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.
June 12-16, 2017. How and Why 13-24 Year-Olds Use Instagram. Instagram plays a significant role in the lives of Millennials and Gen-Z. As they learn about the world, discover their passions, connect with friends, and find more communities to tap into, they consistently rely on visual language and storytelling.