of Username (email) and the nif.
I have a form that when we giv...
I try to add a number of days or another depending on whether the field Date_Pending is established.
If it is, 30 days are added to that date.
If it is not, add 15 days to the Opening_date.
I can not get it to work, I think the problem is...