Answers for "jquery find first"

jquery remove class

//Remove this same line after copying
Basic Syntax:
$(element).removeClass( "myClass yourClass" )
-------------------------------------------------------------------------------------
  
Html code example:
<p class="red highlight">test1</p>
<p class="red highlight marked">test2</p>
<p class="red highlight">test3</p>
<p class="red highlight">test4</p>

// remove all highlight class from p tag
<script>
	$( "p" ).removeClass( "highlight" )
</script>

// output after execution of this code
<p class="red">test1</p>
<p class="red marked">test2</p>
<p class="red">test3</p>
<p class="red">test4</p>

jquery first child

$('div:first-child')

select the first elemnt have class in jquery

$( ".box" ).first().css( "font-style", "bold" );

select the first elemnt have class in jquery

<script>
  // jquery
$( "tr:first" ).css( "font-style", "bold" );
</script>