jQuery show()

The jQuery show() method is used to show the selected elements.

Syntax:
$(selector).show();  
$(selector).show(speed, callback);  
$(selector).show(speed, easing, callback); 

Speed: It is an optional parameter which describe the speed of the delay to hide the current element. Its possible vales are slow, fast and milliseconds.
Easing: It specifies the easing function to be used for transition.
Callback: It is also an optional parameter. It specifies the function to be called after completion of show() effect.

Example of Code
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
  $("#show").click(function(){
    $("#jquery-show-example").show();
  });
  });
</script>
<p id="jquery-show-example" style="display:none;">Show button is working.</p>
<button id="show">Show</button>

Output