jQuery if Element has an ID

Question

How would I select elements that have any ID  For example   if      parent a   hasId             then do something here        I  by no means  am a master at jQuery

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Number of  parent a elements that have an id attribute       parent a id    length

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You can use jQuery s  is   function   if      quot  parent a quot   is  quot  idSelector quot         Do stuff     It will return true if the parent anchor has  idSelector id

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Like this   var  aWithId       parent a id       Following OP s comment  test it like this   if  aWithId length    or without using variable  if      parent a id    length    Will return all anchor tags inside elements with class parent which have an attribute ID specified

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Simple way   Fox example this is your html    lt div class  classname  id  your id name  gt   lt  div gt    Jquery code   if     classname   prop  id     your id name           works your id name exist  true part    else          works your id name not exist  false part

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I seemed to have been able to solve it with   if     your-selector-here   attr  id       undefined       console log   has no ID

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Pure js approach   var elem   document getElementsByClassName  parent    alert elem 0  hasAttribute  id       JsFiddle Demo

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You can use each   function to evalute all a tags and bind click to that specific element you clicked on  Then throw some logic with an if statement   See fiddle here      a   each function           this  click function             var el    this  attr  id            if  el      notme                    do nothing or something else           else                  p   toggle

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You can do   document getElementById id  or    id  length  gt  0

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You can do this   if      parent a Id    length  gt  0            then do something here

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You can using the following code      if     parent a   attr  id              do something               parent a   each function i e          if   e  attr  id                 do something and check             if you want to break the each             return false                    The same question is you can find here  how to check if div has id or not

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Simply use       parent a id

[javascript] jQuery if Element has an ID?

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