Compare arrays, and returns the differences (compare values only, using a user-defined key comparison function) array_udiff_assoc() Compare arrays, and returns the differences (compare keys and values, using a built-in function to compare the keys and a user-defined function to compare the values) array_udiff_uassoc() Compare arrays, and returns the differences (compare keys and values, using two user-defined key comparison functions)
Instagram usage is particularly strong among millennials. This year, there will be 48.2 million millennial Instagram users in the US. By 2019, nearly two-thirds of all millennial smartphone users will use Instagram.
More. Since Instagram launched five years ago Tuesday, more than 40 billion photos have been shared, and the community has amassed more than 400 million users. Currently, the social network averages more than 80 million image uploads and 3.5 billion âlikesâ per day, according to its website.