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<?php $data[] = 0; $data[] = 0.0; $data[] = '0'; $data[] = NULL; $data[] = false; $data[] = true; $data[] = 1; $data[] = 1.1; $data[] = 0.1; $data[] = 'STARTED'; foreach ($data as $value) { if (empty($value) && (string)$value !== '0') { echo var_dump($value) . " is empty\r\n"; } else { echo var_dump($value) . " is not empty\r\n"; } }
Output for git.master, git.master_jit, rfc.property-hooks
int(0) is not empty float(0) is not empty string(1) "0" is not empty NULL is empty bool(false) is empty bool(true) is not empty int(1) is not empty float(1.1) is not empty float(0.1) is not empty string(7) "STARTED" is not empty

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