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<?php $count = '1e1'; $count = filter_var($count, FILTER_VALIDATE_INT, ['options' => ['default' => 20, 'min_range' => 1, 'max_range' => 20]]); var_dump($count); if (!$count) { $count = 20; }
based on KSe2B
Output for 7.1.25 - 7.4.0rc4
int(20)