what is unicode? where we can use

Unicode is an industry standard designed to allow text and symbols from all of the writing systems of the world to be consistently represented and manipulated by computers. [*]

To give you a real life example, utf-8 is usually used to encode the data in xml documents. In php, you use utf8_encode() to encode the data for xml.

Also, you can use utf-8 encoding for multilingual websites.

Be a part of the DaniWeb community

We're a friendly, industry-focused community of developers, IT pros, digital marketers, and technology enthusiasts meeting, networking, learning, and sharing knowledge.