MVEL is a programming language created in 2003.
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MVFLEX Expression Language (MVEL) is a hybrid dynamic/statically typed, embeddable Expression Language and runtime for the Java Platform. Originally started as a utility language for an application framework, the project is now developed completely independently. MVEL is typically used for exposing basic logic to end-users and programmers through configuration such as XML files or annotations. Read more on Wikipedia...
import java.util.*;
// the main quicksort algorithm
def quicksort(list) {
if (list.size() <= 1) {
list;
}
else {
pivot = list[0];
concat(quicksort(($ in list if $ < pivot)), pivot, quicksort(($ in list if $ > pivot)));
}
}
// define method to concatenate lists.
def concat(list1, pivot, list2) {
concatList = new ArrayList(list1);
concatList.add(pivot);
concatList.addAll(list2);
concatList;
}
// create a list to sort
list = [5,2,4,1,18,10,15,1,0];
// sort it!
quicksort(list);| Feature | Supported | Token | Example |
|---|---|---|---|
| Comments | ✓ | // A comment |
|
| Line Comments | ✓ | // | // A comment |
| Semantic Indentation | X |