"Prototype.js cheat sheet
Event
element ( event ) extend ( event ) findElement ( event, tagName ) fire ( element, eventName[, memo] ) isLeftClick ( event ) observe ( element, eventName, handler ) pointerX ( event ) pointerY ( event ) stop ( event ) stopObserving ( element[, eventName[, handler]] )
1.6.0.2
designed by thinkweb2.com
Element (constructor)
absolutize ( element ) addClassName ( element, className ) addMethods ( [methods] ) adjacent ( element[, selectors... ] ) ancestors ( element ) childElements ( element ) classNames cleanWhitespace ( element ) clonePosition ( element, source[, options] ) cumulativeOffset ( element ) cumulativeScrollOffset ( element ) descendantOf ( element, ancestor ) descendants ( element ) down ( element[, cssRule ][, index = 0] ) empty ( element ) extend ( element ) fire ( eventName[, memo ] ) firstDescendant ( element ) getDimensions ( element ) getElementsByClassName getElementsBySelector getHeight ( element ) getOffsetParent ( element ) getStyle ( element, property ) getWidth ( element ) hasClassName ( element, className ) hide ( element ) identify ( element ) immediateDescendants insert ( element, {position: content} ) inspect ( element ) makeClipping ( element ) makePositioned ( element ) match ( element, selector ) next ( element[, cssRule][, index = 0] ) nextSiblings ( element ) observe ( element, eventName, handler ) positionedOffset ( element ) previous ( element[, cssRule][, index = 0] ) previousSiblings ( element ) readAttribute ( element, attribute ) recursivelyCollect ( element, property ) relativize ( element ) remove ( element ) removeClassName ( element, className ) replace ( element[, html] ) scrollTo ( element ) select ( element, selector... ) setOpacity ( element, opacity ) setStyle ( element, styles ) show ( element ) siblings ( element ) stopObserving ( element[, eventName[, handler]] ) toggle ( element ) toggleClassName ( element, className ) undoClipping ( element ) undoPositioned ( element ) up ( element[, cssRule][, index = 0] ) update ( element[, newContent] ) viewportOffset ( element ) visible ( element ) wrap ( element, wrapper[, attributes] ) writeAttribute ( element, attribute[, value = true] )
Enumerable
all ( iterator ) any ( iterator ) collect ( iterator ) detect ( iterator ) each ( iterator ) eachSlice ( size, iterator ) entries ( ) find ( iterator ) findAll ( iterator ) grep ( regex, iterator ) inGroupsOf ( size ) include ( object ) inject ( accumulator, iterator ) invoke ( methodName[, args ] ) map ( iterator ) max ( iterator ) member ( object ) min ( iterator ) partition ( iterator ) pluck ( propertyName ) reject ( iterator ) select ( iterator ) size ( ) sortBy ( iterator ) toArray ( ) zip ( Sequence..., iterator )
document
fire ( eventName[, memo] ) observe ( eventName, handler ) stopObserving ( eventName[, handler] )
Prototype
K ( argument ) emptyFunction ( )
Utility Methods
$ ( id | element ) $$ ( cssRule ) $A ( iterable ) $F ( element ) $H ( [obj] ) $R ( start, end[, exclusive = false] ) $w ( String ) Try.these ( Function... ) document.getElementsByClassName
Prototype.Browser document.viewport
getDimensions ( ) getHeight ( ) getScrollOffsets ( ) getWidth ( ) IE Opera WebKit Gecko MobileSafari
Form
disable ( formElement ) enable ( formElement ) findFirstElement ( formElement ) focusFirstElement ( formElement ) getElements ( formElement ) getInputs ( formElement[, type[, name]] ) request ( [options] ) reset ( formElement ) serialize ( formElement[, getHash = false] ) serializeElements ( elements[, getHash = false] )
String (String.prototype)
blank ( ) camelize ( ) capitalize ( ) dasherize ( ) empty ( ) endsWith ( substring ) escapeHTML ( ) evalJSON ( [sanitize] ) evalScripts ( ) extractScripts ( ) gsub ( pattern, replacement ) include ( substring ) inspect ( [useDoubleQuotes] ) interpolate ( object[, pattern] ) isJSON ( ) parseQuery ( [separator = &] ) scan ( pattern, iterator ) startsWith ( substring ) strip ( ) stripScripts ( ) stripTags ( ) sub ( pattern, replacement[, count = 1] ) succ ( ) times ( count ) toArray ( ) toJSON ( ) toQueryParams ( [separator = &] ) truncate ( [length = 30[, suffix = ‘...’]] ) underscore ( ) unescapeHTML ( ) unfilterJSON ( [filter = Prototype.JSONFilter] )
Prototype.BrowserFeatures
XPath
Class
addMethods ( methods ) create ( [superclass][, methods... ])
RegExp
escape ( string )
Position
absolutize clone cumulativeOffset offsetParent overlap
RegExp (RegExp.prototype)
match ( string )
PeriodicalExecuter (constructor)
stop ( event )
page positionedOffset prepare realOffset relativize within withinIncludingScrolloffsets
Form.Element
activate ( element ) clear ( element ) disable ( element ) enable ( element ) focus ( element ) getValue ( element ) present ( element ) select ( element ) serialize ( element ) setValue ( element, value )
ObjectRange (constructor)
include ( value )
Hash (constructor)
clone ( ) each ( iterator ) get ( key ) inspect ( ) keys ( ) merge ( object ) set ( key, value ) toJSON ( ) toObject ( ) toQueryString ( ) unset ( key ) update ( object ) values ( )
Template (constructor)
evaluate ( object )
Insertion
After Before Bottom Top
TimedObserver
new Form.Element.Observer ( element, freq, callback ) new Form.Observer ( element, freq, callback )
Ajax
new Ajax.PeriodicalUpdater ( container, url[, options] ) new Ajax.Request ( url[, options] ) new Ajax.Updater ( container, url[, options] )
Offsets/Dimensions
var dOsets = document.viewport.getScrollOsets();
Ajax.Responders
register ( responder ) unregister ( responder )
Object
clone ( obj ) extend ( dest, src ) inspect ( obj ) isArray ( obj ) isElement ( obj ) isFunction ( obj ) isHash ( obj ) isNumber ( obj ) isString ( obj ) isUndefined ( obj ) keys ( obj ) toHTML ( obj ) toJSON ( obj ) toQueryString ( obj ) values ( obj )
Number (Number.prototype)
abs ( ) ceil ( ) floor ( ) round ( ) succ ( ) times ( iterator ) toColorPart ( ) toJSON ( ) toPaddedString ( length[, radix] )
dOsets.left
dOsets.top
Array (Array.prototype)
clear ( ) clone ( ) compact ( ) each ( iterator ) first ( ) flatten ( ) from ( iterable ) indexOf ( value ) inspect ( ) last ( ) reduce ( ) reverse ( [inline = true] ) size ( ) toArray ( ) toJSON ( ) uniq ( ) without ( value... )
viewportOset.top cumulativeOset.top
fd
viewportOset.left
document.viewport.getHeight()
Function (Function.prototype)
argumentNames ( ) bind ( thisObj[, arg...] ) bindAsEventListener ( thisObj[, arg...] ) curry ( arg... ) defer ( arg... ) delay ( seconds[, arg...] ) methodize ( ) wrap ( wrapperFunction[, arg...] )
document.viewport.getWidth() cumulativeOset.left Element
Date (Date.prototype)
toJSON ( )
..."
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