Image::ExifTool::TagLookup(3) User Contributed Perl Documentation Image::ExifTool::TagLookup(3)

# [NAME](#NAME)

Image::ExifTool::TagLookup - Fast lookup for ExifTool tags

# [SYNOPSIS](#SYNOPSIS)

This module is required by Image::ExifTool for writing tags.

# [DESCRIPTION](#DESCRIPTION)

Provides a fast, case insensitive lookup for tag names.

# [AUTHOR](#AUTHOR)

Copyright 2003-2026, Phil Harvey (philharvey66 at gmail.com)

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

# [SEE ALSO](#SEE_ALSO)

[**Image::ExifTool**(3pm)](/man/os/exiftool/Image::ExifTool.3pm), [**Image::ExifTool::BuildTagLookup**(3pm)](/man/os/exiftool/Image::ExifTool::BuildTagLookup.3pm), [**Image::ExifTool::TagNames**(3pm)](/man/os/exiftool/Image::ExifTool::TagNames.3pm)

2026-10-28 perl v5.44.0

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Document: Image::ExifTool::TagLookup(3pm) from exiftool 13.60-r0 (Chainguard OS)
Source: https://github.com/exiftool/exiftool