I want to use user input to decide whether or not the user is redirected to another page. In this case, the user inputs a username and password. If the username and password is correct, then the user is redirected. For this, I use simple javascript and html: However, when I fill in the correct username and pa…
Tag: forms
sweetalert not working in php after form submission
i have a simple php form, on form submit i want to display sweet alert, i did the following code: howerver sweetalert doesnt show up after formsubmit, can anyone please tell me what is wrong in here, thanks in advance Answer Because your body is empty and sweetalert append your code to empty body & you go…
React – Cannot read properties of null (“reading useState”) error
I’m trying to do some form validation in react, and I’m getting this error “Cannot read properties of null (reading “useState”). I’ve done a bit of research on SO, and others have resolved this by including an onChange which setups the useState, but this hasn’t resolv…
How do I change this variable using radio buttons?
Hello I’ve been tearing my hair out over this all last night and this morning, I have a radio button set with 3 options and I have a variable called “Minimum_fare”. I’m trying to write javascript that will set the variable “minimum_fare” to a different number depending on w…
Search by post title wordpress without reflesh
I want to create wordpress search by title without refleshing page. New results have to be shown when more than 3 symbols are typed in search. I’ve got input with form: But when I’m typing – value of input is not changing. How can I search posts after typing 3 symbols if I cannot get input.v…
Form validation – Must contain a specific word from a list
I’m trying to use Javascript to validate an input field to have the specific formatting below: “WORD1,WORD2” So there has to be a comma in between two words, no spaces. WORD1 can be any word, but WORD2 has to be a word from the following list: “USD”, “AUD”, “BTC…
Changing Values in a Form Causes Lag
I want to change the value of a from once a second, but when i use this code: The tab completely locks up, and I am forced to reload it. I have also tried using document.getElementById(“input”).value = “value”;, but that causes the same thing to happen. Does anyone know how to fix this…
React hook form how to check if mails are equal
I wonder how to check if 2 inputs are equal? I mean I want to do form validation in which I will check if first input is the same as second one. Anyone knows how to do it? If something is unclear feel free to ask 🙂 Answer Its quite simple. you get the values on onSubmit = (data) so
Why is my Angular FormGroup Valid when a control that is marked as required is empty?
I am trying to setup a basic form validation for a select. In my constructor I have the following FormGroup I have a button on the screen to test the validity of the FormGroup and it always comes back as valid even when there is nothing selected for “triggers”. When clicked the following code exec…
React Form submits automatically, prevent automatic submission
I have a form which has a rich text editor and a form submit button, the rich text editor has style buttons which when clicked submit the form inputs (which is not desirable). I want to prevent this behaviour I want the form to submit only when the submit button is clicked and not when the RTE style button is