get the value of input type file and alert if empty

Question

how to alert if input type file is empty     this is my jquery code but i didnt know how to get the value      upload   live  click  function         var imgVal       uploadImage   val        if imgVal                    alert  empty input file               return false          lt input type  file  name  image  id  uploadImage  size  30    gt   lt input type  submit  name  upload   class  send upload  value  upload    gt

User · Answer

There should be       send upload     but not     upload

User · Answer

HTML Code   lt input type  file  name  image  id  uploadImage  size  30    gt   lt input type  submit  name  upload   class  send upload  value  upload    gt    jQuery Code using bind method    document  ready function             upload   bind  click  function          if      uploadImage   val                     alert  empty                    return false

User · Answer

lt script type  text javascript  gt    document  ready function             upload   bind  click  function                   var imgVal       uploadImage   val             if imgVal                              alert  empty input file                         return false                  lt  script gt     lt input type  file  name  image  id  uploadImage  size  30    gt    lt input type  submit  name  upload  id  upload   class  send upload  value  upload    gt

[jquery] get the value of input type file , and alert if empty

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