How to use date() function in php to get the current time? This article will give you a detailed introduction to how PHP uses the date() function to obtain the current time. I hope it will be helpful to you.
#The date() function can convert the obtained timestamp into a more readable date and time format. When a timestamp is not customized in the date() function, the current date and time will be used.
Let’s take a look at a simple example of using the date() function to get the current date:
<?php header("content-type:text/html;charset=utf-8"); date_default_timezone_set("PRC");//设置时区 echo "当前时间为:"; $today = date("Y-m-d D h:i:s A "); echo $today; ?>
Output result:
Use the date() function to set various output date formats, example:
<?php header("content-type:text/html;charset=utf-8"); date_default_timezone_set("PRC");//设置时区 echo date("Y/m/d") . "<br>"; echo date("y/m/d") . "<br><br>"; echo date("Y-m-d") . "<br>"; echo date("y-m-d") . "<br><br>"; echo date("Y.m.d") . "<br>"; echo date("y.m.d") . "<br><br>"; ?>
Rendering:
Description: Commonly used date-related format characters in format strings
Character y: represents a two-digit year (example: 08).
Character m: represents the month (from 01 to 12).
Character d: represents a day of the month (from 01 to 31).
Character Y: represents the four-digit year (for example: 2008).
Character M: Represents the English abbreviation of the current month (from Jan to Dec).
Character D: Indicates the day of the week (from Mon to Sun).
Joiners: You can add additional visual formatting by separating parts of the date by inserting other characters such as hyphens (-), dots (.), slashes (/), or spaces.
Using the date() function, you can also set various output time formats, for example:
<?php date_default_timezone_set("PRC");//设置时区 echo date("h:i:s") . "<br><br>"; echo date("M,d,Y h:i:s A") . "<br><br>"; echo date("h:i a"); ?>
Rendering:
Description:
Character h: represents the hour in 12-hour format (from 01 to 12).
Character H: Represents the hour in 24-hour format (from 00 to 23).
Character i: indicates minutes (from 00 to 59).
Character s: Represents the number of seconds (from 00 to 59).
Character a: Output lowercase am (morning) and pm (afternoon).
Character A: Output uppercase AM (morning) and PM (afternoon).
Summary: The above is the entire content of this article, I hope it will be helpful to everyone's study.
The above is the detailed content of How to use date() function in php to get the current time. For more information, please follow other related articles on the PHP Chinese website!

PHP is widely used in e-commerce, content management systems and API development. 1) E-commerce: used for shopping cart function and payment processing. 2) Content management system: used for dynamic content generation and user management. 3) API development: used for RESTful API development and API security. Through performance optimization and best practices, the efficiency and maintainability of PHP applications are improved.

PHP makes it easy to create interactive web content. 1) Dynamically generate content by embedding HTML and display it in real time based on user input or database data. 2) Process form submission and generate dynamic output to ensure that htmlspecialchars is used to prevent XSS. 3) Use MySQL to create a user registration system, and use password_hash and preprocessing statements to enhance security. Mastering these techniques will improve the efficiency of web development.

PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.

PHP is still dynamic and still occupies an important position in the field of modern programming. 1) PHP's simplicity and powerful community support make it widely used in web development; 2) Its flexibility and stability make it outstanding in handling web forms, database operations and file processing; 3) PHP is constantly evolving and optimizing, suitable for beginners and experienced developers.

PHP remains important in modern web development, especially in content management and e-commerce platforms. 1) PHP has a rich ecosystem and strong framework support, such as Laravel and Symfony. 2) Performance optimization can be achieved through OPcache and Nginx. 3) PHP8.0 introduces JIT compiler to improve performance. 4) Cloud-native applications are deployed through Docker and Kubernetes to improve flexibility and scalability.

PHP is suitable for web development, especially in rapid development and processing dynamic content, but is not good at data science and enterprise-level applications. Compared with Python, PHP has more advantages in web development, but is not as good as Python in the field of data science; compared with Java, PHP performs worse in enterprise-level applications, but is more flexible in web development; compared with JavaScript, PHP is more concise in back-end development, but is not as good as JavaScript in front-end development.

PHP and Python each have their own advantages and are suitable for different scenarios. 1.PHP is suitable for web development and provides built-in web servers and rich function libraries. 2. Python is suitable for data science and machine learning, with concise syntax and a powerful standard library. When choosing, it should be decided based on project requirements.

PHP is a scripting language widely used on the server side, especially suitable for web development. 1.PHP can embed HTML, process HTTP requests and responses, and supports a variety of databases. 2.PHP is used to generate dynamic web content, process form data, access databases, etc., with strong community support and open source resources. 3. PHP is an interpreted language, and the execution process includes lexical analysis, grammatical analysis, compilation and execution. 4.PHP can be combined with MySQL for advanced applications such as user registration systems. 5. When debugging PHP, you can use functions such as error_reporting() and var_dump(). 6. Optimize PHP code to use caching mechanisms, optimize database queries and use built-in functions. 7


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Atom editor mac version download
The most popular open source editor

ZendStudio 13.5.1 Mac
Powerful PHP integrated development environment

Safe Exam Browser
Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.

EditPlus Chinese cracked version
Small size, syntax highlighting, does not support code prompt function

Dreamweaver CS6
Visual web development tools