John, Last night I downloaded Firefox 2 rc1. It has let... and lots more js 1.7 stuff.... to bad it will take time til MS (et al) catch up!
On 9/27/06, John Resig <[EMAIL PROTECTED]> wrote: > Todd - > > You're correct, it's used to induce a contained scope. > > This was a technique that, if I remember correctly, I learned from > Dean Edwards (http://dean.edwards.name/) I use to use: > > (function(){ > ... > })(); > > but new function() { ... }; is much cleaner, IMO. As far as I know, > that is the "best" way to have a local scope, at least until > JavaScript 2.0 comes out and you can do: > > let( foo = 'bar' ) { > // ... do stuff with 'foo' > } > // foo doesn't exist out here > > --John > > On 9/27/06, Todd Menier <[EMAIL PROTECTED]> wrote: > > Hello, > > I've been poking around a bit in the jQuery source code. It's been > > enlightening and has proven that I don't know as much about Javascript as I > > thought I did! > > > > Here's a pattern that occurs frequently that I'm really curious about: > > > > new function() { > > // do stuff > > } > > > > Is the purpose of this just to provide local scope to the variables used? Is > > there an equivalant syntax that may be more common? I intuitively wouldn't > > even think the code inside the function would get executed unless the whole > > thing was proceeded by "()", but obviously I'd be wrong. What's really > > surprising is that I couldn't find any information about this technique in a > > google search. > > > > Just curious. > > > > Thanks, > > Todd > > > > _______________________________________________ > > jQuery mailing list > > discuss@jquery.com > > http://jquery.com/discuss/ > > > > > > > > > -- > John Resig > http://ejohn.org/ > [EMAIL PROTECTED] > > _______________________________________________ > jQuery mailing list > discuss@jquery.com > http://jquery.com/discuss/ > -- Ⓙⓐⓚⓔ - יעקב ʝǡǩȩ ᎫᎪᏦᎬ ▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒ ░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░ ▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒ ░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░ ▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒░▒ _______________________________________________ jQuery mailing list discuss@jquery.com http://jquery.com/discuss/