Filters the caption text.

Description

Note: If the caption text is empty, the caption shortcode will not be appended to the image HTML when inserted into the editor.

Passing an empty value also prevents the ‘image_add_caption_shortcode’ Filters from being evaluated at the end of image_add_caption() .

Parameters

$captionstring

The original caption text.

$idint

The attachment ID.

Source

$caption = apply_filters( 'image_add_caption_text', $caption, $id );

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