3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); is_numeric($a[1]);

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)
8.3.40.0070.00718.85
8.3.30.0070.00718.89
8.3.20.0040.00420.21
8.3.10.0070.00722.10
8.3.00.0070.00722.27
8.2.170.0110.00322.96
8.2.160.0140.00719.11
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0140.00426.16
8.2.120.0000.00819.36
8.2.110.0060.00320.30
8.2.100.0110.00017.78
8.2.90.0000.00719.23
8.2.80.0000.00917.97
8.2.70.0080.00017.63
8.2.60.0070.00717.65
8.2.50.0080.00018.07
8.2.40.0080.00020.01
8.2.30.0040.00417.99
8.2.20.0070.00017.63
8.2.10.0040.00417.55
8.2.00.0050.00317.68
8.1.270.0080.00022.11
8.1.260.0070.00026.35
8.1.250.0070.00428.09
8.1.240.0140.00322.04
8.1.230.0090.00317.83
8.1.220.0030.00617.74
8.1.210.0060.00318.77
8.1.200.0000.01017.35
8.1.190.0040.00417.41
8.1.180.0000.00818.61
8.1.170.0080.00018.59
8.1.160.0070.00022.18
8.1.150.0030.00718.60
8.1.140.0030.00517.38
8.1.130.0040.00417.73
8.1.120.0000.00817.42
8.1.110.0000.00817.31
8.1.100.0040.00417.27
8.1.90.0040.00417.41
8.1.80.0050.00217.41
8.1.70.0040.00417.29
8.1.60.0030.00617.50
8.1.50.0040.00417.35
8.1.40.0000.00817.34
8.1.30.0000.00717.45
8.1.20.0000.00917.62
8.1.10.0030.00517.41
8.1.00.0000.00717.42
8.0.300.0040.00420.23
8.0.290.0030.00316.93
8.0.280.0050.00318.36
8.0.270.0040.00417.22
8.0.260.0030.00316.68
8.0.250.0000.00716.97
8.0.240.0000.00716.89
8.0.230.0040.00416.91
8.0.220.0000.00716.85
8.0.210.0030.00316.84
8.0.200.0030.00316.85
8.0.190.0000.00816.85
8.0.180.0000.00816.92
8.0.170.0000.00916.92
8.0.160.0040.00416.93
8.0.150.0100.00016.80
8.0.140.0070.00016.87
8.0.130.0030.00313.37
8.0.120.0030.00616.73
8.0.110.0040.00416.77
8.0.100.0000.00716.88
8.0.90.0040.00416.85
8.0.80.0090.00616.81
8.0.70.0000.00716.92
8.0.60.0050.00316.84
8.0.50.0040.00416.71
8.0.30.0140.00717.05
8.0.20.0090.00817.40
8.0.10.0070.00016.98
8.0.00.0120.00516.75
7.4.330.0020.00215.00
7.4.320.0070.00016.33
7.4.300.0070.00016.58
7.4.290.0070.00016.34
7.4.280.0000.00716.36
7.4.270.0030.00316.35
7.4.260.0000.00716.54
7.4.250.0070.00016.44
7.4.240.0010.00616.40
7.4.230.0000.00616.59
7.4.220.0070.01016.64
7.4.210.0090.00716.55
7.4.200.0040.00416.43
7.4.190.0070.00016.62
7.4.160.0120.00816.23
7.4.150.0150.00317.40
7.4.140.0110.01017.86
7.4.130.0050.01216.38
7.4.120.0140.00416.39
7.4.110.0060.01016.44
7.4.100.0030.01416.37
7.4.90.0030.01316.45
7.4.80.0090.00619.39
7.4.70.0140.00316.26
7.4.60.0110.00716.34
7.4.50.0080.00016.29
7.4.40.0030.01022.77
7.4.30.0110.00516.28
7.4.00.0000.01615.05
7.3.330.0000.00713.09
7.3.320.0000.00513.17
7.3.310.0000.00716.10
7.3.300.0060.00016.27
7.3.290.0030.01016.30
7.3.280.0080.00916.29
7.3.270.0090.00917.40
7.3.260.0120.00616.33
7.3.250.0140.00516.23
7.3.240.0120.00616.41
7.3.230.0120.00916.39
7.3.210.0100.00716.44
7.3.200.0090.00619.39
7.3.190.0060.01216.54
7.3.180.0070.01016.23
7.3.170.0080.00816.37
7.3.160.0100.00616.51
7.3.120.0060.01214.71
7.3.110.0030.01414.56
7.3.100.0070.00714.85
7.3.90.0000.00914.96
7.3.80.0070.00414.69
7.3.70.0130.00014.85
7.3.60.0030.01314.86
7.3.50.0070.00714.55
7.3.40.0070.00714.58
7.3.30.0090.00914.52
7.3.20.0090.00316.52
7.3.10.0040.00816.77
7.3.00.0100.00716.57
7.2.330.0100.01316.68
7.2.320.0060.00916.49
7.2.310.0180.00616.30
7.2.300.0030.01316.58
7.2.290.0110.00516.48
7.2.240.0040.00715.14
7.2.230.0000.01515.00
7.2.220.0100.00714.88
7.2.210.0090.00614.72
7.2.200.0000.01115.02
7.2.190.0030.01214.59
7.2.180.0070.01014.92
7.2.170.0070.01015.01
7.2.160.0100.00614.89
7.2.150.0090.00616.80
7.2.140.0070.01016.82
7.2.130.0060.00616.82
7.2.120.0000.01616.90
7.2.110.0070.01016.82
7.2.100.0120.00316.77
7.2.90.0090.00616.78
7.2.80.0100.00316.85
7.2.70.0070.00716.79
7.2.60.0100.00716.53
7.2.50.0030.01316.71
7.2.40.0090.00616.64
7.2.30.0090.00316.54
7.2.20.0040.01116.64
7.2.10.0070.00716.98
7.2.00.0080.00518.01
7.1.330.0070.00715.47
7.1.320.0040.01215.56
7.1.310.0030.01315.83
7.1.300.0070.00715.91
7.1.290.0030.00715.47
7.1.280.0070.01015.72
7.1.270.0070.00715.52
7.1.260.0070.01015.78
7.1.250.0060.00615.76
7.1.100.0610.01015.69
7.1.70.0060.00917.22
7.1.60.0040.00817.27
7.1.50.0030.01016.80
7.1.00.0000.03722.33
7.0.200.0000.01016.82
7.0.140.0030.07721.95
7.0.60.0070.08019.98
7.0.50.0000.08717.86
7.0.40.0070.08320.30
7.0.30.0270.05720.30
7.0.20.0130.04320.18
7.0.10.0030.05720.13
7.0.00.0030.04719.99
5.6.280.0070.07020.89
5.6.210.0200.07320.56
5.6.200.0030.04018.21
5.6.190.0100.05320.43
5.6.180.0130.05320.77
5.6.170.0170.04320.62
5.6.160.0070.04720.53
5.6.150.0070.05318.21
5.6.140.0070.06318.19
5.6.130.0070.03718.16
5.6.120.0100.06721.09
5.6.110.0070.08720.95
5.6.100.0170.07020.97
5.6.90.0170.07020.99
5.6.80.0070.08320.36
5.5.350.0030.03320.38
5.5.340.0070.08017.98
5.5.330.0100.09720.19
5.5.320.3230.04020.24
5.5.310.0400.06320.31
5.5.300.0070.04317.90
5.5.290.0030.04017.90
5.5.280.0070.04020.81
5.5.270.0030.04320.73
5.5.260.0030.04720.84
5.5.250.0070.09020.57
5.5.240.0030.07320.15
5.4.450.1370.03719.21
5.4.440.0530.04319.42
5.4.430.0170.04719.42
5.4.420.0130.06319.35
5.4.410.0030.06018.96
5.4.400.0030.06018.77
5.4.390.0170.07318.66
5.4.380.0100.05318.67
5.4.370.0400.05318.65
5.4.360.0370.05018.60
5.4.350.0050.03811.97
5.4.340.0110.05511.97
5.4.320.0060.03612.45
5.4.310.0070.03812.45
5.4.300.0070.05112.45
5.4.290.0040.03912.45
5.4.280.0050.03812.35
5.4.270.0030.04112.35
5.4.260.0060.03712.35
5.4.250.0080.04112.35
5.4.240.0050.03912.34
5.4.230.0070.04212.34
5.4.220.0050.03612.34
5.4.210.0070.04212.34
5.4.200.0060.03912.34
5.4.190.0030.05718.73
5.4.180.0100.07718.66
5.4.170.0100.05318.66
5.4.160.0330.04318.82
5.4.150.0130.05718.76
5.4.140.0100.06016.23
5.4.130.0200.04716.47
5.4.120.0200.05716.48
5.4.110.0130.05716.49
5.4.100.0200.05716.23
5.4.90.0100.04716.50
5.4.80.0130.06016.48
5.4.70.0130.04716.37
5.4.60.0170.06016.21
5.4.50.0270.04016.39
5.4.40.0100.06316.32
5.4.30.0100.07016.17
5.4.20.0130.06316.50
5.4.10.0100.06316.47
5.4.00.0100.04715.74
5.3.290.0040.04012.80
5.3.280.0110.04812.71
5.3.270.0070.07714.38
5.3.260.0030.06714.64
5.3.250.0070.06314.63
5.3.240.0070.07014.60
5.3.230.0230.06014.61
5.3.220.0100.06014.40
5.3.210.0100.05714.41
5.3.200.0130.07014.49
5.3.190.0170.06014.55
5.3.180.0100.07014.57
5.3.170.0200.06314.32
5.3.160.0100.05314.57
5.3.150.0030.05314.26
5.3.140.0070.05714.55
5.3.130.0000.06014.70
5.3.120.0130.06314.64
5.3.110.0030.06314.59
5.3.100.0030.05714.18
5.3.90.0100.04714.03
5.3.80.0130.06013.96
5.3.70.0130.04314.17
5.3.60.0030.06013.93
5.3.50.0130.05013.89
5.3.40.0000.05713.79
5.3.30.0170.05714.00
5.3.20.0130.06313.57
5.3.10.0130.05013.56
5.3.00.0170.05713.55
5.2.170.0070.04311.07
5.2.160.0030.06311.25
5.2.150.0000.04311.29
5.2.140.0070.05710.90
5.2.130.0100.04011.19
5.2.120.0100.05011.11
5.2.110.0130.04710.88
5.2.100.0070.04011.11
5.2.90.0030.05711.03
5.2.80.0130.04711.24
5.2.70.0130.03311.10
5.2.60.0100.05311.07
5.2.50.0070.05311.02
5.2.40.0100.04011.14
5.2.30.0100.05710.98
5.2.20.0130.05010.97
5.2.10.0030.05711.02
5.2.00.0030.04310.69
5.1.60.0070.04310.22
5.1.50.0030.03710.03
5.1.40.0000.04310.00
5.1.30.0100.04310.40
5.1.20.0070.03710.17
5.1.10.0130.0339.91
5.1.00.0100.04010.10
5.0.50.0000.0338.63
5.0.40.0070.0238.31
5.0.30.0170.0378.12
5.0.20.0070.0378.16
5.0.10.0100.0338.11
5.0.00.0030.0508.12
4.4.90.0000.0237.49
4.4.80.0000.0337.49
4.4.70.0030.0307.49
4.4.60.0070.0207.49
4.4.50.0000.0307.49
4.4.40.0000.0407.49
4.4.30.0030.0207.49
4.4.20.0000.0337.49
4.4.10.0100.0237.49
4.4.00.0100.0377.49
4.3.110.0070.0307.49
4.3.100.0030.0337.49
4.3.90.0030.0237.49
4.3.80.0070.0437.49
4.3.70.0070.0177.49
4.3.60.0030.0207.49
4.3.50.0030.0277.49
4.3.40.0070.0307.49
4.3.30.0070.0237.49
4.3.20.0030.0307.49
4.3.10.0000.0277.49
4.3.00.0000.01313.18

preferences:
45.59 ms | 400 KiB | 5 Q