Php/docs/filter.configuration
运行时配置
这些函数的行为受 php.ini 中的设置影响。
| 名字 | 默认 | 可修改范围 | 更新日志 |
|---|---|---|---|
| filter.default | "unsafe_raw" | PHP_INI_PERDIR | PHP_INI_ALL in filter <= 0.9.4. Available since PHP 5.2.0. |
| filter.default_flags | NULL | PHP_INI_PERDIR | PHP_INI_ALL in filter <= 0.9.4. Available since PHP 5.2.0. |
有关 PHP_INI_* 样式的更多详情与定义，见 配置可被设定范围。 这是配置指令的简短说明。
filter.defaultstringFilter all
$_GET,$_POST,$_COOKIE,$_REQUESTand$_SERVERdata by this filter. Original data can be accessed through filter_input().Accepts the name of the filter you like to use by default. See the existing filter list for the list of the filter names.
Note:
Be careful about the default flags for the default filters. You should explicitly set them to the value you want. For example, to configure the default filter to behave exactly like htmlspecialchars() you need to set them default flags to 0 as shown below.
Example #1 Configuring the default filter to act like htmlspecialchars
filter.default = full_special_charsfilter.default_flags = 0filter.default_flagsintDefault flags to apply when the default filter is set. This is set to
FILTER_FLAG_NO_ENCODE_QUOTESby default for backwards compatibility reasons. See the flag list for the list of all the flag names.
