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<?php $v = 1458; if (is_scalar($v)) { var_dump('scalar', (0 !== strlen($v))); } if (is_array($v)) { var_dump('array', (0 !== count($v))); } var_dump('false');
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
string(6) "scalar" bool(true) string(5) "false"