假设我有一个HTML文档,其中包含:
<form id = "my_form">
<input type = "text" />
<input type = "text" />
<input type = "text" />
<button type = "button" onclick = "removeGoodInputs()">Do the job</button>
</form>
我使用以下函数在集合中保存了一个pdf文件:
/*** client.js ***/
// asign a change event into input tag
'change input' : function(event,template){
var file = event.target.files[0]; //assuming 1 file only
if (!file) return;
var reader = new FileReader(); //create a reader according to HTML5 File API
app.js:
var express = require('express');
var path = require('path');
var bodyParser = require('body-parser');
var routes = require('./routes/index');
var person = require('./routes/person');
var app = express();
// view engine setup
app.set('views',
我正在尝试写一个小程序来确定两个数字之间的公因子。不过,我在获取数字时遇到了问题。下面是我的HTML代码:
<p>Please input two numbers to find the common factors between them.</p>
First number:<input type="number" id="firstNumber"></br>
Second number:<input type="number" id="secondNumber">
我希望每次输入字段中输入某些内容时都返回一个字符串。换句话说,每次击键,我都想在控制台中看到它被打印出来。所以在输入中输入堆栈,我想看到:
s
st
sta
stac
stack
我最初的代码是:
$("#input").on('input', function() {
var userInput = $(this).text();
console.log(userInput);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquer