Lists: Filter, Map and Reduce - and the Magic of IEnumerator.

honestillusion.com — There are 3 very handy list functions which make dealing with lists a breeze: Map, Filter and Reduce. But along the way of writing them, an important principle of IEnumerator<> comes up. read more...

add a comment | category: C# | Views: 9

JavaScript ForEach Equivalent

submitted by crpietschmann 6 months, 9 days ago

pietschsoft.com — One thing with the For Loop in JavaScript is it doesn't seem to be very well documented that you can use it to do an equivalent of a ForEach loop. Here's a short example of doing the ForEach loop equivalent in JavaScript using the "in" keyword. read more...

add a comment | category: AJAX | Views: 118

What's inside a foreach() statement?

honestillusion.com — A comparision of a foreach() loop and manually looping by calling GetEnumerator() and MoveNext() read more...

add a comment | category: C# | Views: 2

Performance of foreach vs. List.ForEach

published 1 year, 11 months ago, submitted by cls2deg 1 year, 11 months ago

diditwith.net — Today I was iterating a List<int> using a foreach-loop and feeling a bit smug in knowing how much more performance-conscious I was being than if I'd tried doing the same thing with an ArrayList filled with ints. Thanks to the wonder of generics, the C# compiler neatly avoids numerous boxing operations by using a System.Collections.Generic.IEnumerator<int> instance instead of the older System.Collections.IEnumerator. Then I got to thinking: "is this really the fastest way?" Upon investigation, it turns that, no, it isn't the fastest way. read more...

add a comment | category: C# | Views: 45