One specific example is that of recursive functions; if the variables within the function aren't var scoped, each recursion of the function overwrites the previous variables, destroying the recursively created data.
On 3/31/06, Paul Hastings <[EMAIL PROTECTED]> wrote: > Loathe wrote: > > What does var do? When/why would you use it? > > it makes a variable private to that method. why use it? so you don't shoot > yourself in the nether regions when other methods are called that might use > the > same variable name or when that method is called in simultaneously (under a > load). -- CFAJAX docs and other useful articles: http://jr-holmes.coldfusionjournal.com/ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Message: http://www.houseoffusion.com/lists.cfm/link=i:4:236652 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/4 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:4 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=11502.10531.4 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
