submit-button | 易学教程

Saving radio buttons values in rails

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问题 I'm trying to use radio buttons in my rails application. Currently the buttons are showing up on the page as expected, but the value is not being saved upon submission. I think the problem is actually with my submit button - nothing is happening when it is pressed. Here is the code for my page with the radio buttons: <div class="form_row> <%= form_for @term, :url=>{ :action =>"update_status" } do |f| %> <%= f.radio_button :status, 'on' %><b>On</b> <br/> <%= f.radio_button :status, 'off' %><b

Can I have multiple submit buttons in R shiny?

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问题 In my R shiny application, I would like to have one button to submit one set of inputs (which affect one portion of the output) and another one to submit the remaining inputs (which affect a different portion of the output). The code in the widgets example of the Shiny tutorial uses a submitButton but it seems like all the inputs are delivered when that single button is pressed? Thanks in advance for your help. 回答1: Here is an example showing actionButtons controlling reactive components:

Disable submit button on first click with Jquery

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问题 I currently have a lightbox popup attached to a submit button that shows only the first time the submit button is clicked. Basically before someone submits a form, we want them to see this popup when they hit the submit button. And that all works fine, but now I need to make it to where on that first click, the form doesn't submit/process. However, after that first click, the submit button would need to be enabled to where they can submit the form. Any idea how to change the below code to

How to create a JSP variable that does not reset on page reload

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问题 I have two buttons, one called "Previous" the other is called "Next". When they are clicked, they reload the JSP page in which they are defined. They are also supposed to either increment or decrement a variable. <form name="input" action="MyPage.jsp" method="post"> <html> <input type="submit" value="Previous" onclick="<% hitsCount--; %>"> </html> <html> <input type="submit" value="Next" onclick="<% hitsCount++; %>"> </html> The problem I am having is that I cannot figure out how to define

How to use multiple Submit buttons in a single form having Ajax [closed]

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问题 Closed . This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 3 years ago . I'm building a simple website which uses mysql as backend. I have a form which has 2 buttons of which one searches data from db and populates the page using Ajax another button updates the new values to db. Now my problem is i can't use both buttons as 'Submit' button. Ajax Method & Html Form:

Run php function on button click

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问题 I want to run a php function on button click. for eg : <input type="button" name="test" id="test" value="RUN" onclick="<?php echo testfun(); ?>" /><br/> <?php function testfun() { echo "Your test function on button click is working"; } ?> My question is that when I do this I don't get the expected output I was looking for. Please give me the best solution for this to run a php function on button click whether it is a simple button or submit . 回答1: I tried the code of William, Thanks brother.

how to split long symfony form in multiple pages?

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问题 I want to create a form for an entity which has a many attributes. To ensure the ease of data entry, I want to split that form in multiple pages (for example 2 or 3 pages). Let's take the ad entity example: In page 1, the user will enter the ad text In page 2, the user will enter his contact In page 3, the user will provide the (X,Y) position of the ad This split will require saving the available data (inserting in the database) in the 1st page before moving to the next page. Unfortunately,

What is the default value of a (input type=) submit button

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问题 I am building a multilingual website and I was wondering how is set the default value of a submit button? Is it something browser specific or does it rely on the system language or both? ie : I'm just asking if I've to set a specific value according to the language of the page or if it will be done automatically? I've been unable to find anything about that in the w3c specs. Thanks! 回答1: The HTML 4.01 specification is rather vague about this, but the HTML5 CR is more explicit. It says, in the

How can i click submit button

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问题 How can i click on submit button on the given html <span class="sbt-btn-wrap relative"> <input class="submit icon" type="submit" onclick="submitmnLogin($(this), 'testPrepLogin');trackGaEvent('Content Hub Home','Login Popup','Login Button');"> I have tried driver.findElement(By.className("sbt-btn-wrap relative")).click(); and driver.findElement(By.className("submit icon")).click(); but it is not working. 回答1: When you have two class names with space separating them, then you cannot use By

How to click Button Class WebBrowser Delphi

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问题 How to click in this button in TWebBrowser on Delphi <button class="btn btn-primary btn-block" type="button" onclick="login()">Sign in</button> 回答1: I do not have a Delphi compiler right now. The code is written using brain compiler. But it should work in general. Use OleObject You can use oleobject interface to access the DOM. var Buttons: OleVariant; Button: OleVariant; I: Integer; begin Buttons := WebBrowser1.OleObject.Document.getElementsByTagName("button"); for I := 0 to Buttons.Length -