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.
Instagram Reaches 150 Million Monthly Active Users. Instagram now has 150 million monthly active users with more than 60% of them residing outside of the United States. At last tally in June, the app had 130 million monthly active users. In February, the company reached the 100 million monthly active-users milestone.