Bind or trigger a mouse enter event on an element.

Execute a function when the mouse pointer enters the element. or trigger mouseenter event for an element.

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Bind mouseenter event

_z(selector).mouseenter(function);

• _z to access UnderZ library.
• selector select element by selector to bind mouseenter event with. ( you can send DOM element or selector)
• mouseenter method/action name.
• function function to execute when the mouse pointer enters the selected element. It can be anonymous function

Returns: Object _z(selector)

This method is a shortcut for _z(selector).on( “mouseenter”, function).

To unbind mouseenter event: Unbind mouseenter event

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Trigger mouseenter event

_z(selector).mouseenter();

• selector select element by selector to trigger mouseenter event on. ( you can send DOM element or selector)
• mouseenter method/action name.

Returns: Object _z(selector)

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Unbind mouseenter event

_z(selector).un("mouseenter", [function]);

• selector select element by selector to trigger mouseenter event on. ( you can send DOM element or selector)
• un method/action name.
• “mouseenter” event name to unbind.
• function (optional) if you like to unbind mouseenter event that triggers specific function.

Returns: Object _z(selector)

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Examples

<button id="button">Show Message & Change Title</button>
<button class="btnCTitle">Change Title</button>
<button class="btnUBEvent">Unbind "Change Title" event</button>

<script>
// bind mouseenter event by element id
_z("#button").mouseenter(function () { 
	alert("Mouse on the element!");
});

// bind mouseenter event by element tag - this will bind the event with all elements with "button" tag.
_z("button").mouseenter(function () { 
// set title as the element button text
	document.title = _z(this).text();
});

// unbind mouseenter event by element class.
_z(".btnUBEvent").click(function () {
	_z(".btnCTitle").un("mouseenter");
});


// trigger mouseenter event
_z(".btnCTitle").mouseenter(); // change document title to 'Change Title'
_z("#button").mouseenter(); // alert 'Mouse on the element!' and change document title to 'Show Message & Change Title'
_z(".btnUBEvent").click(); // change document title to 'Unbind "Change Title" event' and unbind mouseenter event on .btnCTitle button
</script>

Recommended: bind events in .ready() to execute the event when the document is fully loaded.