Empty file fields

i must check all :file fields, all fields must be not empty. i use code

function CheckFiles() { var t = $('开发者_StackOverflow社区.uploadElement:empty').size(); alert(t); }

but t return all uploadElement elements count. how to get empty :file fields?

sorry my english

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this should return all empty file inputs

$('input:file[value=""]')

or

$(':[value=""].uploadElement')

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$('input.uploadElement:file').is(":empty");