VladPolskiy/dokuwiki-plugin-captcha
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fix deprecated use of curly braces

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This commit is contained in:
Andreas Gohr
2021-07-22 22:38:01 +02:00
parent 4ec11c6f5b
commit 39bbdaefef
1 changed files with 3 additions and 3 deletions
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6
helper.php
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@ -282,13 +282,13 @@ class helper_plugin_captcha extends DokuWiki_Plugin {
$len = strlen($text);
for($i = 0; $i < $len - 1; $i++) {
$new .= $text{$i};
$new .= $text[$i];
if(!is_numeric($text{$i + 1})) {
if(!is_numeric($text[$i + 1])) {
$new .= $spaces[array_rand($spaces)];
}
}
$new .= $text{$len - 1};
$new .= $text[$len - 1];
return $new;
}