'42' is numeric
1337 is numeric
1337 is numeric
1337 is numeric
1337 is numeric
1337.0 is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.1 is numeric
NULL is NOT numeric
Output for 7.0.2 - 7.0.33
'42' is numeric
1337 is numeric
1337 is numeric
1337 is numeric
1337 is numeric
1337.0 is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.0999999999999996 is numeric
NULL is NOT numeric
Output for 5.6.38 - 5.6.40, 7.0.0 - 7.0.1
'42' is numeric
1337 is numeric
1337 is numeric
1337 is numeric
1337 is numeric
1337 is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.0999999999999996 is numeric
NULL is NOT numeric