In PHP, you can use the date() function to convert, the syntax is "date("Y-m-d",time())". The time() function can return a timestamp of the current time, and the date() function can format the timestamp through the format character (the value of the first parameter) and convert it into a date in the specified format.
The operating environment of this tutorial: windows7 system, PHP version 8.1, DELL G3 computer
In php, the time() function is used Gets the current time in seconds since the Unix epoch (January 1 1970 00:00:00 GMT).
Returns an integer containing the Unix timestamp of the current time.
So how to convert the timestamp of the current time obtained by the time() function into a date in the format of year, month and day?
In PHP, you can use date() for conversion. date() can format the timestamp and convert it into a date in the specified format through the format character (first parameter). If you want to convert the time() timestamp to year, month and day format, the first parameter of date() needs to be controlled by the following characters:format Character
| DescriptionReturn value example | |
|---|---|---|
| 日 | ------ | |
| d | The day of the month, a 2-digit number with leading zeros01 to31 | |
| Day of the month, no leading zero | 1 | To 31 |
| --- | --- | |
| Month, complete text format, such as January or March | January | to December |
| The month represented by numbers, with leading zeros | 01 | To 12 |
| The three-letter month | Jan | toDec |
| numeric month, without leading zeros | 1 | to12 |
| --- | - --||
| 4-digit complete year | For example:1999 | or2003 |
| 2-digit year | For example:99 | or03 |
Example:
<?php
header('content-type:text/html;charset=utf-8');
$t=time();
echo "当前时间戳为：".$t . "<br>";
echo "时间戳转为年月日格式：".date("Y-m-d",$t);
?>
Year, month, and day characters can be freely combined as needed: 
<?php
header('content-type:text/html;charset=utf-8');
$t=time();
echo "当前时间戳为：".$t . "<br>";
echo "时间戳转为年月日格式：".date("Y-m-d",$t). "<br>";
echo "时间戳转为年月日格式：".date("Y-m-j",$t). "<br>";
echo "时间戳转为年月日格式：".date("Y-n-d",$t). "<br>";
echo "时间戳转为年月日格式：".date("Y F d",$t). "<br>";
echo "时间戳转为年月日格式：".date("Y M d",$t). "<br>";
?>
Recommended learning: "PHP Video Tutorial
The above is the detailed content of How to convert time() value to year, month and day in php. For more information, please follow other related articles on the PHP Chinese website!
ACID vs BASE Database: Differences and when to use each.Mar 26, 2025 pm 04:19 PMThe article compares ACID and BASE database models, detailing their characteristics and appropriate use cases. ACID prioritizes data integrity and consistency, suitable for financial and e-commerce applications, while BASE focuses on availability and
PHP Secure File Uploads: Preventing file-related vulnerabilities.Mar 26, 2025 pm 04:18 PMThe article discusses securing PHP file uploads to prevent vulnerabilities like code injection. It focuses on file type validation, secure storage, and error handling to enhance application security.
PHP Input Validation: Best practices.Mar 26, 2025 pm 04:17 PMArticle discusses best practices for PHP input validation to enhance security, focusing on techniques like using built-in functions, whitelist approach, and server-side validation.
PHP API Rate Limiting: Implementation strategies.Mar 26, 2025 pm 04:16 PMThe article discusses strategies for implementing API rate limiting in PHP, including algorithms like Token Bucket and Leaky Bucket, and using libraries like symfony/rate-limiter. It also covers monitoring, dynamically adjusting rate limits, and hand
PHP Password Hashing: password_hash and password_verify.Mar 26, 2025 pm 04:15 PMThe article discusses the benefits of using password_hash and password_verify in PHP for securing passwords. The main argument is that these functions enhance password protection through automatic salt generation, strong hashing algorithms, and secur
OWASP Top 10 PHP: Describe and mitigate common vulnerabilities.Mar 26, 2025 pm 04:13 PMThe article discusses OWASP Top 10 vulnerabilities in PHP and mitigation strategies. Key issues include injection, broken authentication, and XSS, with recommended tools for monitoring and securing PHP applications.
PHP XSS Prevention: How to protect against XSS.Mar 26, 2025 pm 04:12 PMThe article discusses strategies to prevent XSS attacks in PHP, focusing on input sanitization, output encoding, and using security-enhancing libraries and frameworks.
PHP Interface vs Abstract Class: When to use each.Mar 26, 2025 pm 04:11 PMThe article discusses the use of interfaces and abstract classes in PHP, focusing on when to use each. Interfaces define a contract without implementation, suitable for unrelated classes and multiple inheritance. Abstract classes provide common funct
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
SublimeText3 Chinese version
Chinese version, very easy to use
Atom editor mac version download
The most popular open source editor
VSCode Windows 64-bit Download
A free and powerful IDE editor launched by Microsoft
Zend Studio 13.0.1
Powerful PHP integrated development environment
DVWA
Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is very vulnerable. Its main goals are to be an aid for security professionals to test their skills and tools in a legal environment, to help web developers better understand the process of securing web applications, and to help teachers/students teach/learn in a classroom environment Web application security. The goal of DVWA is to practice some of the most common web vulnerabilities through a simple and straightforward interface, with varying degrees of difficulty. Please note that this software
