add hover css jquery code example

Example 1: jquery hover

$( "td" ).hover(
  	() => { //hover
    	$(this).addClass("hover");
  	}, 
  	() => { //out
    	$(this).removeClass("hover");
  	}
);

//or
$( "td" )
  	.mouseover( () => {
    	$(this).addClass("hover");
  	}) 
  	.mouseout( () => {
    	$(this).removeClass("hover");
  	}
);

//or
$( "td" )
  	.mouseenter( () => {
    	$(this).addClass("hover");
  	}) 
  	.mouseleave( () => {
    	$(this).removeClass("hover");
  	}
);

Example 2: hover jquery

$( "div.enterleave" )
  .mouseenter(function() {
    n += 1;
    $( this ).find( "span" ).text( "mouse enter x " + n );
  })
  .mouseleave(function() {
    $( this ).find( "span" ).text( "mouse leave" );
  });

Example 3: javascript on hover

<img onmouseover="enlargeImage(this)" border="0" src="smiley.gif" alt="Smiley" width="32" height="32">

<script>
function enlargeImage(x) {
  x.style.height = "64px";
  x.style.width = "64px";
}
</script>

Example 4: jquery hover and hover out

$( selector ).mouseenter( handlerIn ).mouseleave( handlerOut );