[英]What does ^{} mean in C?
我遇到了以下代碼片段:
void solve_symbols() {
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
getClass = dlsym(RTLD_DEFAULT, "objc_getClass");
getClassObj = dlsym(RTLD_DEFAULT, "object_getClass");
registerName = dlsym(RTLD_DEFAULT, "sel_registerName");
respondsToSelector = dlsym(RTLD_DEFAULT, "class_respondsToSelector");
msgSend = dlsym(RTLD_DEFAULT, "objc_msgSend");
});
}
可以在這里找到代碼: GitHub:ParasiteLoader / loader.c
^{ getClass = dlsy... }
含義是什么?
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