Join Kevin Skoglund for an in-depth discussion in this video Unicode codepoint escape syntax, part of PHP 7 New Features.
- [Voiceover] In this movie we're gonna talk about…PHP 7's new unicode code point escape syntax.…Before we talk about this syntax…let's first make sure we understand…what a unicode code point is.…A code point is a code that represents a character.…Each one of these codes can identify a letter,…a number, a keyboard symbol…as well as characters in a variety of languages…from Chinese to Greek to Arabic.…And it also includes symbols including…music notes, chess pieces and playing cards.…
And most popular of all, unicode code points…are how you are able to put emoji and emoticons…into your text messages.…Unicode has over 1 million code points…and those are numbered using a hexadecimal system.…If you've never worked with a hexadecimal system before…it means that for each digit instead of just having…the possibilities of zero through nine…after nine we also get A, B, C, D, E and F.…So instead of having 10 possibilities…for each digit, we now have 16.…
It's a base 16 system.…Those 1 million code points can be represented by codes…
- Scalar type and return type declarations
- New operators in PHP 7
- Anonymous classes
- Arrays as constants
- Catchable exceptions and errors
- Integer division with intdiv()
- Deprecations and deletions
Skill Level Intermediate
1. Major Features
3. Deprecations and Deletions
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