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php array为空的判断 - C/C++ - 清泛网 - 专注C/C++及内核技术
php array为空的判断如何判断PHP数组是否为空PHP判断数组为空首选方法：count($arr),size($arr);$arr= array("");echo count($arr);echo size($arr); 输出1...如何判断PHP数组是否为空
PHP判断数组为空首选方法：count($arr), size($arr);
$arr= array("");
ec...
PHP完美实现GIF动画缩略图 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP完美实现GIF动画缩略图缩略图是个很常用的功能。它的实现并不复杂，但如果原图是GIF动画的话，问题就会变得繁琐一点，下面通过一个取自CS警匪游戏的GIF动画来说明...缩略图是个很常用的功能。它的实现并不复杂，但如果...
PHP获取图片颜色值的方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP获取图片颜色值的方法本例讲述了PHP实现获取图片颜色值的方法，PHP获取图片颜色值检测图片主要颜色是通过imagecreatefromjpeg函数读取图片，再循环获得各个颜色...本例讲述了PHP实现获取图片颜色值的方法，PHP获取图片颜色值...
php 7.3 安装gd最简单的方式 - 更多技术 - 清泛网 - 专注C/C++及内核技术
php 7.3 安装gd最简单的方式php_install_gd网上都是源码安装依赖，然后php源码安装的步骤，其实没那么复杂，包安装直接搞定：apt-get install php7 3-gd网上都是源码安装依赖，然后php源码安装的步骤，其实没那么复杂，包安装直接搞定...
PHP filesize MB/KB conversion [duplicate]
How can I convert the output of PHP's filesize() function to a nice format with MegaBytes, KiloBytes etc?
12 Answers
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PHP and MySQL - how to avoid password in source code? [duplicate]
I have a small PHP application storing data in a MySQL database. Currently username / password are hard-coded in the PHP code. A situation I do not really like, for example, since the code is also available in a repository.
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how to delete all cookies of my website in php
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PHP setcookie()
Taken from that page, this will unset all of the cookies for your domain:
// unset cookies
if (isset($_SERVER['HTTP_COOKIE'])) {
$cookies = explode(';', $_SERVER['HTTP_COOKIE']);
foreach($cookies as ...
Flat file databases [closed]
...at are the best practices around creating flat file database structures in PHP?
11 Answers
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When to use self over $this?
In PHP 5, what is the difference between using self and $this ?
23 Answers
23
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how do I use the grep --include option for multiple file types?
... --include flags. This works for me:
grep -r --include=*.html --include=*.php --include=*.htm "pattern" /some/path/
However, you can do as Deruijter suggested. This works for me:
grep -r --include=*.{html,php,htm} "pattern" /some/path/
Don't forget that you can use find and xargs for this so...