What are the new features of PHP7:

Source: Internet
Author: User
Tags zend

PHP7 on the basis of PHP5 and made a qualitative upgrade, of course, change a lot, I here with my summary of the simple, mainly occurred following these changes:

Removed some of the old features

ZEND engine upgrade to ZEND 3, known as PHP NG

Add abstract syntax trees to make compilation more scientific

INT support for a bit

Unified variable Syntax

of the soundtrack TLS- meaningful for extended development

improvements to the consistency foreach Loop

new <=>,* *,?? , \u{xxxx} operator

Added declaration of return type

Added a scalar type of declaration

The core error can be caught by an exception

Added context-sensitive lexical analysis

What are the new features of PHP7:

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.