3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 1001; $i++) { $var = null; if (empty($var)) { echo $i; } }

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)
8.3.60.0200.00316.38
8.3.50.0080.01322.00
8.3.40.0090.00918.80
8.3.30.0130.00618.92
8.3.20.0080.00020.16
8.3.10.0030.00621.78
8.3.00.0090.00020.90
8.2.180.0000.01916.38
8.2.170.0100.00722.96
8.2.160.0070.00722.26
8.2.150.0100.00624.18
8.2.140.0030.00624.66
8.2.130.0000.00826.16
8.2.120.0040.00717.79
8.2.110.0070.00422.16
8.2.100.0080.00418.22
8.2.90.0000.00819.17
8.2.80.0000.00917.97
8.2.70.0000.01217.38
8.2.60.0040.00817.55
8.2.50.0000.00918.07
8.2.40.0000.00818.22
8.2.30.0000.00817.98
8.2.20.0000.00817.59
8.2.10.0000.00818.05
8.2.00.0080.00017.69
8.1.280.0120.00325.92
8.1.270.0030.00618.85
8.1.260.0000.00926.35
8.1.250.0000.00828.09
8.1.240.0100.00022.75
8.1.230.0060.00617.77
8.1.220.0030.00617.78
8.1.210.0060.00318.77
8.1.200.0030.00717.23
8.1.190.0060.00317.11
8.1.180.0080.00018.10
8.1.170.0000.00818.47
8.1.160.0050.00322.06
8.1.150.0100.00218.79
8.1.140.0000.00919.18
8.1.130.0030.00517.88
8.1.120.0040.00417.38
8.1.110.0040.00417.43
8.1.100.0050.00317.43
8.1.90.0000.00817.25
8.1.80.0080.00017.36
8.1.70.0040.00417.38
8.1.60.0000.00817.56
8.1.50.0030.00617.44
8.1.40.0040.00417.45
8.1.30.0060.00317.57
8.1.20.0000.00817.64
8.1.10.0040.00417.49
8.1.00.0000.00917.29
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0000.00717.22
8.0.260.0000.00717.29
8.0.250.0040.00417.00
8.0.240.0040.00416.93
8.0.230.0050.00316.88
8.0.220.0040.00416.83
8.0.210.0040.00416.72
8.0.200.0000.00716.85
8.0.190.0000.00716.89
8.0.180.0040.00416.86
8.0.170.0050.00516.89
8.0.160.0000.00716.91
8.0.150.0060.00316.73
8.0.140.0050.00916.82
8.0.130.0030.00313.34
8.0.120.0060.00316.83
8.0.110.0040.00416.78
8.0.100.0040.00416.62
8.0.90.0030.00516.89
8.0.80.0180.00016.81
8.0.70.0040.00416.82
8.0.60.0000.00816.87
8.0.50.0080.00016.86
8.0.30.0150.01217.10
8.0.20.0080.01417.40
8.0.10.0040.00416.80
8.0.00.0080.01516.64
7.4.330.0040.00415.03
7.4.320.0070.00016.36
7.4.300.0030.00316.54
7.4.290.0000.00716.39
7.4.280.0080.00316.44
7.4.270.0040.00416.59
7.4.260.0040.00416.34
7.4.250.0080.00016.52
7.4.240.0020.00616.39
7.4.230.0050.00316.34
7.4.220.0130.01016.49
7.4.210.0030.01616.34
7.4.200.0070.00016.36
7.4.160.0160.00616.25
7.4.150.0100.01117.40
7.4.140.0160.00817.86
7.4.130.0170.00816.35
7.4.120.0170.00616.43
7.4.110.0140.00716.52
7.4.100.0170.00416.55
7.4.90.0140.00716.40
7.4.80.0110.01119.39
7.4.70.0130.01016.67
7.4.60.0130.01316.42
7.4.50.0030.00316.62
7.4.40.0000.01816.20
7.4.30.0070.01316.45
7.4.00.0070.00715.03
7.3.330.0000.00613.05
7.3.320.0030.00313.17
7.3.310.0040.00416.26
7.3.300.0080.00016.22
7.3.290.0090.00816.28
7.3.280.0090.01216.30
7.3.270.0160.01117.40
7.3.260.0130.01016.25
7.3.250.0150.01016.54
7.3.240.0190.00316.55
7.3.230.0110.01016.39
7.3.210.0170.00616.15
7.3.200.0070.01319.39
7.3.190.0050.01516.25
7.3.180.0140.00716.36
7.3.170.0100.01616.29
7.3.160.0100.01016.53
7.3.10.0130.00716.30
7.3.00.0110.00416.22
7.2.330.0070.01716.73
7.2.320.0220.00016.71
7.2.310.0110.00916.39
7.2.300.0120.01216.64
7.2.290.0060.01616.72
7.2.130.0090.00816.63
7.2.120.0110.01016.70
7.2.110.0070.01016.67
7.2.100.0130.00616.52
7.2.90.0120.00716.94
7.2.80.0110.00816.67
7.2.70.0100.00716.69
7.2.60.0100.00916.92
7.2.50.0120.01016.83
7.2.40.0110.00716.70
7.2.30.0110.01016.76
7.2.20.0120.00816.79
7.2.10.0130.01016.72
7.2.00.0090.01217.51
7.1.250.0110.00715.38
7.1.200.0000.01315.80
7.1.100.0000.00918.04
7.1.70.0030.00616.97
7.1.60.0170.01019.46
7.1.50.0150.00616.69
7.1.00.0000.08022.45
7.0.200.0070.00715.02
7.0.140.0000.03721.92
7.0.60.0100.08319.91
7.0.50.0100.03717.81
7.0.40.0000.05020.27
7.0.30.0400.07020.13
7.0.20.0300.07720.20
7.0.10.0100.06320.17
7.0.00.0070.08720.08
5.6.210.0000.08020.64
5.6.200.0000.04318.16
5.6.190.0030.05720.39
5.6.180.3400.03720.45
5.6.170.0200.07320.41
5.6.160.0070.07020.49
5.6.150.0100.07318.12
5.6.140.0070.04318.09
5.6.130.0070.04318.08
5.6.120.0070.08320.87
5.6.110.0000.07020.98
5.6.100.0200.07021.12
5.6.90.0100.08020.87
5.6.80.0000.04320.41
5.6.70.4500.03720.37
5.5.350.0300.07720.42
5.5.340.0170.07017.93
5.5.330.0000.04320.40
5.5.320.0230.05320.21
5.5.310.0270.07720.29
5.5.300.0100.08317.94
5.5.290.0130.07018.02
5.5.280.0000.04320.76
5.5.270.0030.07020.72
5.5.260.0070.08720.86
5.5.250.0030.04020.65
5.5.240.0270.08020.18
5.4.450.0670.05319.46
5.4.440.0730.06719.13
5.4.430.1130.06719.63
5.4.420.0900.05319.27
5.4.410.1000.05719.11
5.4.400.0970.06018.81
5.4.390.1000.07318.78
5.4.380.1070.05718.78
5.4.370.0970.05318.51
5.4.360.0830.07018.78
5.4.350.0970.05318.59
5.4.340.0800.07018.58
5.4.320.0870.06318.67
5.4.310.0970.05718.62
5.4.300.0970.06018.64
5.4.290.0930.06018.80
5.4.280.1000.06718.48
5.4.270.0900.06318.58
5.4.260.1100.05018.69
5.4.250.1000.05018.64
5.4.240.1030.05018.71
5.4.230.1000.05018.63
5.4.220.1000.05718.63
5.4.210.0930.06018.48
5.4.200.0930.06716.49
5.4.190.1030.05718.48
5.4.180.0970.05318.56
5.4.170.1000.06318.56
5.4.160.0970.06018.60
5.4.150.1030.06018.60
5.4.140.1000.06016.22
5.4.130.0970.05716.15
5.4.120.0830.06016.19
5.4.110.1000.05316.05
5.4.100.1070.07016.12
5.4.90.1000.07716.08
5.4.80.1030.05016.04
5.4.70.1030.05716.27
5.4.60.1070.06716.13
5.4.50.0870.06016.27
5.4.40.0930.05316.29
5.4.30.0870.05715.98
5.4.20.1070.04716.13
5.4.10.0970.05316.05
5.4.00.1130.05015.75
5.3.290.1170.07714.57
5.3.280.0970.06314.48
5.3.270.1030.05014.59
5.3.260.1030.05714.59
5.3.250.1070.05314.61
5.3.240.0930.07014.51
5.3.230.0970.05314.60
5.3.220.1000.05014.47
5.3.210.0900.05314.58
5.3.200.1000.04314.49
5.3.190.1130.04714.49
5.3.180.0870.06014.52
5.3.170.1000.04714.64
5.3.160.0870.06014.48
5.3.150.1100.04314.48
5.3.140.0970.05314.60
5.3.130.1000.05314.52
5.3.120.0900.07314.45
5.3.110.0930.06714.61
5.3.100.1000.05313.95
5.3.90.0970.05314.02
5.3.80.1000.04713.93
5.3.70.0900.05313.92
5.3.60.0970.04713.91
5.3.50.1030.05313.89
5.3.40.1030.05013.98
5.3.30.0970.05013.87
5.3.20.0870.06013.60
5.3.10.0870.05013.63
5.3.00.0830.05713.53
5.2.170.0830.04711.07
5.2.160.0770.04311.06
5.2.150.0730.04711.16
5.2.140.0830.04011.12
5.2.130.0970.03311.15
5.2.120.0870.04011.01
5.2.110.0930.04311.10
5.2.100.0730.05011.25
5.2.90.0830.05011.15
5.2.80.0800.04711.07
5.2.70.0800.04311.14
5.2.60.0800.05711.08
5.2.50.0900.03710.93
5.2.40.0700.04010.95
5.2.30.0670.04710.92
5.2.20.0570.05010.91
5.2.10.0630.04311.05
5.2.00.0630.04710.70
5.1.60.0700.03310.17
5.1.50.0730.03010.02
5.1.40.0570.0439.95
5.1.30.0600.04010.43
5.1.20.0630.03710.37
5.1.10.0500.04710.27
5.1.00.0600.04710.19
5.0.50.0400.0308.66
5.0.40.0470.0208.40
5.0.30.0330.0478.40
5.0.20.0300.0378.39
5.0.10.0330.0308.18
5.0.00.0370.0478.27
4.4.90.0370.0205.90
4.4.80.0430.0235.82
4.4.70.0400.0275.88
4.4.60.0300.0305.82
4.4.50.0300.0235.91
4.4.40.0300.0335.89
4.4.30.0400.0205.89
4.4.20.0330.0305.87
4.4.10.0300.0305.96
4.4.00.0400.0335.92
4.3.110.0330.0235.83
4.3.100.0300.0275.73
4.3.90.0370.0175.77
4.3.80.0370.0335.78
4.3.70.0270.0305.82
4.3.60.0300.0305.80
4.3.50.0330.0235.85
4.3.40.0330.0335.77
4.3.30.0230.0305.71
4.3.20.0130.0305.71
4.3.10.0200.0235.71
4.3.00.0070.02314.56

preferences:
41.72 ms | 401 KiB | 5 Q