Prototype 1.6.0及script.aculo.us 1.8.0特征备忘录

Prototype 1.6.0 released

This version of Prototype brings a number of major enhancements to the core APIs as well as the usual slew of bug fixes and performance optimizations. For the full story, see theCHANGELOGand the release notes for1.6.0_rc0and1.6.0_rc1.APIhighlights include:

• Ajax transport objects are now automatically wrapped in anAjax.Responseobject.
• Ajax.Responseincludes support for accessingJSONresponse bodies as JavaScript. objects via theresponseJSONproperty.
• The classAPInow includes full support for inheritance and superclass method calls. (SeeMislav’s tutorialfor more info.)
• Class objects now have anaddMethodsmethod for adding instance methods after creation.
• Elements can be created easily with thenew Element(...)syntax.
• Element#insertprovides a unifiedAPItoDOMelement andHTMLfragment insertion.
• Element#selectis an alias forgetElementsBySelectorand is now the preferred way to find elements by class name.
• Element#wraplets you easily wrap an element inside another element in place.
• Enumerablemethods onArrayare now backed by nativeArray#forEachimplementations when possible.
• Enumerablenow has aliases for equivalent JavaScript. 1.6Arraymethods, and support for JavaScript. 1.6’s context parameter for automatic callback binding.
• Enumerable#grepnow calls the match method on its first argument, so you can use it to e.g. filter an array ofDOMnodes byCSSselector.
• Event objects are now automatically extended with instance methods, so you can write e.g.event.stop()instead ofEvent.stop(event).
• Prototype’s eventAPInow supports firingDOM-based custom events withElement#fire.
• The newdom:loadedcustom event fires when the entire document has loaded and is ready for manipulation.
• Function#curryallows for partial application of function arguments.
• Function#wrapfacilitates simple aspect-oriented programming and provides the basis for Prototype’s superclass method call mechanism.
• Function#delaydelays invocation of the function by the given number of seconds.
• Function#deferschedules the function to run as soon as the interpreter is idle.
• TheHashAPI has changed, and you must now useHash#getandHash#setinstead of directly accessing properties onHashinstances.
• String#interpolateis a shortcut for instantiating aTemplatefrom the string and callingevaluateon it.
• Object properties can now be used in template replacement strings.

script.aculo.us 1.8.0 released

script.aculo.us 1.8.0 is fully compatible with Prototype 1.6.0 and includes several improvements since the last version; see theannouncement on Thomas’ blogfor more details. Here’s what’s new:

• Complete rewrite of the in-place editing controls.
• FullCSSinheritance support forEffect.Morph.
• Support for tweening between two values of an element property or method call withEffect.Tween.
• A new soundAPIfor playing interface sound effect MP3s.
• Numerous bug fixes and performance improvements.