stream_get_filters()

(PHP 5, PHP 7)

获取已注册的数据流过滤器列表

说明

获取当前运行系统中已注册的数据流过滤器列表。

返回值

返回一个包含所有有效的数据流过滤器名字的索引数组。

范例

使用stream_get_filters()

以上例程的输出类似于：

Array (
  [0] => string.rot13
  [1] => string.toupper
  [2] => string.tolower
  [3] => string.base64
  [4] => string.quoted-printable
)

参见

• stream_filter_register()Register a user defined stream filter
• stream_get_wrappers()获取已注册的流类型

Filters to be used within the convert filter are base64-encode, base64-decode, quoted-printable-encode and quoted-printable-decode. Note: those are not in the string filter, as currently reported by the manual!
Example usage is:

Or