Is there a reason for C#’s reuse of the variable in a foreach?
When using lambda expressions or anonymous methods in C#, we have to be wary of the access to modified closure pitfall. For example: … Read more
When using lambda expressions or anonymous methods in C#, we have to be wary of the access to modified closure pitfall. For example: … Read more
[1,2,3].forEach(function(el) { if(el === 1) break; }); How can I do this using the new forEach method in JavaScript? I’ve tried return;, return … Read more
Let me prefix this by saying that I know what foreach is, does and how to use it. This question concerns how it … Read more
How can I loop through all the entries in an array using JavaScript? 40 40
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 … Read more
Two options: Create a list of values you wish to remove, adding to that list within the loop, then call originalList.removeAll(valuesToRemove) at the … Read more
The easiest way to for-each every char in a String is to use toCharArray(): for (char ch: “xyz”.toCharArray()) { } This gives you the conciseness of for-each construct, … Read more
There are several places colon is used in Java code: 1) Jump-out label (Tutorial): label: for (int i = 0; i < x; … Read more