onclick

问题 I have created a JSFiddle to describe the issue. Why isn't the alert displayed when I call the doSomething() function? 回答1: You need to disable framework option in jsfiddle for javascript to work DEMO function doSomething() { alert('Hello!'); } 回答2: This is because doSomething() function is not defined in the HTML page. In jsfiddle your function (in js pane) is wrapped by document onload event of jquery. (see at the left side of jsfiddle for settings). So Its executed like this, $(document)

问题 I have gridview1 on sample.asp page. It has about 15 rows. What i want to do is: If i click on a row (say row 7) in the gridview1, it should update a few other rows (say rows 2,3,4) in the same gridview . On clicking the row, I want to call the function UpdateOnClick() that is already present in the sample.asp.cs file. This function should change the values in the desired rows on the same gridview. I want to update a few other rows on the same gridview how can i achieve this? 回答1: You can

问题 I'm working with three tabs called 'Monday', 'Tuesday' and 'Favorites'. I have a toggle icon which is an empty heart at start 'favorite i'. If I'm in Monday and click on the icon, the empty heart turns to be filled out and its parent is cloned and added to the '#fav' tab. When this happens the clone is saved to local storage. So if people refresh the page, they can still see their preferences. When the heart is clicked in one of those cloned divs that specific div is removed from '#fav' and

问题 I have a button in each list item of list view. In that button click event i have some codes to run. In click event im showing the progress dialog before the code runs. but its not getting shown. After all the codes in click event completes in the end progress dialog gets shown. Plz help me. @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity1); TheListViewM = (ListView) findViewById(R.id.lvItems); ImageAdapter

问题 I have been trying to implement next song button in my audio player app. I copied some code from a tutorial but its not working.The button for next song is btnNext and the method is cde(), its the last method in the code. The button gets clicked but next song is not played, current song keeps playing.How do I fix this ? package com.example.dell_1.myapp3; import android.app.Activity; import android.database.Cursor; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import

问题 I'm trying to make a slider that changes the margin-left attribute in the external css onclick. So I need to get the attribute and then set the new attribute. here is my code: <style> #divName { margin-left:20px; } </style> <script language="javascript" type="text/javascript"> var x = document.getElementById(divName); if (x.currentStyle) { var y = x.currentStyle[marginLeft]; } else (window.getComputedStyle) { var y = document.defaultView.getComputedStyle(x,null).getPropertyValue(marginLeft);

问题 In my ASP.Net Web Form App, I have a button, and that button is suppose to launch an ajaxToolKit: ModalPopupExtender modal. <asp:Button ID="uxTicketHistoryButton" runat="server" Text="Show Ticket History" style="color: blue;" OnClick="uxTicketHistoryButton_Click"/>  <ajaxToolkit:ModalPopupExtender ID="uxTicketHistoryModal" runat="server" PopupControlID="Panel1" TargetControlID="uxTicketHistoryButton"CancelControlID="btnClose" BackgroundCssClass="modalBackground"></ajaxToolkit

问题 I want to set a list of choice after selected the language choice in menu list. The list works in the normal button case (onClick) but menu. Anything I should notice? sorry for my english switch (item.getItemId()) { case R.id.changeCity: showInputDialog(); return true; case R.id.Language: List<String> language = new ArrayList<String>(); language.add(getString(R.string.english)); language.add(getString(R.string.chinese)); new AlertDialog.Builder(WeatherClass.this) .setSingleChoiceItems

问题 Function working while the page load my code as follow Parent import React, { Component } from "react"; import ExtnButton from "./Button"; class MovieList extends Component { handleDelete = index => { console.log("inside handleDelete:"); }; render() { return ( <React.Fragment> <ExtnButton handleDelete={this.handleDelete} index={index} /> </React.Fragment> ); } } export default MovieList; Child import React, { Component } from "react"; class Button extends Component { state = {}; render() {

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 4 years ago . I havent gotten started on the project I'm going to be working on, but in planning I'm having trouble figuring out a click and hold event issue. I am going to be having a click through div (a div that is over the image element, yet I can still click on the image) with an opacity somewhere around 0.7 with an