when form submit and if validation triger true than its display error on form.submit(); Answer You most probably have a button or input in your form with id=”submit” and/or name=”submit” like this: This will change form.submit() to a field reference rather than a method call. You can v…
Tag: forms
How to get Javascript to display specific data based on HTML form value
I have an html form that has a drop down list of four names. When I click submit a Javascript function is called and I want to display the name of the student I chose but it only displays the results of the first if statement. My thought is that I need to pass in the value of the form
How to allow only English letters in input fields?
So, this is my input field: How can I allow only English letters? This is the RegEx, I believe I should use: /[A-Za-z]/ig https://regex101.com/r/upWFNy/1 I am assuming that onChange() event should be used for this with the combination of setState() and event.target.value. Thanks. PS. I need to have this WHILE…
React Formik : how to use custom onChange and onBlur
I’m starting out with the formik library for react, and I can’t figure out the usage of the props handleChange and handleBlur. According to the docs, handleBlur can be set as a prop on a <Formik/>, and then has to be passed manually down to the <input/>. I’ve tried that, with no …
Failed form propType: You provided a `value` prop to a form field without an `onChange` handler
When I load my react app I get this error in the console. Warning: Failed form propType: You provided a value prop to a form field without an onChange handler. This will render a read-only field. If the field should be mutable use defaultValue. Otherwise, set either onChange or readOnly. Check the render meth…
how to get multiple checkbox values from html form
I understand that I can use jQuery (how to get multiple checkbox value using jquery) to get checkbox values when there are multiple, but my checkbox inputs are inside an html form, so those jQuery solutions aren’t working because none of them get the checkbox values from within a form. I try to extract …
How can I change background color of web page from drop down using javascript need this
I need help regarding JavaScript function code where I want to change the background-color of a web page from drop down list. When someone select any color from the list then it responds as same and change the background color of web page. I used the technique in JS is DOM. How we can done this. Here is my co…
Angular 2: Form submission canceled because the form is not connected
I have a modal that contains a form, when the modal is destroyed I get the following error in the console: Form submission canceled because the form is not connected The modal is added to a <modal-placeholder> element which is a direct child to <app-root>, my top level element. What’s the co…
Content Security Policy not allowing form submission
Please I need assistance here. I have a form to submit to another url but when I try to submit it, it refuses to submit and I was checking my console. On Chrome, I see the following errors resources2.aspx?HCCID=75694719&culture=en-US&mlcv=3006&template=5:7 Refused to load the image ‘https://…
Clearing input in vuejs form
Just completed a todolist tutorial. When submitting the form the input field doesn’t clear. After trying both: The input field properly clears but it also deletes the todo. It seems to delete the input field before it has time to push the new todo in the todos.text array. Would love some input guys! Tha…