JQUERY EXAMPLE for Web Developer (Video Training Tutorial)

http://www.youtube.com/kamleshutube

JQUERY EXAMPLE

SELECTORS / 1. BASICAll Selector(“*”) Selects all elements.

Class Selector (“.class”) Matches all elements with the given name.

Element Selector (“element”) Selects all elements with the given tag name

ID Selector (“#id”) Selects a single element with the given id attribute.

Multiple Selector (“selector1,selector2, selectorN”)

Selects the combined results of all thespecified selectors.

http://www.youtube.com/watch?v=jWSodFG2XMg

SELECTORS / 2. HIERARCHY

Child Selector (“parent > child”) Selects all direct child elements specified by "child" of elements specified by "parent".

Descendant Selector (“ancestor descendant”)

Selects all elements that are descendants of a given ancestor.

Next AdjacentSelector (“prev + next”)

Selects all next elements matching "next"that are immediately preceded by a sibling"prev".

Next Siblings Selector (“prev ~siblings”)

Selects all sibling elements that follow after the "prev" element, have the same parent, and match the filtering "siblings" selector.

http://www.youtube.com/watch?v=ATN8KoTONts

SELECTORS / 3. BASIC FILTER:eq() Selector Select the element at index n within the

matched set.:even Selector Selects even elements, zero-indexed

:first Selector Selects the first matched element.

:gt() Selector Select all elements at an index greater thanindex within the matched set.

:header Selector Selects all elements that are headers, likeh1, h2, h3 and so on.

:last Selector Selects the last matched element.

:lt() Selector Select all elements at an index less thanindex within the matched set.

:not() Selector Selects all elements that do not match thegiven selector.

:odd Selector Selects odd elements, zero-indexed. Seealso even.

http://www.youtube.com/watch?v=pUXxG1oCgkE

SELECTORS / 4. CONTENT FILTER

:contains() Selector Select all elements that contain the specified text.

:has() Selector Selects elements which contain at least one element that matches the specified selector.

:parent Selector Select all elements that are the parent ofanother element, including text nodes.

http://www.youtube.com/watch?v=1xu0clYY7-Y

SELECTORS / 5. ATTRIBUTE[attribute|=value] Selects elements that have the specified attribute with a value

either equal to a given string or starting with that string followed by a hyphen (-).

[attribute*=value] Selects elements that have the specified attribute with a value containing the a given substring.

[attribute~=value] Selects elements that have the specified attribute with a value containing a given word, delimited by spaces.

[attribute$=value] Selects elements that have the specified attribute with a value ending exactly with a given string.

[attribute=value] Selects all elements that are matched specified value

[attribute!=value] Select elements that either don't have the specified attribute, or do have the specified attribute but not with a certain value.

[attribute^=value] Selects elements that have the specified attribute with a value beginning exactly with a given string.

[attribute] Selects elements that have the specifiedattribute, with any value.

[attribute=value][attribute2=value2]

Matches elements that match all of the specified attribute filters.

http://www.youtube.com/watch?v=tdujPn8HNr4

SELECTORS / 6. CHILD FILTER:first-child Selector Selects all elements that are the first child

of their parent.

:last-child Selector Selects all elements that are the last child of their parent.

:nth-child Selector Selects all elements that are the nth-child of their parent.

:only-child Selector Selects all elements that are the only child of their parent.

http://www.youtube.com/watch?v=11tKyyhBBzY

SELECTORS / 7. FORM (contd.) :button Selector Selects all button elements and elements of

type button.:checkbox Selector Selects all elements of type checkbox.

:checked Selector Matches all elements that are checked.

:disabled Selector Selects all elements that are disabled.

:enabled Selector Selects all elements that are enabled.

:file Selector Selects all elements of type file.

:image Selector Selects all elements of type image.

SELECTORS / 7. FORM:input Selector Selects all input, textarea, select and

button elements.:password Selector Selects all elements of type password.

:radio Selector Selects all elements of type radio.

:reset Selector Selects all elements of type reset.

selected Selector Selects all elements that are selected.

:submit Selector Selects all elements of type submit.

:text Selector Selects all elements of type text.

http://www.youtube.com/watch?v=9snkUllPv9A

EVENTS / MOUSE EVENTS (contd.) .click( handler(eventObject) ) Bind an event handler to the "click" JavaScript

event, or trigger that event on an element.

.dblclick( handler(eventObject) ) Bind an event handler to the "dblclick"JavaScript event, or trigger that event on anelement.

.focusout( handler(eventObject) ) Bind an event handler to the "focusout"JavaScript event.

.hover( handler(eventObject) ) Bind a single handler to the matched elements, to be executed when the mouse pointer enters or leaves the elements.

.mousedown( handler(eventObject) )

Bind an event handler to the "mousedown"JavaScript event, or trigger that event on anelement.

.mouseenter( handler(eventObject) )

Bind an event handler to be fired when themouse enters an element, or trigger that handler on an element.

EVENTS / MOUSE EVENTS.mouseleave( handler(eventObject) )

Bind an event handler to be fired when themouse leaves an element, or trigger that handler on an element.

.mousemove( handler(eventObject) )

Bind an event handler to the "mousemove"JavaScript event, or trigger that event on anelement.

.mouseout( handler(eventObject) )

Bind an event handler to the "mouseout"JavaScript event, or trigger that event on anelement.

.mouseover( handler(eventObject) )

Bind an event handler to the "mouseover"JavaScript event, or trigger that event on anelement.

.mouseup( handler(eventObject) )

Bind an event handler to the "mouseup"JavaScript event, or trigger that event on anelement.

http://www.youtube.com/watch?v=HDMIUaoiiMk

EVENTS - FORM EVENTS.blur( handler(eventObject) ) Bind an event handler to the "blur" JavaScript

event, or trigger that event on an element.

.focus( handler(eventObject) ) Bind an event handler to the "focus" JavaScript event, or trigger that event on an element.

.change( handler(eventObject) ) Bind an event handler to the "change“ JavaScript event, or trigger that event on an element.

.select( handler(eventObject) ) Bind an event handler to the "select" JavaScript event, or trigger that event on an element.

.submit( handler(eventObject) ) Bind an event handler to the "submit" JavaScript event, or trigger that event on an element.

http://www.youtube.com/watch?v=Ltb0TUO8qsw

EVENTS - EVENT OBJECT.pageX The mouse position relative to the left edge of the

document

.pageY The mouse position relative to the top edge of the document.

.type Describes the nature of the event.

.target The DOM element that initiated the event.

.preventDefault() If this method is called, the default actionof the event will not be triggered.

.isDefaultPrevented() Returns whether event.preventDefault() was ever called on this event object.

.which For key or button events, this attributeindicates the specific button or key that was pressed

http://www.youtube.com/watch?v=4PvYg4D2R1w

ATTRIBUTES - CLASS

.addClass( class ) Adds the specified class(es) to each of the set of matched elements.

.removeClass( class ) Remove a single class, multiple classes, or allclasses from each element in the set of matchedelements.

.hasClass( class ) Determine whether any of the matched elements areassigned the given class.

.toggleClass( class, switch ) Add or remove one or more classes from eachelement in the set of matched elements, dependingon either the class's presence or the value of theswitch argument.

http://www.youtube.com/watch?v=CPJpIpm7qCs

CSS - POSITIONING.scrollLeft() Get the current horizontal position of the scroll bar

for the first element in the set of matched elements.

.scrollLeft( value ) Set the current horizontal position of the scroll bar foreach of the set of matched elements.

.offset() Get the current coordinates of the first element in the set of matched elements, relative to the document.

.offset( coordinates ) Set the current coordinates of every element in theset of matched elements, relative to the document.

.position() Get the current coordinates of the first element in the set of matched elements, relative to the offset parent.

.scrollTop() Get the current vertical position of the scroll bar forthe first element in the set of matched elements.

.scrollTop( value ) Set the current vertical position of the scroll bar foreach of the set of matched elements.

http://www.youtube.com/watch?v=zWX0ZzYrS_4

TRAVERSING -TREE TRAVERSAL (cont.).children( [ selector ] ) Get the children of each element in the set of

matched elements, optionally filtered by aselector

.closest( selector ) Get the first ancestor element that matchesthe selector, beginning at the currentelement and progressing up through theDOM tree.

.find( selector ) Get the descendants of each element in thecurrent set of matched elements, filtered by aselector.

.next( [ selector ] ) Get the immediately following sibling of eachelement in the set of matched elements, optionally filtered by a selector.

.nextAll( [ selector ] ) Get all following siblings of each element inthe set of matched elements, optionallyfiltered by a selector.

TRAVERSING -TREE TRAVERSAL (cont.)

.nextUntil( [ selector ] ) Get all following siblings of each element upto but not including the element matched bythe selector.

.parent( [ selector ] ) Get the parent of each element in the currentset of matched elements, optionally filteredby a selector.

.parents( [ selector ] ) Get the ancestors of each element in thecurrent set of matched elements, optionallyfiltered by a selector.

.prev( [ selector ] ) Get the immediately preceding sibling of eachelement in the set of matched elements, optionally filtered by a selector.

TRAVERSING -TREE TRAVERSAL

.prevAll( [ selector ] ) Get all preceding siblings of each element inthe set of matched elements, optionally filteredby a selector.

.prevUntil( [ selector ] ) Get the ancestors of each element in thecurrent set of matched elements, optionallyfiltered by a selector.

.siblings( [ selector ] ) Get the siblings of each element in the set ofmatched elements, optionally filtered by aselector.

http://www.youtube.com/watch?v=1M4hThjV1vs

http://www.youtube.com/watch?v=_z74QVjOOiA

TRAVERSING - FILTERING.eq( index ) Reduce the set of matched elements to the one at

the specified index.

.filter( selector ) Reduce the set of matched elements to those thatmatch the selector or pass the function's test.

.is( selector ) Check the current matched set of elementsagainst a selector and return true if at least oneof these elements matches the selector

.not() Remove elements from the set of matchedelements.

.slice( start, [ end ] ) Reduce the set of matched elements to a subsetspecified by a range of indices.

.map( callback(index, domEl) ) Pass each element in the current matched setthrough a function, producing a new jQueryobject containing the return values.

http://www.youtube.com/watch?v=z_9IzPfxkrw

TRAVERSING - MISCELLANEOUS

.add( selectors, [ context ] ) Add elements to the set of matched elements

.andSelf() Add the previous set of elements on the stack tothe current set.

.contents() Get the children of each element in the set ofmatched elements, including text nodes.

.end() End the most recent filtering operation in thecurrent chain and return the set of matchedelements to its previous state.

http://www.youtube.com/watch?v=rU1SNaVs2ic

ATTRIBUTES - ATTR

.attr( attributeName ) Get the value of an attribute for the first element in the set of matched elements.

.attr( attributeName, value )

Set one or more attributes for the set of matched elements.

.removeAttr() Remove an attribute from each elementin the set of matched elements.

http://www.youtube.com/watch?v=UvkCRCXHVzI

ATTRIBUTES - HTML

.html() Get the HTML contents of the firstelement in the set of matched elements.

.html( htmlString ) Set the HTML contents of each elementin the set of matched elements.

http://www.youtube.com/watch?v=JqzA9T3OfNM

ATTRIBUTES - TEXT

.text() Get the combined text contents of eachElement in the set of matched elements, including their descendants.

.text( textString ) Set the content of each element in the set of matched elements to the specified text.

http://www.youtube.com/watch?v=NiQGohUxKiA

ATTRIBUTES - VALUE

.val() Get the current value of the first element in the set of matched elements.

.val( value ) Set the value of each element in the set of matched elements.

http://www.youtube.com/watch?v=o_K6q3QxJ7Y

CSS - CSS

css( propertyName ) Get the value of a style property forthe first element in the set of matched elements.

.css( propertyName, value)

Set one or more CSS properties forthe set of matched elements.

http://www.youtube.com/watch?v=ROewNE8mc_A

CSS - HEIGHT & WIDTH (cont.).height( value ) Set the CSS height of every matched element.

element in the set of matchedelements.

.height() Get the current computed height for the first

.innerHeight() Get the current computed height for the first.element in the set of matched elements, including padding but not border

.innerWidth() Get the current computed width for the firstelement in the set of matched elements,including padding but not border.

.outerHeight() Get the current computed height for the firstelement in the set of matched elements,including padding, border, and optionallymargin.

.outerWidth() Get the current computed width for the firstelement in the set of matched elements,including padding and border.

CSS - HEIGHT & WIDTH

.width( value ) Set the CSS width of each element in the set ofmatched elements.

.width() Get the current computed width for the first element in the set of matched element

http://www.youtube.com/watch?v=faxfelPFFjc

MANIPULATION - INSIDE

.append( content ) Insert content, specified by the parameter, to theend of each element in the set of matchedelements.

.appendTo( target ) Insert every element in the set of matchedelements to the end of the target.

.prepend( content ) Insert content, specified by the parameter, to thebeginning of each element in the set of matchedelements.

.prependTo( target ) Insert content, specified by the parameter, to theend of each element in the set of matchedelements.

http://www.youtube.com/watch?v=egkrz9baf9I

MANIPULATION - OUTSIDE

.after( content ) Insert content, specified by the parameter, after each element in the set of matched elements.

.before( content ) Insert content, specified by the parameter, before each element in the set of matched elements.

.insertAfter( target ) Insert every element in the set of matched elements after the target.

.insertBefore( target ) Insert every element in the set of matched elements before the target.

http://www.youtube.com/watch?v=cSBmIJJJ_XA

MANIPULATION - AROUND

.wrap( wrappingElement ) Wrap an HTML structure around each element inthe set of matched elements.

.wrapAll( wrappingElement ) Wrap an HTML structure around all elements inthe set of matched elements.

.wrapInner( wrappingElement ) Wrap an HTML structure around the content ofeach element in the set of matched elements.

http://www.youtube.com/watch?v=cSBmIJJJ_XA

MANIPULATION - REPLACING

.replaceWith( newContent ) Replace each element in the set of matched elements with the provided new content.

.replaceAll() A selector expression indicating which element(s) to replace.

http://www.youtube.com/watch?v=WA6G1eVF7Po

EVENTS - HANDLER ATTACHMENT .bind( eventType, [ eventData ], handler(eventObject) )

Attach a handler to an event for the elements.

.unbind( eventType, handler(eventObject) )

Remove a previously-attached event handler from the elements.

.die() Remove all event handlers previouslyattached using .live() from the elements.

.live( eventType, eventData, handler ) Attach a handler to the event for allelements which match the currentselector, now or in the future.

.one( eventType, [ eventData ], handler(eventObject) )

Attach a handler to an event for theelements. The handler is executed atmost once per element.

http://www.youtube.com/watch?v=krpWZ7kIXt8

http://www.youtube.com/watch?v=Axa7kKbC4Ec

http://www.youtube.com/watch?v=Axa7kKbC4Ec

EFFECTS - BASIC

.hide( duration, [ callback ] )

Hide the matched elements.

.show( duration, [ callback ] )

Display the matched elements.

http://www.youtube.com/watch?v=674_VLph2vU

EFFECTS - SLIDING

.slideDown( [ duration ], [ callback ] )

Display the matched elements with a sliding motion.

.slideToggle( [ duration ], [ callback ] )

Display or hide the matched elements with a sliding motion.

.slideUp( [ duration ], [ callback ] )

Hide the matched elements with a sliding motion.

http://www.youtube.com/watch?v=2UQrqp4HKjw

EFFECTS - FADING.fadeIn( [ duration ], [ callback ] )

Display the matched elements by fading them to opaque.

.fadeOut( [ duration ], [ callback ] )

Hide the matched elements by fading them to transparent.

.fadeTo( duration, opacity, [ callback ] )

Adjust the opacity of the matched elements.

http://www.youtube.com/watch?v=g2c44rYWfmI

Thank You