'42' is numeric
1337 is numeric
1337 is numeric
'0x539' is NOT numeric
1337 is numeric
'02471' is numeric
'02491' is numeric
1337 is numeric
'0b10100111001' is NOT numeric
1337.0 is numeric
'1337e0' is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.1 is numeric

Output for 7.0.2 - 7.0.20

'42' is numeric
1337 is numeric
1337 is numeric
'0x539' is NOT numeric
1337 is numeric
'02471' is numeric
'02491' is numeric
1337 is numeric
'0b10100111001' is NOT numeric
1337.0 is numeric
'1337e0' is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.0999999999999996 is numeric

Output for 7.0.0 - 7.0.1

'42' is numeric
1337 is numeric
1337 is numeric
'0x539' is NOT numeric
1337 is numeric
'02471' is numeric
'02491' is numeric
1337 is numeric
'0b10100111001' is NOT numeric
1337 is numeric
'1337e0' is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.0999999999999996 is numeric

Output for 5.4.22 - 5.4.45, 5.5.6 - 5.6.28

'42' is numeric
1337 is numeric
1337 is numeric
'0x539' is numeric
1337 is numeric
'02471' is numeric
'02491' is numeric
1337 is numeric
'0b10100111001' is NOT numeric
1337 is numeric
'1337e0' is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.0999999999999996 is numeric

Output for 5.4.0 - 5.4.21, 5.5.0 - 5.5.5

'42' is numeric
1337 is numeric
1337 is numeric
'0x539' is numeric
1337 is numeric
'02471' is numeric
'02491' is numeric
1337 is numeric
'0b10100111001' is NOT numeric
1337 is numeric
'1337e0' is numeric
'not numeric' is NOT numeric
array (
) is NOT numeric
9.1 is numeric

Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29

Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/l3B5M on line 10
Process exited with code 255.