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authorStanley Lim <slim679975@gmail.com>2019-11-21 10:54:24 -0500
committerGitHub <noreply@github.com>2019-11-21 10:54:24 -0500
commit2b1e1cca08eac0d4dc8f685dbe98d80683ca9d3a (patch)
tree460bb7d5cbc1141f8e710e3704f6d03dc25ea193 /objective-c.html.markdown
parentd4c5ff14cc8a0717f68746b4fe84cfb4efbdecf6 (diff)
parentf1d03b0318a43441bb96bfdaabbd914eaa985879 (diff)
Merge pull request #1 from adambard/master
Merging from master.
Diffstat (limited to 'objective-c.html.markdown')
-rw-r--r--objective-c.html.markdown5
1 files changed, 4 insertions, 1 deletions
diff --git a/objective-c.html.markdown b/objective-c.html.markdown
index 04c4e529..de3884af 100644
--- a/objective-c.html.markdown
+++ b/objective-c.html.markdown
@@ -731,7 +731,10 @@ if ([myClass conformsToProtocol:@protocol(CarUtilities)]) {
///////////////////////////////////////
// Blocks are statements of code, just like a function, that are able to be used as data.
// Below is a simple block with an integer argument that returns the argument plus 4.
-int (^addUp)(int n); // Declare a variable to store the block.
+^(int n) {
+ return n + 4;
+}
+int (^addUp)(int n); // Declare a variable to store a block.
void (^noParameterBlockVar)(void); // Example variable declaration of block with no arguments.
// Blocks have access to variables in the same scope. But the variables are readonly and the
// value passed to the block is the value of the variable when the block is created.