3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'ef'; print $x++;

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)
8.3.60.0070.00718.43
8.3.50.0100.00618.09
8.3.40.0120.00318.71
8.3.30.0030.01018.97
8.3.20.0040.00420.30
8.3.10.0070.00021.78
8.3.00.0080.00019.19
8.2.180.0180.00418.13
8.2.170.0130.00719.09
8.2.160.0100.00322.96
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0000.00826.16
8.2.120.0060.00319.23
8.2.110.0030.00619.26
8.2.100.0040.00717.75
8.2.90.0000.00819.18
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0050.00217.93
8.2.50.0080.00018.07
8.2.40.0000.00818.00
8.2.30.0030.00618.16
8.2.20.0000.00817.63
8.2.10.0000.00817.98
8.2.00.0040.00417.50
8.1.280.0090.00625.92
8.1.270.0030.00518.85
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00723.89
8.1.230.0040.00817.91
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0110.00017.35
8.1.190.0040.00417.22
8.1.180.0000.00918.10
8.1.170.0060.00320.30
8.1.160.0050.00321.91
8.1.150.0080.00018.82
8.1.140.0020.00517.37
8.1.130.0000.00817.73
8.1.120.0050.00217.45
8.1.110.0030.00617.29
8.1.100.0070.00017.25
8.1.90.0020.00517.27
8.1.80.0000.00817.42
8.1.70.0030.00317.34
8.1.60.0140.00017.40
8.1.50.0000.00917.50
8.1.40.0040.00417.47
8.1.30.0040.00417.41
8.1.20.0050.00217.46
8.1.10.0040.00417.37
8.1.00.0050.00317.39
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.45
8.0.270.0070.00017.12
8.0.260.0030.00317.24
8.0.250.0030.00316.84
8.0.240.0070.00016.82
8.0.230.0000.00716.90
8.0.220.0000.00716.78
8.0.210.0040.00416.71
8.0.200.0080.00416.88
8.0.190.0080.00016.90
8.0.180.0000.00716.78
8.0.170.0000.00716.75
8.0.160.0070.00016.68
8.0.150.0000.00716.86
8.0.140.0040.00316.81
8.0.130.0030.00313.21
8.0.120.0050.00316.77
8.0.110.0040.00416.87
8.0.100.0030.00316.70
8.0.90.0070.00016.70
8.0.80.0070.01116.82
8.0.70.0070.00016.79
8.0.60.0070.00016.87
8.0.50.0070.00016.68
8.0.30.0120.01017.05
8.0.20.0090.00917.40
8.0.10.0000.00716.80
8.0.00.0120.00616.77
7.4.330.0000.00515.03
7.4.320.0080.00016.42
7.4.300.0000.00716.55
7.4.290.0030.00316.52
7.4.280.0040.00716.39
7.4.270.0030.00316.50
7.4.260.0000.00716.50
7.4.250.0040.00416.47
7.4.240.0020.00516.45
7.4.230.0040.00416.50
7.4.220.0130.00716.45
7.4.210.0090.00616.51
7.4.200.0020.00516.48
7.4.160.0060.00916.30
7.4.150.0100.00717.40
7.4.140.0030.01417.86
7.4.130.0100.00916.31
7.4.120.0120.00516.48
7.4.110.0120.01216.39
7.4.100.0090.00916.27
7.4.90.0120.00616.52
7.4.80.0040.01319.39
7.4.70.0000.01716.34
7.4.60.0100.00716.46
7.4.50.0060.00316.38
7.4.40.0180.00316.21
7.4.30.0120.00416.43
7.4.00.0040.01314.77
7.3.330.0060.00013.05
7.3.320.0130.00012.95
7.3.310.0070.00016.28
7.3.300.0040.00416.18
7.3.290.0000.00716.20
7.3.280.0090.01016.20
7.3.270.0130.00717.40
7.3.260.0120.00616.24
7.3.250.0130.01116.30
7.3.240.0060.01016.34
7.3.230.0060.01516.39
7.3.210.0070.01016.36
7.3.200.0040.01219.39
7.3.190.0070.00716.39
7.3.180.0060.00916.30
7.3.170.0090.00616.57
7.3.160.0060.01016.39
7.3.120.0060.00614.96
7.3.110.0030.01314.45
7.3.100.0070.00714.84
7.3.90.0120.00014.48
7.3.80.0110.00314.86
7.3.70.0070.00714.66
7.3.60.0030.00614.58
7.3.50.0080.00614.89
7.3.40.0060.00314.55
7.3.30.0070.01014.77
7.3.20.0030.01016.43
7.3.10.0060.00616.85
7.3.00.0030.00616.63
7.2.330.0030.01316.60
7.2.320.0070.01416.37
7.2.310.0030.01416.57
7.2.300.0100.00616.37
7.2.290.0030.01316.62
7.2.250.0030.01314.74
7.2.240.0090.00915.19
7.2.230.0000.02114.99
7.2.220.0030.01315.13
7.2.210.0090.00614.98
7.2.200.0130.00315.01
7.2.190.0000.01014.93
7.2.180.0060.00614.80
7.2.170.0060.00914.70
7.2.00.0000.01319.47
7.1.330.0000.01315.59
7.1.320.0090.00015.72
7.1.310.0040.01115.44
7.1.300.0070.00715.46
7.1.290.0060.00615.63
7.1.280.0000.01715.61
7.1.270.0060.00315.70
7.1.260.0000.01015.73
7.1.100.0090.00318.06
7.1.70.0000.01117.03
7.1.60.0030.01719.50
7.1.50.0140.01016.95
7.1.00.0030.07722.34
7.0.200.0360.00914.61
7.0.140.0100.07022.21
7.0.60.0000.04319.77
7.0.50.0070.05017.79
7.0.40.0030.04320.42
7.0.30.0330.07320.13
7.0.20.0230.07020.20
7.0.10.0130.05020.13
7.0.00.0030.08720.08
5.6.280.0000.07721.12
5.6.210.0070.07720.48
5.6.200.0000.05718.22
5.6.190.0130.06020.60
5.6.180.0270.05320.59
5.6.170.0300.07320.48
5.6.160.0200.06720.52
5.6.150.0100.03318.20
5.6.140.0030.05718.11
5.6.130.0130.07318.11
5.6.120.0070.04020.99
5.6.110.0200.07721.13
5.6.100.0030.06720.95
5.6.90.0070.07321.07
5.6.80.0030.08720.53
5.6.70.0330.06020.38
5.5.350.0130.07020.37
5.5.340.0070.06717.89
5.5.330.0070.07720.07
5.5.320.0070.03720.44
5.5.310.0230.06020.28
5.5.300.0030.05017.92
5.5.290.0070.07017.91
5.5.280.0130.06320.88
5.5.270.0030.05020.75
5.5.260.0170.08020.78
5.5.250.0070.06020.54
5.5.240.0100.06320.22
5.4.450.0170.05319.58
5.4.440.0930.07319.55
5.4.430.0170.06019.24
5.4.420.1030.04719.46
5.4.410.0070.05718.95
5.4.400.0300.06018.54
5.4.390.0500.07318.72
5.4.380.0330.07318.74
5.4.370.0370.05718.57
5.4.360.0330.06318.49
5.4.350.0430.06018.52
5.4.340.0330.06018.62
5.4.320.0570.05718.48
5.4.310.0530.04318.61
5.4.300.0200.05318.65
5.4.290.0330.06018.74
5.4.280.0370.06718.67
5.4.270.0470.05718.48
5.4.260.0370.08018.71
5.4.250.0430.07318.52
5.4.240.0430.07318.71
5.4.230.0670.05718.64
5.4.220.0430.07318.67
5.4.210.0400.07718.61
5.4.200.0470.06716.40
5.4.190.0400.06718.47
5.4.180.0530.05718.56
5.4.170.0300.07018.66
5.4.160.0430.04318.66
5.4.150.0170.05318.71
5.4.140.0330.06716.17
5.4.130.0400.04716.15
5.4.120.0470.04716.04
5.4.110.0370.05716.07
5.4.100.0470.06316.06
5.4.90.0470.05316.35
5.4.80.0270.05316.24
5.4.70.0530.06716.25
5.4.60.0470.07316.29
5.4.50.0470.06316.05
5.4.40.0570.06316.11
5.4.30.0370.05316.11
5.4.20.0470.05716.12
5.4.10.0500.05015.98
5.4.00.0370.05015.61
5.3.290.0370.06714.58
5.3.280.0400.05714.59
5.3.270.0370.06014.55
5.3.260.0370.05714.60
5.3.250.0270.07014.59
5.3.240.0400.06714.60
5.3.230.0500.05014.57
5.3.220.0330.07014.65
5.3.210.0430.07014.62
5.3.200.0330.07014.55
5.3.190.0370.05014.47
5.3.180.0430.07014.49
5.3.170.0570.05714.48
5.3.160.0330.07714.47
5.3.150.0570.05014.51
5.3.140.0630.05014.54
5.3.130.0370.07714.45
5.3.120.0330.07714.57
5.3.110.0430.07714.52
5.3.100.0430.06014.13
5.3.90.0370.06313.93
5.3.80.0400.04713.95
5.3.70.0370.06013.96
5.3.60.0370.05314.03
5.3.50.0470.05013.93
5.3.40.0330.05713.91
5.3.30.0330.07713.82
5.3.20.0370.06713.63
5.3.10.0530.05013.63
5.3.00.0300.06013.55
5.2.170.0170.05311.17
5.2.160.0400.03311.17
5.2.150.0330.04011.05
5.2.140.0330.04011.14
5.2.130.0370.04311.23
5.2.120.0430.04011.13
5.2.110.0200.04311.15
5.2.100.0330.05011.05
5.2.90.0430.04311.17
5.2.80.0330.04711.06
5.2.70.0300.06011.15
5.2.60.0300.04311.01
5.2.50.0430.04311.07
5.2.40.0230.04711.00
5.2.30.0270.04711.11
5.2.20.0230.04011.09
5.2.10.0230.04710.95
5.2.00.0330.04710.80
5.1.60.0270.03310.02
5.1.50.0270.03710.04
5.1.40.0300.04010.02
5.1.30.0170.04710.31
5.1.20.0300.04010.33
5.1.10.0230.03710.12
5.1.00.0330.03010.04
5.0.50.0170.0278.65
5.0.40.0070.0408.54
5.0.30.0200.0478.33
5.0.20.0100.0378.18
5.0.10.0270.0238.24
5.0.00.0100.0478.18
4.4.90.0130.0205.88
4.4.80.0030.0305.87
4.4.70.0230.0175.85
4.4.60.0170.0275.90
4.4.50.0100.0275.92
4.4.40.0100.0435.89
4.4.30.0170.0175.91
4.4.20.0070.0305.95
4.4.10.0130.0235.93
4.4.00.0130.0405.88
4.3.110.0030.0375.85
4.3.100.0100.0275.74
4.3.90.0100.0275.86
4.3.80.0170.0335.86
4.3.70.0170.0235.79
4.3.60.0130.0275.81
4.3.50.0100.0305.80
4.3.40.0170.0435.78
4.3.30.0030.0374.60
4.3.20.0130.0234.57
4.3.10.0130.0304.51
4.3.00.0200.0177.15

preferences:
46.23 ms | 400 KiB | 5 Q