Lewuathe · August 1, 2013 13:14
diff --git a/file0.m b/file0.m
 ^(int n) {
    return n + 1;
 };

 int (^plusOne) (int) = ^(int n) {
    return n + 1;
 };
diff --git a/file1.m b/file1.m
 typedef int (^PlusOne)(int);

 PlusOne plusOne = ^(int n) {
    return n + 1;
 };
diff --git a/file2.m b/file2.m
 __block int x = 100;
 void (^print)(void) = ^(void) {
    NSLog("%d", x);
 };
 print();  // 100が表示される
diff --git a/file3.m b/file3.m
 - (void)oneWithFunc:(int (^)(int))func {
    int n = 1;
    return func(n);
 }
diff --git a/file4.m b/file4.m
 [myObject oneWithFunc:^(int n) {
    return n * 2;
 }];

 // 1 * 2で2が返ってくる
	- (void)oneWithFunc:(int (^)(int))func {
	int n = 1;
	return func(n);
	}
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