3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0; var_dump(empty($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)
8.3.40.0240.00819.14
8.3.30.0150.00818.72
8.3.20.0080.00421.05
8.3.10.0050.00921.13
8.3.00.0130.00517.97
8.2.170.0140.00820.82
8.2.160.0150.01120.15
8.2.150.0100.00522.53
8.2.140.0100.00222.51
8.2.130.0080.00424.08
8.2.120.0090.00519.25
8.2.110.0070.00519.23
8.2.100.0040.00919.24
8.2.90.0160.00319.00
8.2.80.0060.00719.27
8.2.70.0070.00818.13
8.2.60.0110.00518.11
8.2.50.0100.00718.46
8.2.40.0090.00618.39
8.2.30.0110.00618.24
8.2.20.0110.00817.96
8.2.10.0100.00819.00
8.2.00.0120.00418.05
8.1.270.0100.00323.06
8.1.260.0090.00424.17
8.1.250.0050.00724.98
8.1.240.0150.00621.05
8.1.230.0120.00719.69
8.1.220.0090.00818.70
8.1.210.0130.00318.72
8.1.200.0100.00817.89
8.1.190.0140.00517.97
8.1.180.0110.00818.28
8.1.170.0120.00518.63
8.1.160.0090.00719.50
8.1.150.0110.00518.47
8.1.140.0090.00438.33
8.1.130.0070.00918.18
8.1.120.0150.00317.80
8.1.110.0120.00617.96
8.1.100.0080.00718.56
8.1.90.0110.00817.89
8.1.80.0080.00517.89
8.1.70.0100.00517.67
8.1.60.0070.01117.75
8.1.50.0090.00817.67
8.1.40.0090.00617.72
8.1.30.0090.00517.82
8.1.20.0100.00718.13
8.1.10.0110.00417.64
8.1.00.0070.00817.60
8.0.300.0080.00518.73
8.0.290.0140.00417.11
8.0.280.0100.00817.80
8.0.270.0070.00617.14
8.0.260.0140.00217.09
8.0.250.0120.00517.30
8.0.240.0140.00217.30
8.0.230.0140.00117.25
8.0.220.0120.00818.12
8.0.210.0130.00616.99
8.0.200.0100.00516.99
8.0.190.0100.00617.00
8.0.180.0110.00416.91
8.0.170.0140.00317.05
8.0.160.0070.00917.45
8.0.150.0110.00516.89
8.0.140.0110.00516.94
8.0.130.0100.00516.06
8.0.120.0100.00717.02
8.0.110.0080.00716.96
8.0.100.0090.00316.90
8.0.90.0100.00316.87
8.0.80.0070.00616.85
8.0.70.0040.00717.06
8.0.60.0070.00416.86
8.0.50.0080.00416.88
8.0.30.0050.00716.91
8.0.20.0090.00516.97
8.0.10.0080.00516.99
8.0.00.0060.00817.13
7.4.330.0110.00615.10
7.4.320.0170.00516.87
7.4.300.0120.00616.56
7.4.290.0090.00816.66
7.4.280.0120.00716.67
7.4.270.0140.00616.63
7.4.260.0150.00515.82
7.4.250.0140.00316.56
7.4.240.0130.00316.61
7.4.230.0090.00516.56
7.4.220.0100.00416.51
7.4.210.0070.00516.53
7.4.200.0080.00416.46
7.4.190.0080.00416.61
7.4.180.0070.00616.71
7.4.160.0060.00716.55
7.4.150.0060.00616.48
7.4.140.0090.00416.43
7.4.130.0100.00316.36
7.4.120.0060.00716.41
7.4.110.0070.00616.36
7.4.100.0070.00616.51
7.4.90.0060.00516.43
7.4.80.0090.00416.37
7.4.70.0060.00616.38
7.4.60.0080.00416.40
7.4.50.0070.00516.33
7.4.40.0090.00416.25
7.4.30.0090.00416.37
7.4.20.0070.00516.39
7.4.10.0070.00616.42
7.4.00.0070.00616.15
7.3.330.0130.00515.59
7.3.320.0130.00415.42
7.3.310.0100.00516.16
7.3.300.0080.00516.30
7.3.290.0080.00516.21
7.3.280.0080.00616.16
7.3.270.0110.00316.16
7.3.260.0080.00516.22
7.3.250.0110.00316.19
7.3.240.0070.00616.15
7.3.230.0100.00316.24
7.3.220.0080.00616.20
7.3.210.0080.00616.21
7.3.200.0080.00516.10
7.3.190.0080.00616.13
7.3.180.0080.00516.15
7.3.170.0090.00516.24
7.3.160.0110.00216.12
7.3.150.0070.00616.16
7.3.140.0080.00416.11
7.3.130.0080.00516.15
7.3.120.0080.00515.79
7.3.110.0100.00415.96
7.3.100.0070.00715.77
7.3.90.0070.00615.99
7.3.80.0080.00515.69
7.3.70.0090.00415.88
7.3.60.0070.00815.75
7.3.50.0090.00415.80
7.3.40.0070.00715.76
7.3.30.0060.00915.65
7.3.20.0160.00616.59
7.3.10.0110.00616.67
7.3.00.0120.00416.72
7.2.340.0090.00516.23
7.2.330.0100.00516.32
7.2.320.0110.00416.33
7.2.310.0090.00616.28
7.2.300.0100.00616.30
7.2.290.0090.00716.26
7.2.280.0100.00516.32
7.2.270.0080.00716.29
7.2.260.0090.00616.28
7.2.250.0100.00616.14
7.2.240.0100.00516.06
7.2.230.0090.00615.98
7.2.220.0090.00516.03
7.2.210.0080.00715.89
7.2.200.0110.00616.04
7.2.190.0100.00715.91
7.2.180.0090.00615.88
7.2.170.0080.00715.94
7.2.160.0120.00515.88
7.2.150.0200.00716.94
7.2.140.0140.00716.91
7.2.130.0130.00717.00
7.2.120.0120.00816.99
7.2.110.0130.00816.99
7.2.100.0120.00817.04
7.2.90.0130.00516.96
7.2.80.0120.00816.97
7.2.70.0150.00717.00
7.2.60.0620.00516.77
7.2.50.0130.00716.90
7.2.40.0180.00616.99
7.2.30.0180.00717.03
7.2.20.0160.00717.00
7.2.10.0190.00617.01
7.2.00.0130.00817.22
7.1.330.0100.00516.34
7.1.320.0090.00516.33
7.1.310.0100.00616.11
7.1.300.0090.00616.03
7.1.290.0100.00516.11
7.1.280.0090.00616.06
7.1.270.0150.00515.96
7.1.260.0130.00715.96
7.1.250.0120.00615.82
7.1.240.0140.00615.82
7.1.230.0130.00615.87
7.1.220.0130.00615.86
7.1.210.0150.00515.89
7.1.200.0140.00415.87
7.1.190.0140.00615.86
7.1.180.0140.00515.81
7.1.170.0120.00715.81
7.1.160.0200.00515.97
7.1.150.0200.00615.90
7.1.140.0200.00715.87
7.1.130.0190.00715.93
7.1.120.0210.00615.89
7.1.110.0180.00715.82
7.1.100.0230.00515.78
7.1.90.0200.00515.79
7.1.80.0200.00715.90
7.1.70.0220.00615.78
7.1.60.0190.00617.10
7.1.50.0210.00618.22
7.1.40.0210.00717.02
7.1.30.0210.00516.98
7.1.20.0180.00817.05
7.1.10.0170.00615.76
7.1.00.0130.01116.13
7.0.330.0120.00615.55
7.0.320.0130.00715.54
7.0.310.0160.00515.50
7.0.300.0140.00515.50
7.0.290.0220.00615.55
7.0.280.0150.00515.54
7.0.270.0180.00615.62
7.0.260.0180.00515.54
7.0.250.0180.00715.63
7.0.240.0200.00615.61
7.0.230.0160.00715.63
7.0.220.0180.00515.56
7.0.210.0180.00715.52
7.0.200.0180.00715.62
7.0.190.0200.00615.51
7.0.180.0280.00715.44
7.0.170.0180.00615.54
7.0.160.0170.00715.49
7.0.150.0210.00515.48
7.0.140.0200.01115.86
7.0.130.0190.00615.49
7.0.120.0210.00916.01
7.0.110.0120.00715.55
7.0.100.0170.01215.74
7.0.90.0150.01215.73
7.0.80.0200.01015.70
7.0.70.0200.01015.64
7.0.60.0160.00915.73
7.0.50.0180.01215.74
7.0.40.0190.00915.81
7.0.30.0210.00915.75
7.0.20.0170.01115.71
7.0.10.0160.01315.77
7.0.00.0180.01215.73
5.6.400.0090.00615.20
5.6.390.0100.00615.21
5.6.380.0100.00715.12
5.6.370.0100.00615.26
5.6.360.0100.00615.24
5.6.350.0110.00515.28
5.6.340.0090.00715.27
5.6.330.0100.00715.27
5.6.320.0120.00515.29
5.6.310.0100.00715.21
5.6.300.0130.01115.60
5.6.290.0100.01115.68
5.6.280.0090.01616.03
5.6.270.0130.01015.69
5.6.260.0110.01115.56
5.6.250.0110.01615.98
5.6.240.0120.01216.00
5.6.230.0120.01216.01
5.6.220.0100.01416.04
5.6.210.0110.01316.02
5.6.200.0080.01916.01
5.6.190.0100.01416.06
5.6.180.0110.01516.04
5.6.170.0110.01616.00
5.6.160.0110.01416.02
5.6.150.0120.01416.06
5.6.140.0120.01316.02
5.6.130.0080.01716.08
5.6.120.0120.01316.00
5.6.110.0120.01415.95
5.6.100.0100.01415.97
5.6.90.0110.01315.98
5.6.80.0120.01115.82
5.6.70.0110.01515.97
5.6.60.0110.01415.92
5.6.50.0100.01715.87
5.6.40.0080.01615.93
5.6.30.0100.01315.92
5.6.20.0100.01515.89
5.6.10.0100.01615.84
5.6.00.0110.01415.81
5.5.380.0120.01315.71
5.5.370.0100.01615.77
5.5.360.0110.01415.57
5.5.350.0100.01715.60
5.5.340.0130.01415.66
5.5.330.0130.01315.58
5.5.320.0120.01315.58
5.5.310.0100.01615.67
5.5.300.0110.01615.65
5.5.290.0100.01415.72
5.5.280.0090.01715.63
5.5.270.0100.01415.66
5.5.260.0110.01215.66
5.5.250.0120.01415.75
5.5.240.0100.01415.69
5.5.230.0120.01415.64
5.5.220.0110.01415.62
5.5.210.0110.01315.67
5.5.200.0110.01515.54
5.5.190.0100.01315.61
5.5.180.0110.01215.55
5.5.170.0100.00615.04
5.5.160.0100.01415.53
5.5.150.0120.01215.53
5.5.140.0110.01515.49
5.5.130.0090.01415.48
5.5.120.0110.01515.51
5.5.110.0100.01515.47
5.5.100.0100.01515.57
5.5.90.0120.01115.60
5.5.80.0110.01315.61
5.5.70.0110.01115.59
5.5.60.0110.01415.57
5.5.50.0110.01415.58
5.5.40.0100.01415.54
5.5.30.0100.01615.57
5.5.20.0110.01515.61
5.5.10.0100.01615.57
5.5.00.0110.01315.53
5.4.450.0100.01213.37
5.4.440.0110.01113.36
5.4.430.0090.01313.40
5.4.420.0100.01113.40
5.4.410.0080.01213.29
5.4.400.0080.01413.28
5.4.390.0090.01313.32
5.4.380.0070.01313.30
5.4.370.0100.01113.28
5.4.360.0110.01213.31
5.4.350.0080.01513.29
5.4.340.0080.01413.30
5.4.330.0080.00412.42
5.4.320.0090.01313.35
5.4.310.0080.01313.36
5.4.300.0100.01013.33
5.4.290.0090.01013.32
5.4.280.0090.01313.35
5.4.270.0110.01213.33
5.4.260.0110.01313.34
5.4.250.0090.01313.26
5.4.240.0090.01313.27
5.4.230.0100.01213.25
5.4.220.0090.01413.20
5.4.210.0090.01213.21
5.4.200.0080.01313.25
5.4.190.0100.01213.22
5.4.180.0100.01313.20
5.4.170.0100.01213.19
5.4.160.0110.01113.22
5.4.150.0090.01313.25
5.4.140.0090.01312.93
5.4.130.0080.01312.96
5.4.120.0080.01312.92
5.4.110.0100.01212.92
5.4.100.0080.01312.96
5.4.90.0070.01312.93
5.4.80.0090.01212.99
5.4.70.0070.01012.95
5.4.60.0060.01412.94
5.4.50.0080.01212.91
5.4.40.0080.01312.93
5.4.30.0090.01312.96
5.4.20.0080.01112.92
5.4.10.0080.01312.96
5.4.00.0070.01212.81
5.3.290.0090.01213.02
5.3.280.0080.01212.92
5.3.270.0090.01312.99
5.3.260.0070.01313.03
5.3.250.0090.01412.95
5.3.240.0090.01112.92
5.3.230.0070.01412.98
5.3.220.0080.01412.86
5.3.210.0090.01212.91
5.3.200.0070.01412.86
5.3.190.0090.01312.91
5.3.180.0090.01312.97
5.3.170.0070.01413.06
5.3.160.0090.01412.98
5.3.150.0100.01212.94
5.3.140.0100.01012.95
5.3.130.0090.01312.99
5.3.120.0080.01212.94
5.3.110.0100.01312.95
5.3.100.0090.01212.81
5.3.90.0090.01312.86
5.3.80.0090.01212.77
5.3.70.0080.01112.71
5.3.60.0090.01312.85
5.3.50.0080.01112.79
5.3.40.0080.01012.80
5.3.30.0090.01212.82
5.3.20.0070.01312.73
5.3.10.0060.01212.65
5.3.00.0090.01312.62

preferences:
60.36 ms | 400 KiB | 5 Q