PHP 5 >= 5.2.0, PHP 7, PHP 8
filter_list - Returns a list of all supported filters
Code Examples

filter_list( ): array


This function has no parameters.

Return Values

Returns an array of names of all supported filters, empty array if there are no such filters. Indexes of this array are not filter IDs, they can be obtained with filter_id from a name instead.

Example of filter_list

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Function filter_list:

Data Filtering Functions

Most used PHP functions