Five things you must know about PHP7
1. this year's schedule has been released. In PHP 7, the RFC vote has been passed, and PHP 7 will be released in October 2015. Despite some delay, we are glad to announce its release this year. You can
This document describes PHP7 + Nginx configuration and installation in steps, for more information about PHP7 + Nginx configuration and installation, see the following section.
The code is as follows:
Yum install pcre-devel openssl-devel-y
The
PHP7 outlook: What should PHP change. Programmers (generally) define a programming language that they know best or are most often used. I am a PHP programmer, John is a JavaScript programmer, and DHH is a Ruby programmer. students (generally)
Use musleabi on 64-bit Ubuntu14.04 to minimize the cross-compiling Android PHP7 https://bitbucket.org/GregorR/musl-cross/downloads
Crossx86-arm-linux-musleabi-0.9.11.tar.xz (20 MB)
CC = arm-linux-musleabi-gcc \CXX = arm-linux-musleabi-g ++ \AR =
Programmers (generally) are well-defined programming languages that they know best or most often use. I am a PHP programmer, John is a JavaScript programmer, DHH is a ruby programmer, Schwartz and Randall are a Perl programmer. Each of the different
Linux under Laravel configuration data Uniqueness CheckThe resulting SQL query has a syntax error that causes the query to fail because the value queried in the statement generated by laravel name = 123@test.com is not a string and should be
1. a UDF is a code block that can be executed when needed. Function declaration: all functions use the keyword & quot; function () & quot; to start naming functions. the function name should prompt its function. The function name must start with a
The above explains how to use a loop to output a multiplication table, which is logically relatively simple. it focuses on providing you with a method and train of thought for viewing programs and parsing code, do you have any comments or
This chapter is about the definition of variables.
If you have a definition of variables and constants, how many things do you notice? You might think:
How do you define a variable, and how does it differ from languages like C #? Is the variable
1. String Representation
In PHP, a string has three forms: single quotes, double quotation marks, and heredoc.
The PHP manual recommends that you use single quotes strings whenever possible. To escape a variable, use a double quotation mark string.
Guide
PHP 7 is much faster than 5.x, even if only a simple version of the upgrade is already very much, but we still want it to become more and more quickly, then make minor adjustments will be more Fu,let ' s try it!
Prepare
1. Representation of strings
In PHP, there are three representations of strings: single quotes, double quotes, and Heredoc.
The PHP manual suggests that, in general, try to use a single quote string. If you need to escape a variable, use a double
PHP compiler installation is quite simple, and each version is not very different, because the previous version of the compilation of the installation process can also be referenced, of course, it should be noted that each version of the compilation
We've been working to improve PHP7 performance, and last month we were very excited to note that GCC's PGO can bring nearly 10% performance improvements on WordPress.
However, PGO as the name says (Profile guided optimization interested in Google)
1. String Representation In PHP, a string has three forms: single quotes, double quotation marks, and heredoc.The PHP manual recommends that you use single quotes strings whenever possible. To escape a variable, use a double quotation mark string.
The PHP Extension function library is very large. It is officially unofficial. Here we only record some commonly used extensions. For this part, we only record some of the core functions, not a full record. For detailed descriptions of extended
1. String Representation
In PHP, a string has three forms: single quotes, double quotation marks, and heredoc.
The PHP manual recommends that you use single quotes strings whenever possible. To escape a variable, use a double quotation mark
This article introduces the content of PHP to obtain a file suffix 7 methods, has a certain reference value, now share to everyone, the need for friends can refer to
1. $file = ' x.y.z.png '; Echo substr (STRRCHR ($file, '. '), 1); parsing: strrchr
I just installed php7 in ubuntu. I want to add more extensions. After installing the curl extension source code directory {code...} is phpize dependent on anything? The following is my php environment {code...} just installed php7 in ubuntu. I want
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.