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How can I get enum possible values in a MySQL database?
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PHP Version: $type = $this->mysql->select("SHOW COLUMNS FROM $table WHERE Field = '$field'")[0]["Type"];
– Alessandro.Vegna
Aug 27 '1...
Wi-Fi 是什么的缩写 - 程序人生、谈天论地 - 清泛IT论坛,有思想、有深度
...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…...
How can I sanitize user input with PHP?
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It's a common misconception that user input can be filtered. PHP even has a (now deprecated) "feature", called magic-quotes, that builds on this idea. It's nonsense. Forget about filtering (or cleaning, or whatever people call it).
What you should do, to avoid problems, is quite simpl...
How to generate XML file dynamically using PHP?
...runtime. Please help me in generating the below XML file dynamically using PHP.
7 Answers
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How can I capture the result of var_dump to a string?
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Use output buffering:
<?php
ob_start();
var_dump($someVar);
$result = ob_get_clean();
?>
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Which MySQL datatype to use for an IP address? [duplicate]
...Pv6 addresses you could use a BINARY instead:
`ipv6` BINARY(16)
And use PHP’s inet_pton and inet_ntop for conversion:
'INSERT INTO `table` (`ipv6`) VALUES ("'.mysqli_real_escape_string(inet_pton('2001:4860:a005::68')).'")'
'SELECT `ipv6` FROM `table`'
$ipv6 = inet_pton($row['ipv6']);
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QUERY_STRING、REQUEST_URI、SCRIPT_NAME、PHP_SELF区别 - 更多技术 - 清泛...
QUERY_STRING、REQUEST_URI、SCRIPT_NAME、PHP_SELF区别通过实例说明PHP中QUERY_STRING、REQUEST_URI、SCRIPT_NAME、PHP_SELF区别。实例:
1、http://localhost/aaa/ (打开aaa中的index.php)
$_SERVER['QUERY_STRING'] = "";
$_SERVER['REQUEST_URI'] = "/aaa/";
$_SERVER['SCRIPT_NAME...
PHP学习必看的一些书 - IT书籍推荐 - 清泛网 - 专注C/C++及内核技术
PHP学习必看的一些书对应初学的PHP,应该买什么样的书?到处问人,到处求助? 该文章列举了一些书籍,感觉还行,特此重新整理了一下。觉得有些言过其实了,或...对应初学的PHP,应该买什么样的书?到处问人,到处求助? ...
PHP 安装 ZIP 扩展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP 安装 ZIP 扩展php_zip_extension一、安装libzipcd usr local srcwget https: libzip org download libzip-1 3 2 tar gztar zxf libzip-1 3 2 tar gzcd libzip-1 3 2 configuremake && make install如 一、安装libzip
cd /usr/local/src
wget https://libzip.org/download/libzip-1.3.2.tar.gz
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php出现 Notice: Undefined index: xxx 的解决方法 - 更多技术 - 清泛网 - 专注IT技能提升
php出现 Notice: Undefined index: xxx 的解决方法Php_Notice_Undefined_index方法出现 "Undefined index: xxx "警告的原因:PHP 本身不需要事先声明变量即可直接使用,但是对未声明变量会有提示,最好的办法是使用变量之前先检查变量是否存在。...
