大约有 40,000 项符合查询结果(耗时:0.0320秒) [XML]
PHP大潮将至 PHP近年发展分析 - 创意 - 清泛网 - 专注C/C++及内核技术
PHP大潮将至 PHP近年发展分析作者通过自己对PHP近年发展的分析,认为PHP凭借它的简单、开发快速和扩展性强,在企业级应用上会有大的发展前景。您觉得呢?说起PHP近几年的发展,可以说是突飞猛进。EDC在2006年的统计信息表明P...
Setting up a deployment / build / CI cycle for PHP projects
I am a lone developer most of my time, working on a number of big, mainly PHP-based projects. I want to professionalize and automate how changes to the code base are handled, and create a Continuous Integration process that makes the transition to work in a team possible without having to make funda...
file_put_contents - failed to open stream: Permission denied
...to write a query to a file for debugging. The file is in database/execute.php . The file I want to write to is database/queries.php .
...
How do I get a PHP class constructor to call its parent's parent's constructor?
I need to have a class constructor in PHP call its parent's parent's (grandparent?) constructor without calling the parent constructor.
...
Checking if an instance's class implements an interface?
... "Yes!";
}
class_implements() is part of the SPL extension.
See: http://php.net/manual/en/function.class-implements.php
Performance Tests
Some simple performance tests show the costs of each approach:
Given an instance of an object
Object construction outside the loop (100,000 iterations)
_...
PHP获取图片颜色值的方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP获取图片颜色值的方法本例讲述了PHP实现获取图片颜色值的方法,PHP获取图片颜色值检测图片主要颜色是通过imagecreatefromjpeg函数读取图片,再循环获得各个颜色...本例讲述了PHP实现获取图片颜色值的方法,PHP获取图片颜色值...
Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]
... I want to open it up further to include all possible Windows/Apache/MySQL/PHP stacks.
5 Answers
...
Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术
...试产品是否符合标准,导致 802.11 产品间的互通频频出现问题,而联盟的成立就是为了填补这一空缺。联盟还将推广符合 802.11 标准的无线网络技术作为己任,因此他们认为需要一个朗朗上口的名字来代替拗口的专业术语(呃…...
What's the difference between echo, print, and print_r in PHP?
...en debugging
No return value
var_export()
Outputs a human-readable and PHP-executable representation of any one value
Accepts not just strings but other types including arrays and objects, formatting them to be readable
Uses a different output format to both print_r() and var_dump() - resulting ...
Correctly determine if date string is a valid date in that format
...t;format($format) === $date;
}
[Function taken from this answer. Also on php.net. Originally written by Glavić.]
Test cases:
var_dump(validateDate('2013-13-01')); // false
var_dump(validateDate('20132-13-01')); // false
var_dump(validateDate('2013-11-32')); // false
var_dump(validateDate('2...