How to set an input width to match the placeholder text width

Question

Example http://dabblet.com/gist/5859946

If you have a long placeholder, the input by default does not display wide enough to show all the placeholder text.

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Answer 1

Just in case someone wants to use this with jQuery, that code would be below. Also, if the placeholder attribute doesn't exist in the accepted answer, you'll get errors, which is taken care of as well in the jQuery example below.

$("input[placeholder]").each(function () {
        $(this).attr('size', $(this).attr('placeholder').length);
    });