PHP Tutorials

This time to bring you laravel 5.5 of the core structure of the diagram, the use of Laravel 5.5 core architecture considerations, the following is the actual case, together to see. Objective This article mainly introduces about the Laravel 5.5 core

This time to bring you the PHP namespace of the namespace keyword, the use of the PHP namespace of the namespace keyword considerations are what, the following is the actual case, together to see. One: The use of namespace keywords and namespace

This article is mainly to share with you PHP judgment semi-smooth, shun son, child instance code, hope to help everyone. judge semi-smooth, CIS, pair public function test () {$var = ' a '; $vars = Explode (', ', $var); $res = "; if ($vars

This time to everyone to bring phpnamespace how to use, the use of phpnamespace Note what, the following is the actual case, together to see. The examples in this paper describe the PHP namespace namespace definition and import use usage. Share to

Functions are a powerful source of PHP, but many PHP functions are not fully utilized. Here, we give you a brief introduction to 10 less common, but very useful functions. 1, Sys_getloadavg () SYS_GETLOADAVT () can obtain the system load condition.

This article mainly share with you the actual application of PHP reflection, based on the reflection of the analysis of classes, interfaces, functions and methods of the internal structure, methods and functions of the parameters, as well as the

When our QQ in the remote login when there will be a message to remind, for security requirements of the Web site, especially in the background management, sometimes need to identify their own account is stolen or if there is another person at the

In this paper, we analyze the static and static methods in the object-oriented PHP call. About their invocation (can be called, how to call), need to figure out where they are stored in memory, so it is very easy to understand. Static properties,

converting a class's interface into another interface that the customer wants, the adapter mode makes it possible to work together because the interface is incompatible and cannot work together. This article is mainly to share with you the adapter

In regular PHP documents and technical books are not generally described in detail, just mentioned that this is a Perl-style string output technology. But now some of the forum procedures, and some of the article system, are clever use of heredoc

This article is mainly to share with you how PHP handles high-precision computing functions, the main and we share the two methods, hope to help everyone. Method 1: PHP provides a binary calculator (binary Calculator) for any mathematical

This article is mainly to share with you the PHP operator and process analysis, hoping to help you have a clearer understanding of the PHP operators and processes. Comparison operators Number of operations 1 types Number

In the case of high concurrency, the operation of the same file can result in data confusion, so you need to do some special processing when working with files, and here are a few solutions to summarize. Hope to help everyone. Scenario One: Use the

Because work requires a visualization of the software running on the Linux side, it is intended to be visualized in Web-based form. The problem is how to seamlessly connect the software in the Web and Linux across platforms, and fortunately see a

We often need to preserve the number of decimal places in PHP development, such as displaying the amount of money usually need to retain two decimal places, in addition to the database can be designed to set the Amount field to decimal (n,2) Form,

Through the background interface can get the small program any page of the QR Code, scan the QR code can be directly into the small program corresponding to the page. The official recommendation is to generate and use small code, which has a better

PHP does not have its own function to obtain a millisecond timestamp, but provides a microtime () function, and if called without optional arguments, this function returns a string in the format "msec sec", where the SEC is from the Unix era (0:00:00

A process is a run-time activity of a program with independent functionality about a data collection. In other words, when the system is scheduling multiple CPUs, a basic unit of the program. The process is not an unfamiliar concept for most

Create a PHP service script that is responsible for crawling communication records such as MQTT and saving them to the database. Usually, we just open a terminal on the server side, you can run the code, to catch the data, but the terminal is closed,

Http_build_query--The request string after generating url-encoded describes string http_build_query (Array formdata [, String Numeric_prefix]) Generates an url-encoded request string using the given array of associations (or subscripts). Parameters