Just a note: if you replace forEach with map above, it's then possible to aggregate values. map will then return a list of said values, thus potentially simplifying the code in other ways.

Feb 17, 2012 · forEach accepts a callback function and, optionally, a value to use as this when calling that callback (not used above). The callback is called for each element in the array, in …

The foreach loop, added in Java 5 (also called the "enhanced for loop"), is equivalent to using a java.util.Iterator

Sep 14, 2017 · I need to iterate over the array of objects in angular 2 and limit the string length display for a particular key in the object. …

Jan 17, 2013 · Bear in mind that object properties are not stored in order. When you iterate over an object there is no guarantee to the order in which they will appear.

Being somewhat new to the Java language I'm trying to familiarize myself with all the ways (or at least the non-pathological ones) that one might iterate through a list (or perhaps other collection...

public enum Foos { A, B, C } Is there a way to loop through the possible values of Foos? Basically? foreach(Foo in Foos)

Feb 26, 2015 · foreach (DataRow row in myDataTable.Rows) { Console.WriteLine(row["ImagePath"]); } I am writing this from memory. Hope this gives you …

I've seen a few different ways to iterate over a dictionary in C#. Is there a standard way?

Oct 2, 2009 · Calling ToList followed by ForEach involves iterating through the original collection twice. I'd prefer a standard foreach loop any day: less typing, more readable and better …