forms

问题 i want to have default value in my form which should be current user's choice. For example, user chooses to give 5 for a movie and he should see 5 in form until he changes it. views.py class MovieDetailView(FormMixin, DetailView): model = Movie template_name = 'main/detail_movie.html' context_object_name = 'movie' form_class = RateForm def get_context_data(self, **kwargs): context = super(MovieDetailView, self).get_context_data(**kwargs) context['form'] = RateForm(initial={'movie': self

问题 i want to have default value in my form which should be current user's choice. For example, user chooses to give 5 for a movie and he should see 5 in form until he changes it. views.py class MovieDetailView(FormMixin, DetailView): model = Movie template_name = 'main/detail_movie.html' context_object_name = 'movie' form_class = RateForm def get_context_data(self, **kwargs): context = super(MovieDetailView, self).get_context_data(**kwargs) context['form'] = RateForm(initial={'movie': self

问题 Edited: $.fn.serializeObject = function() { var o = {}; var a = this.serializeArray(); $.each(a, function() { var value = this.value || ''; if (/^\d+$/.test(value)) value = +value; if (o[this.name] !== undefined) { if (!o[this.name].push) { o[this.name] = [o[this.name]]; } o[this.name].push(value); } else { o[this.name] = value; } }); return o; };` Edited to hopefully make clearer. Having difficulty wrapping my head around this - sleep deprivation = madness. I have a form that simply

问题 I am seeking a way to prevent multi form submit. I have a form, for example chat.php and its POST action on different file, eg submitter.php. I've tried to implement the solution with the unique token using $_SESSION. chat had a unique $_SESSION[token] and submitter had the if $_POST[token]==$_SESSION[token] My problem is that it didn't work if I had multiple windows opened. Guess the application is a chat script where users can chat on multiple windows, like chat.php?user=5, chat.php?user=10

问题 First: this is not a duplicate question, as I didn't find any answer that is working out there. I am trying to use Dropzonejs inside a form, the documentation is not working, also; all answers out there is not working too. I need a working example, as I have tried so many examples and answers without any luck to get it to work. Please advise. <form enctype="multipart/form-data" action="action" accept-charset="UTF-8" method="post" novalidate="novalidate" class="dropzone"> <div class="row">

问题 I have a form and button in it called Print and Submit The click on that button calls Ajax request which is creating PDF and open it in Print Window using PrintJS plugin ( http://printjs.crabbly.com/ ) I want to call $('#form').submit() after print requests ( Print or Cancel ) I've found this solution https://www.tjvantoll.com/2012/06/15/detecting-print-requests-with-javascript/ but it doesn't work in my case. It works only when I'm using CTRL + P combination 回答1: Looks like Promise is what

问题 Am working on a Single Page Application using Angular 8 on the frontend and Laravel on the backend. I have got a form which has input text field and a dropdown list. The values on the text input fields are being captured well on the typescript file but am having a problem capturing the value selected from the drop down list so that I can submit on the backend.. ~ Kindly assist? Create.component.html <form #createForm=ngForm (ngSubmit)="onSubmit()"> <div class="form-group row"> <div class="col

问题 This is freaking me out, and if this is possible I would gladly appreciate the help. I am a C# developer but have to do this in VB.NET. So C# answers accepted as well. I have a tab control on a form. This control does not have any tabs in it yet. When the form loads, it loads a "Start" page. It adds the tab "tbpStart" and loads a form onto the tab page "frmStart". On this start page, I have many Radio Buttons. When I click on one radio button, it should load other tabs on the main form. The

问题 So I have a form that I built with Google Docs because it seemed easier than going from scratch. I've gotten this to work by copy-pasting the code from google's page to one on my domain. I managed to get it to auto-size its height with this lovely little script I found here: http://www.frontpagewebmaster.com/m-89000/tm.htm (this is not another thread about HOW to dynamically resize an iframe) function changeContent() { document.getElementById('contentDIV').innerHTML = window.frames[

问题 So i have my form validation. And my question is can i get for example a minlength value which i passed at creating formControl? I havent found any information. This is my dumb component and i want to get minlength value to pass to information. Now i need to pass it via @Input(). title: ['', [Validators.required, Validators.minLength(4), Validators.maxLength(20)]] . <div class="validation-window"> <p *ngIf="errors.required"> {{field}} required </p> <p *ngIf="formControl.hasError('minlength')"