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Fix deprecation warning in PHP 8.2 when $output is null

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This commit is contained in:
Kijin Sung 2023-05-01 02:59:45 +09:00
parent 58ce0defca
commit 7d88e532c9
1 changed files with 4 additions and 0 deletions
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4
classes/display/DisplayHandler.class.php
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@ -182,6 +182,10 @@ class DisplayHandler extends Handler
{
return;
}
if ($output === null)
{
$output = '';
}
// Print debug information.
$debug_output = '';