Filters whether to call a shortcode callback.

Description

Returning a non-false value from filter will short-circuit the shortcode generation process, returning that value instead.

Parameters

$outputfalse|string

Short-circuit return value. Either false or the value to replace the shortcode with.

$tagstring

Shortcode name.

$attrarray

Shortcode attributes array, can be empty if the original arguments string cannot be parsed.

$marray

Regular expression match array.

Source

$return = apply_filters( 'pre_do_shortcode_tag', false, $tag, $attr, $m );

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