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Ivan Pavlov

LightWindow Demo - 0 views

stickmanlabs.com/lightwindow

javascript prototype

shared by Ivan Pavlov on 31 May 08 - Cached
  • After researching every single modal window, lightbox, slimbox, etc out there nothing fit the bill. Granted some of them were very nice but only fit a specific purpose, others were a nightmare on the code end, and others were just hacks of another. None of them truly supported all of the features we needed and those that were close could not be easily adapted without a bottle of Prozac near by.
Javier Neira

InfoQ: ECMAScript 5 released - 1 views

www.infoq.com/...ecmascript5

javascript ecmascript 5 features

shared by Javier Neira on 12 Dec 09 - Cached
  • The introduction of strict mode aims to avoid common coding problems in ECMAScript applications. This is achieved with the presence of a lone string literal in a unit (script or function): "use strict;"
  • for either the entire script (if at the top of the script) or for a single function (if the first part of a function).
  • var i=3 is needed
  • ...10 more annotations...
  • and introducing new variables through eval cannot occu
  • delete cannot be used against arguments, functions or variables or other properties with the configurable flag set to false
  • with statements, often a source of errors, are no longer used and considered syntax errors
  • Functions can no longer have duplicate arguments with the same name Objects can no longer have duplicate properties with the same name
  • Access to the global object becomes a runtime error
  • A new JSON object with parse and stringify to support efficient generation of JSON data; like eval but without the security implications of being able to reduce code
  • Array now has standard functions, such as indexOf(), map(), filter(), and reduce()
  • Object now has seal()
  • and freeze()
  • Object.getPrototypeof() returns the prototype of the given object
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