diff options
| -rw-r--r-- | groovy.html.markdown | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/groovy.html.markdown b/groovy.html.markdown index 519f36ce..c80fcc89 100644 --- a/groovy.html.markdown +++ b/groovy.html.markdown @@ -200,6 +200,14 @@ def y = 10 def x = (y > 1) ? "worked" : "failed" assert x == "worked" +//Groovy supports 'The Elvis Operator' too! +//Instead of using the ternary operator: + +displayName = user.name ? user.name : 'Anonymous' + +//We can write like this: +displayName = user.name ?: 'Anonymous' + //For loop //Iterate over a range def x = 0 @@ -422,6 +430,3 @@ Join a [Groovy user group](http://www.groovy-lang.org/usergroups.html) [1] http://roshandawrani.wordpress.com/2010/10/18/groovy-new-feature-closures-can-now-memorize-their-results/ [2] http://www.solutionsiq.com/resources/agileiq-blog/bid/72880/Programming-with-Groovy-Trampoline-and-Memoize [3] http://mrhaki.blogspot.mx/2011/05/groovy-goodness-cache-closure-results.html - - - |