3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '011'; var_dump($a); var_dump(is_numeric($a)); var_dump(is_int($a)); var_dump(ctype_digit($a)); echo PHP_EOL; $a = 011; var_dump($a); var_dump(is_numeric($a)); var_dump(is_int($a)); var_dump(ctype_digit($a)); echo PHP_EOL; $a = '11'; var_dump($a); var_dump(is_numeric($a)); var_dump(is_int($a)); var_dump(ctype_digit($a));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0150.00418.56
8.3.50.0070.01121.91
8.3.40.0120.00318.82
8.3.30.0080.00518.92
8.3.20.0070.00020.18
8.3.10.0040.00421.68
8.3.00.0000.00818.89
8.2.180.0090.00918.41
8.2.170.0140.00422.96
8.2.160.0120.00322.20
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0000.00921.00
8.2.110.0110.01122.24
8.2.100.0060.00617.84
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0040.00717.13
8.2.60.0040.00417.80
8.2.50.0000.00918.07
8.2.40.0080.00019.88
8.2.30.0000.00819.84
8.2.20.0000.00717.68
8.2.10.0000.00718.00
8.2.00.0000.00717.55
8.1.280.0110.00725.92
8.1.270.0030.00618.77
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0070.01023.83
8.1.230.0080.00419.16
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0060.00318.44
8.1.160.0040.00421.94
8.1.150.0040.00418.87
8.1.140.0060.00319.08
8.1.130.0000.00717.69
8.1.120.0080.00017.23
8.1.110.0040.00417.42
8.1.100.0040.00417.28
8.1.90.0040.00417.38
8.1.80.0040.00417.32
8.1.70.0040.00417.37
8.1.60.0030.00517.57
8.1.50.0000.01217.46
8.1.40.0080.00017.49
8.1.30.0000.00817.56
8.1.20.0060.00317.52
8.1.10.0040.00417.49
8.1.00.0040.00417.36
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0030.00317.25
8.0.260.0030.00317.24
8.0.250.0030.00316.90
8.0.240.0070.00016.73
8.0.230.0000.00716.84
8.0.220.0020.00516.84
8.0.210.0040.00416.81
8.0.200.0060.00016.75
8.0.190.0030.00916.86
8.0.180.0040.00416.81
8.0.170.0040.00416.86
8.0.160.0070.00016.70
8.0.150.0030.00416.75
8.0.140.0070.00016.78
8.0.130.0060.00013.21
8.0.120.0000.00816.78
8.0.110.0000.00816.86
8.0.100.0040.00416.88
8.0.90.0040.00416.89
8.0.80.0160.00616.75
8.0.70.0000.00716.69
8.0.60.0000.00816.73
8.0.50.0000.00816.84
8.0.30.0100.01117.05
8.0.20.0110.01017.40
8.0.10.0000.00716.75
8.0.00.0050.01616.53
7.4.330.0060.00015.03
7.4.320.0040.00416.46
7.4.300.0000.00616.48
7.4.290.0030.00316.36
7.4.280.0030.00616.32
7.4.270.0000.00716.46
7.4.260.0030.00616.46
7.4.250.0020.00516.39
7.4.240.0020.00516.43
7.4.230.0070.00016.46
7.4.220.0120.00616.60
7.4.210.0040.01116.53
7.4.200.0030.00316.63
7.4.160.0110.00516.48
7.4.150.0220.00317.40
7.4.140.0150.00517.86
7.4.130.0060.01016.54
7.4.120.0100.00816.38
7.4.110.0210.00416.51
7.4.100.0060.01516.47
7.4.90.0050.01116.41
7.4.80.0160.00319.39
7.4.70.0130.00516.58
7.4.60.0040.01216.30
7.4.50.0000.00416.42
7.4.40.0140.00416.60
7.4.30.0110.00716.45
7.4.00.0080.00814.69
7.3.330.0030.00312.89
7.3.320.0000.00513.11
7.3.310.0000.00715.93
7.3.300.0000.00616.12
7.3.290.0080.00716.09
7.3.280.0100.00716.13
7.3.270.0130.01017.40
7.3.260.0100.01316.25
7.3.250.0150.00316.37
7.3.240.0080.00816.09
7.3.230.0100.01016.39
7.3.210.0120.00916.25
7.3.200.0130.00919.39
7.3.190.0140.00316.55
7.3.180.0110.00416.00
7.3.170.0030.01916.47
7.3.160.0140.00916.23
7.2.330.0050.01416.59
7.2.320.0030.01416.23
7.2.310.0000.01616.70
7.2.300.0060.00916.34
7.2.290.0060.01316.50
7.2.00.0050.00819.32
7.1.100.0040.00818.16
7.1.70.0000.01416.87
7.1.60.0110.01419.46
7.1.50.0030.00916.89
7.1.00.0030.07022.37
7.0.200.0000.01016.94
7.0.140.0030.03322.09
7.0.60.0030.04719.95
7.0.50.0070.07317.88
7.0.40.0100.09020.12
7.0.30.0270.07020.16
7.0.20.0230.05020.09
7.0.10.0070.07320.01
7.0.00.0000.06020.20
5.6.280.0100.06721.04
5.6.210.0000.04320.76
5.6.200.0030.08718.07
5.6.190.0130.06020.27
5.6.180.0370.05320.67
5.6.170.0170.04320.50
5.6.160.0130.05020.50
5.6.150.0170.06718.20
5.6.140.0030.05718.12
5.6.130.0000.08718.11
5.6.120.0070.04021.14
5.6.110.0070.04321.00
5.6.100.0070.08321.00
5.6.90.0030.08321.10
5.6.80.0100.07720.41
5.5.350.0100.03720.44
5.5.340.0070.04717.96
5.5.330.0030.04720.21
5.5.320.0200.04020.29
5.5.310.0400.05020.30
5.5.300.0030.05717.98
5.5.290.0000.06017.95
5.5.280.0100.08020.96
5.5.270.0000.05020.72
5.5.260.0130.07720.75
5.5.250.0100.07320.57
5.5.240.3900.03320.26
5.4.450.0530.05719.54
5.4.440.0730.05019.62
5.4.430.0170.05019.68
5.4.420.0170.07319.42
5.4.410.0130.05319.42
5.4.400.0070.06319.20
5.4.390.0970.03718.46
5.4.380.0770.05318.72
5.4.370.0700.05718.43
5.4.360.0770.05718.79
5.4.350.0900.04318.47
5.4.340.0970.04718.58
5.4.320.0930.06018.71
5.4.310.0770.05718.77
5.4.300.0800.04718.71
5.4.290.0770.06018.73
5.4.280.0830.05318.54
5.4.270.0800.05718.55
5.4.260.0900.05018.62
5.4.250.0900.05318.71
5.4.240.0970.05018.71
5.4.230.1030.07018.54
5.4.220.0930.05018.63
5.4.210.0930.04718.46
5.4.200.0770.05316.55
5.4.190.0870.06718.63
5.4.180.0930.07318.72
5.4.170.0800.06318.47
5.4.160.0870.05018.45
5.4.150.0830.04718.44
5.4.140.0930.04716.30
5.4.130.0870.04716.06
5.4.120.0870.05316.15
5.4.110.0870.05016.16
5.4.100.0900.05016.06
5.4.90.0930.04716.13
5.4.80.1000.04016.21
5.4.70.0970.04316.23
5.4.60.0900.04716.04
5.4.50.0870.04716.14
5.4.40.0770.05716.23
5.4.30.0770.05316.33
5.4.20.0830.04715.98
5.4.10.0800.05716.03
5.4.00.0900.04715.80
5.3.290.0930.05714.64
5.3.280.0830.06714.55
5.3.270.0930.05314.70
5.3.260.0970.05014.63
5.3.250.1030.04714.60
5.3.240.0930.05714.60
5.3.230.1000.05314.51
5.3.220.1000.05014.53
5.3.210.1000.04714.66
5.3.200.1030.04014.56
5.3.190.0830.06014.47
5.3.180.0830.05714.55
5.3.170.0900.05714.63
5.3.160.1100.04714.63
5.3.150.0870.05014.48
5.3.140.0870.05014.45
5.3.130.1000.05714.53
5.3.120.0830.06314.46
5.3.110.0870.05714.53
5.3.100.0970.04714.02
5.3.90.0830.06013.91
5.3.80.1000.05014.02
5.3.70.0930.06713.98
5.3.60.0900.04313.98
5.3.50.0770.05713.84
5.3.40.0770.05313.91
5.3.30.1200.05013.85
5.3.20.1100.03713.66
5.3.10.0900.04713.57
5.3.00.0800.05013.55
5.2.170.0570.05011.29
5.2.160.0700.04711.10
5.2.150.0770.03711.30
5.2.140.0730.04011.07
5.2.130.0700.04011.25
5.2.120.0630.03711.06
5.2.110.0700.03311.06
5.2.100.0770.04011.05
5.2.90.0600.05011.07
5.2.80.0700.05011.01
5.2.70.0700.03711.05
5.2.60.0600.04311.05
5.2.50.0700.04011.07
5.2.40.0600.03711.00
5.2.30.0630.03711.11
5.2.20.0530.04310.89
5.2.10.0470.04710.90
5.2.00.0600.06010.80
5.1.60.0530.03310.03
5.1.50.0530.04010.00
5.1.40.0570.03310.10
5.1.30.0530.03310.42
5.1.20.0670.04710.50
5.1.10.0570.04010.08
5.1.00.0500.04010.10
5.0.50.0330.0278.55
5.0.40.0230.0338.47
5.0.30.0370.0438.26
5.0.20.0300.0308.29
5.0.10.0330.0278.22
5.0.00.0300.0478.16
4.4.90.0330.0177.38
4.4.80.0300.0207.38
4.4.70.0270.0237.38
4.4.60.0230.0237.38
4.4.50.0370.0207.38
4.4.40.0300.0337.38
4.4.30.0270.0237.38
4.4.20.0270.0237.38
4.4.10.0300.0207.38
4.4.00.0330.0337.38
4.3.110.0300.0207.38
4.3.100.0200.0277.38
4.3.90.0300.0207.38
4.3.80.0330.0307.38
4.3.70.0300.0207.38
4.3.60.0330.0177.38
4.3.50.0300.0207.38
4.3.40.0330.0337.38
4.3.30.0170.0207.38
4.3.20.0300.0177.38
4.3.10.0170.0207.38
4.3.00.0130.0208.78

preferences:
42.19 ms | 401 KiB | 5 Q