get values of checkboxes and put them in an input field using javascript or jquery? -

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I am trying to get value of checkboxes when they are checked and put them in the input field is.

I can do this by using a button, but like the example

But if I need to get the values ​​of checkboxes without using the button I create, Comes in

Can anyone give advice on this?

Thanks

One click checkbox, add value to the checkbox in the string, Change the value to the value of the string.

Use to view the checkbox.

Try it: 

  $ (document) .ready (function () {$ ("input: checkbox"). (Function () {var string = ""; $ ("input: check"). (Function () {string = = $ (this) .val ();}); $ ("# txtbox"). Val (String);});});


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