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.
2. Use popular hashtags. Depending on the industry youâre in, there are popular Instagram hashtags that can be used to get more visibility on your photos. The best way to discover popular hashtags for your industry is to use Google, of course! A simple Google search will tell you all you need to know.