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Creating anonymous objects in php
... some years, but I think I need to keep the information up to date!
Since PHP 7 it has been possible to create anonymous classes, so you're able to do things like this:
<?php
class Foo {}
$child = new class extends Foo {};
var_dump($child instanceof Foo); // true
?>
You can ...
Why would one omit the close tag?
I keep reading it is poor practice to use the PHP close tag ?> at the end of the file. The header problem seems irrelevant in the following context (and this is the only good argument so far):
...
Reference assignment operator in PHP, =&
What does the =& (equals-ampersand) assignment operator do in PHP?
4 Answers
4
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PHP屏蔽警告错误，PHP不输出警告错误 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP屏蔽警告错误，PHP不输出警告错误诸如下面这些错误的提示：Warning: file_get_contents( usr local tads htdocs XXXXXX src cache countLoginnum.txt) [function.file-get...诸如下面这些错误的提示：
Warning: file_get_contents(/usr/local/tads/htdocs/XXXXXX/src/cach...
Where does PHP's error log reside in XAMPP?
... your installation folder.
If you haven't changed the error_log setting in PHP (check with phpinfo()), it will be logged to the Apache log.
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Can PNG image transparency be preserved when using PHP's GDlib imagecopyresampled?
The following PHP code snippet uses GD to resize a browser-uploaded PNG to 128x128. It works great, except that the transparent areas in the original image are being replaced with a solid color- black in my case.
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“堵车险”1天最高可补20元 互联网改写保险业 - 资讯 - 清泛网 - 专注C/C++...
...“从用户角度来看，这款产品虽然不能从根本上解决堵车问题，但补贴了用户在堵车时的油费消耗，期望达到”堵车不堵心“的类保险功效。”上海保橙网络科技CEO、OK车险项目负责人齐石表示。
“就算前面没有别的车，我连...
世界那么大 你的钱够去看一圈吗？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...色的景点，你都会有想去看看的冲动吗？如果你想，那么问题来了，世界那么大，有特色的景点那么多，你的钱够去看一圈吗？说到这里，又不得不提到那封“世上最具情怀，没有之一”的辞职信了。
今年4月，一封仅有...
Linux Glibc幽灵漏洞允许黑客远程获取系统权 - 操作系统(内核) - 清泛网 - ...
...数触发。幽灵漏洞是Linux glibc库上出现的一个严重的安全问题，通过该漏洞，攻击者可以在不了解系统的任何情况下远程获取Linux服务器的最高控制权限。glibc是Linux系统中最底层的API，几乎其它任何运行库都会依赖于glibc。glibc除...
Java 调用外部进程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...法正常执行。
后来采用了读入InputStream的方法希望解决问题，可惜还是失败了，程序依然阻塞，无法执行完毕。
百般无奈之下上网搜了搜，归结起来问题就处在异常流和输入流上。网上所列举的方法，或者首先读入异常流...