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Tag: validation

How can I put validation in react, that if I have choose an option from a drop down, then that option will be disable in the other drop down menu

I am designing a form in react in which I have two categories of dropdown. one is named as “What include” and the other is “What is not include”. Now I want that if the user to select any option from the menu of “What Include”, then that option(item) will be disabled in the other drop-down named “What not Include”.

Get the count of only disabled type=”number” input boxes

How can I expand this to count all input boxes in a form that is type=”number” but is currently disabled? I can count all the input boxes (which included checkboxes) but I want to only count the specific disabled boxes only. Answer I would use querySelectorAll (which deals with CSS selectors naturally) with the selector [type=”number”]:disabled. For example, as you

JQuery Validator with custom .addMethod over Bootstrap gives problems when was-validated class is active

I’m having some troubles with Bootstrap 5 and JQuery Validator with custom class. Seems it works separately from Bootstrap. In this method for checking hex validity (optional) the .was-validated form class generates problems. Here my code It’s more complicated said than done. So go use fiddle https://jsfiddle.net/qmsjo3L7/ Insert in the second input a wrong hex, like (wekdne). You got the

Fields in Formik (validated on Yup) are constantly displaying an error as if they are empty or invalid. find codesandbox-link attached below

//The onChange variable in the fields is updated on the above code. I am unable to find the solution towards making the below fields function properly. I tried using formik’s setFieldValue however It didn’t work The below code is the return function: Sandbox Answer Simply use Formik’s handleChange event and values. You don’t need to create custom functions or states

Javascript validation works…and fails

I have the following Javascript code in my web page that SHOULD ensure data validation and then (if the form is valid) submit the data to an AJAX call: The problem is, the validation works, but it doesn’t. When the form fields are not valid, it hits this block: and the alert is displayed. The very next line should force

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