[英]Display dynamically created text box on dynamically created radio button with JavaScript
[英]Getting the text input from a dynamically created javascript text box
我正在使用此链接中的代码。 http://www.randomsnippets.com/2008/02/21/how-to-dynamically-add-form-elements-via-javascript/
var counter = 1;
var limit = 3;
function addInput(divName){
if (counter == limit) {
alert("You have reached the limit of adding " + counter + " inputs");
}
else {
var newdiv = document.createElement('div');
newdiv.innerHTML = "Entry " + (counter + 1) + " <br><input type='text' name='myInputs[]'>";
document.getElementById(divName).appendChild(newdiv);
counter++;
}
}
如何从文本输入中获取值?
将id attr添加到输入中:
newdiv.innerHTML = "Entry " + (counter + 1) + " <br><input type='text' name='myInputs[]' id='"+counter+"'>";
那么你不能写:
var x = document.getElementById("1").value;
首先获取文档中的所有输入元素,并使用您设置“myInputs []”的名称过滤输入,然后循环并获取输入值。
var inputEle = document.getElementsByTagName("input");
var inputNewlyAdded = [];
for(var i = 0 ; i < inputEle.length ; i ++){
if(inputEle[i].name == "myInputs[]"){
inputNewlyAdded.push(inputEle[i]);
}
}
for(var j = 0 ; j < inputNewlyAdded.length ; j ++){
console.log(inputNewlyAdded[j].value);
}
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