javascript - Clear form inputs and keep placeholder -

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i know using jquery tool 

$('.mydiv input').each(function () {    $(this).val(""); });

clears form can me suggestions how keep placeholders of input?

right placeholders appears after focus on @ least 1 input.

jquery

function clear() {            $('.mydiv input').each(function () {    $(this).val("");          x=1;     });         $('.mydiv input').first().focus();           }

working demo http://jsfiddle.net/s8vpg/2/


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