preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in Drupal\lazyloader\VisibilityChecker::isValidFilename()

Created on 11 October 2022, about 2 years ago

Updated 14 March 2023, almost 2 years ago

Problem/Motivation

Using Image Lazyloader on PHP 8.1 produces the following PHP deprecation message:

Deprecated function: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in Drupal\lazyloader\VisibilityChecker->isValidFilename() (line 92 of modules/contrib/lazyloader/src/VisibilityChecker.php).

Proposed resolution

Fix the deprecation message.

Remaining tasks

Write a patch
Review
Commit

User interface changes

None.

API changes

None.

Data model changes

None.

🐛 Bug report

Status

Needs review

Version

1.0

Component

Code

Created by

🇷🇺Russia qzmenko Novosibirsk

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PHP 8.1
The issue particularly affects sites running on PHP version 8.1.0 or later.

Incomplete comments

Comments & Activities

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It's likely this issue predates Contrib.social: some issue and comment data are missing.

Comment almost 2 years ago →
🇬🇷Greece Christos Diamantis
#6 🐛 preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in Drupal\lazyloader\VisibilityChecker::isValidFilename() Needs review worked for me.
Comment almost 2 years ago →
🇩🇪Germany juves
#6 worked for me too.

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