Check if selected dropdown value is empty using jQuery

Question

Here is the dropdown in question    lt select name  data  class  autotime  id  EventStartTimeMin  gt       lt option value    gt  lt  option gt       lt option value  00  gt 00 lt  option gt       lt option value  10  gt 10 lt  option gt       lt option value  20  gt 20 lt  option gt       lt option value  30  gt 30 lt  option gt       lt option value  40  gt 40 lt  option gt       lt option value  50  gt 50 lt  option gt   lt  select gt    What I want to do is check if the current value is empty   if     EventStartTimeMin   val                           But it does not work  even though the value is empty  Any help is much appreciated

User · Answer

You need to use  change   event as well as using   to target element by id       EventStartTimeMin   change function         if   this  val                   console log  empty                    Fiddle Demo

User · Answer

You forgot the   on the id selector   if      EventStartTimeMin   val

User · Answer

You can try this also-  if       EventStartTimeMin   val          do something

User · Answer

Try this it will work --  if     EventStartTimeMin   val                   alert  Please enter start time

[jquery] Check if selected dropdown value is empty using jQuery

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