Answer by Ryan Delucchi for In detail, how does the 'for each' loop work in...
The Java "for-each" loop construct will allow iteration over two types of objects:T[](arrays of any type)java.lang.Iterable<T>The Iterable<T> interface has only one method:...
View ArticleAnswer by Mikezx6r for In detail, how does the 'for each' loop work in Java?
The construct for each is also valid for arrays. e.g.String[] fruits = new String[] { "Orange", "Apple", "Pear", "Strawberry" };for (String fruit : fruits) { // fruit is an element of the `fruits`...
View ArticleAnswer by billjamesdev for In detail, how does the 'for each' loop work in Java?
Also note that using the "foreach" method in the original question does have some limitations, such as not being able to remove items from the list during the iteration.The new for-loop is easier to...
View ArticleAnswer by EfForEffort for In detail, how does the 'for each' loop work in Java?
It's implied by nsayer's answer, but it's worth noting that the OP's for(..) syntax will work when "someList" is anything that implements java.lang.Iterable -- it doesn't have to be a list, or some...
View ArticleAnswer by for In detail, how does the 'for each' loop work in Java?
for (Iterator<String> itr = someList.iterator(); itr.hasNext(); ) { String item = itr.next(); System.out.println(item);}
View ArticleAnswer by Pete for In detail, how does the 'for each' loop work in Java?
It would look something like this. Very crufty. for (Iterator<String> i = someList.iterator(); i.hasNext(); ) System.out.println(i.next());There is a good writeup on for each in the Sun...
View ArticleAnswer by Hank for In detail, how does the 'for each' loop work in Java?
Here's an equivalent expression.for(Iterator<String> sit = someList.iterator(); sit.hasNext(); ) { System.out.println(sit.next());}
View ArticleAnswer by toluju for In detail, how does the 'for each' loop work in Java?
The for-each loop in Java uses the underlying iterator mechanism. So it's identical to the following:Iterator<String> iterator = someList.iterator();while (iterator.hasNext()) { String item =...
View ArticleAnswer by nsayer for In detail, how does the 'for each' loop work in Java?
for (Iterator<String> i = someIterable.iterator(); i.hasNext();) { String item = i.next(); System.out.println(item);}Note that if you need to use i.remove(); in your loop, or access the actual...
View ArticleIn detail, how does the 'for each' loop work in Java?
Consider:List<String> someList = new ArrayList<>();// add "monkey", "donkey", "skeleton key" to someListfor (String item : someList) { System.out.println(item);}What would the equivalent...
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