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author | SmuSmu <SmuSmu@users.noreply.github.com> | 2018-10-29 10:38:48 +0100 |
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committer | GitHub <noreply@github.com> | 2018-10-29 10:38:48 +0100 |
commit | 1372607b2ae40edf54fe4d04e3dfd3b789016c8e (patch) | |
tree | 95d30e2ae24ffaf6acb66f671b20e6b75713f0c3 /objective-c.html.markdown | |
parent | 3a41a6006ff421b45ae46a521b900216ac28daf7 (diff) | |
parent | 9317733e2388ccafeea9c331443fe5f42b611390 (diff) |
Merge pull request #1 from adambard/master
ff
Diffstat (limited to 'objective-c.html.markdown')
-rw-r--r-- | objective-c.html.markdown | 5 |
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. |