Use tag with a map
The <form:options> tag supports what you want right out of the box, using the items attribute. You can do something like this: And so on. Then in your form: That will be rendered to something like:
forms
Use
Free or affordable OCR and ICR (handwriting recognition) SDK?
Note that handwriting is a whole different ballgame.
Why use $_SERVER[‘PHP_SELF’] instead of “”
The action attribute will default to the current URL. It is the most reliable and easiest way to say “submit the form to the same place it came from”. There is no reason to use $_SERVER[‘PHP_SELF’], and # doesn’t submit the form at all (unless there is a submit event handler attached that handles the submission).
jQuery AJAX submit form
You can use the ajaxForm/ajaxSubmit functions from Ajax Form Plugin or the jQuery serialize function. AjaxForm: or ajaxForm will send when the submit button is pressed. ajaxSubmit sends immediately. Serialize: AJAX serialization documentation is here.
Setting onSubmit in React.js
In your doSomething() function, pass in the event e and use e.preventDefault().
Send POST data using XMLHttpRequest
The code below demonstrates on how to do this. In case you have/create an object you can turn it into params using the following code, i.e:
No value accessor for form control
You are adding the formControlName to the label and not the input. You have this: Try using this: Update the other input fields as well.
django display message after POST form submit
The django admin uses django.contrib.messages, you use it like this: In your view: And in your templates:
form control error:ERROR Error: No value accessor for form control with unspecified name attribute
This error is emitted, if you forget to specify the nameattribute for an ngModel. You can find following line in your html that contains the error: As you can see, there is no name attribute.
Angular: mat-form-field must contain a MatFormFieldControl
I am trying to add a form field with custom telephone number input control. I used the example of the phone from https://material.angular.io/components/form-field/examples. Here is the code: example-tel-input-example.html But I get the following error: ERROR Error: mat-form-field must contain a MatFormFieldControl.