filter_id Returns the filter ID belonging to a named filter


filter_id

(PHP 5 >= 5.2.0)

filter_idReturns the filter ID belonging to a named filter

说明

int filter_id ( string $filtername )

参数

filtername

Name of a filter to get.

返回值

ID of a filter on success or FALSE if filter doesn't exist.

参见


«  filter_has_var
» filter_input
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