Javascript，如何在相同的输入类型文本字段中显示两个值？

Question

I want to show 10 20 in single input type text, but below option is not working. Can any one help me

Javascript:-

var a = 10;
var b = 20;

document.getElementById("current").value = a , b;

HTML:-

<input type="text" id="current">

Answer 1

试试document.getElementById("current").value= a +" " + b;

Answer 2

According to your question simply use following to concat two values.

var a = 10;
var b = 20;

document.getElementById("current").value = a+" "+b;

Answer 3

您可以执行以下操作：

document.getElementById("current").value = a + " " + b;

Answer 4

Try this :

var a = 10;
var b = 20;
document.getElementById("current").value = ""+a +" "+b;

Hope it Helps!