3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'abc'[1]; // b

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)
8.3.70.0070.00716.63
8.3.60.0090.01216.50
8.3.50.0120.00722.06
8.3.40.0120.00318.96
8.3.30.0140.00019.04
8.3.20.0000.00819.96
8.3.10.0000.00821.73
8.3.00.0000.00722.44
8.2.190.0090.00918.39
8.2.180.0110.00418.28
8.2.170.0140.00719.16
8.2.160.0100.00722.96
8.2.150.0090.00025.66
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0060.00617.63
8.2.110.0000.00820.87
8.2.100.0060.00618.03
8.2.90.0080.00019.05
8.2.80.0030.00617.97
8.2.70.0030.00617.75
8.2.60.0000.00817.93
8.2.50.0090.00018.10
8.2.40.0080.00020.42
8.2.30.0000.00817.95
8.2.20.0030.00517.61
8.2.10.0060.00317.91
8.2.00.0000.00717.91
8.1.280.0160.00625.92
8.1.270.0040.00420.24
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00321.22
8.1.230.0030.01017.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.10
8.1.190.0030.00717.10
8.1.180.0000.00918.10
8.1.170.0000.00818.65
8.1.160.0000.00721.92
8.1.150.0080.00018.80
8.1.140.0040.00417.36
8.1.130.0000.00717.45
8.1.120.0000.00817.34
8.1.110.0040.00417.34
8.1.100.0000.00817.29
8.1.90.0030.00317.31
8.1.80.0000.00717.21
8.1.70.0000.00817.32
8.1.60.0060.00317.50
8.1.50.0050.00317.33
8.1.40.0000.00917.40
8.1.30.0030.00617.41
8.1.20.0070.00017.45
8.1.10.0000.00817.57
8.1.00.0040.00417.43
8.0.300.0060.00318.77
8.0.290.0090.00016.58
8.0.280.0030.00318.25
8.0.270.0070.00017.19
8.0.260.0060.00017.20
8.0.250.0000.00716.83
8.0.240.0030.00316.84
8.0.230.0070.00016.75
8.0.220.0030.00316.79
8.0.210.0040.00416.79
8.0.200.0000.00616.82
8.0.190.0050.00316.89
8.0.180.0040.00416.90
8.0.170.0050.00216.75
8.0.160.0080.00016.67
8.0.150.0020.00516.76
8.0.140.0030.00616.81
8.0.130.0060.00013.25
8.0.120.0000.00716.64
8.0.110.0000.00716.78
8.0.100.0000.00816.71
8.0.90.0000.00716.94
8.0.80.0150.00316.89
8.0.70.0040.00416.89
8.0.60.0040.00416.62
8.0.50.0070.00016.82
8.0.30.0080.01316.99
8.0.20.0070.01317.40
8.0.10.0000.00716.72
8.0.00.0090.00716.64
7.4.330.0000.00615.04
7.4.320.0070.00016.37
7.4.300.0030.00316.48
7.4.290.0000.00716.29
7.4.280.0050.00316.50
7.4.270.0000.00616.39
7.4.260.0030.00316.41
7.4.250.0040.00416.29
7.4.240.0000.00716.45
7.4.230.0000.00716.57
7.4.220.0130.00616.39
7.4.210.0100.01016.56
7.4.200.0030.00316.52
7.4.160.0090.00616.34
7.4.150.0090.01217.40
7.4.140.0150.00917.86
7.4.130.0110.00916.35
7.4.120.0120.00416.50
7.4.110.0100.01316.42
7.4.100.0150.00316.60
7.4.90.0100.00716.37
7.4.80.0110.00816.37
7.4.70.0030.01316.23
7.4.60.0100.00716.24
7.4.50.0060.00316.31
7.4.40.0000.02316.54
7.4.30.0080.01616.55
7.4.00.0090.00814.76
7.3.330.0000.00513.16
7.3.320.0050.00012.94
7.3.310.0000.00716.14
7.3.300.0000.00716.23
7.3.290.0080.00716.18
7.3.280.0040.01216.20
7.3.270.0060.00917.40
7.3.260.0090.00616.21
7.3.250.0100.00916.38
7.3.240.0100.00616.25
7.3.230.0110.00616.60
7.3.210.0130.00316.21
7.3.200.0120.00619.39
7.3.190.0130.00316.50
7.3.180.0060.00916.44
7.3.170.0070.01016.29
7.3.160.0090.00916.51
7.3.120.0030.00914.75
7.3.110.0040.01214.96
7.3.100.0070.00714.82
7.3.90.0140.00014.87
7.3.80.0060.01315.11
7.3.70.0060.00914.73
7.3.60.0060.00914.74
7.3.50.0080.00814.82
7.3.40.0030.01314.61
7.3.30.0030.01014.63
7.3.20.0120.00616.68
7.3.10.0120.00616.68
7.3.00.0040.01116.50
7.2.330.0090.01016.41
7.2.320.0160.00616.55
7.2.310.0090.00916.30
7.2.300.0080.01216.45
7.2.290.0090.00916.14
7.2.250.0130.00714.63
7.2.240.0040.01514.83
7.2.230.0100.00714.87
7.2.220.0000.01214.83
7.2.210.0040.01515.08
7.2.200.0090.00615.03
7.2.190.0060.01214.68
7.2.180.0000.00914.72
7.2.170.0040.01214.91
7.1.330.0060.00815.70
7.1.320.0040.00715.56
7.1.310.0060.00615.81
7.1.300.0070.01015.66
7.1.290.0030.01015.56
7.1.280.0030.01315.87
7.1.270.0030.01215.75
7.1.260.0030.01015.54
7.1.70.0090.00516.86
7.1.60.0090.01519.59
7.1.50.0210.00934.46
7.1.00.0030.07722.36
7.0.200.0040.00416.69
7.0.60.0400.06719.92
7.0.50.0130.07017.83
7.0.40.0030.04320.21
7.0.30.0270.08020.21
7.0.20.0330.07020.33
7.0.10.0230.08020.13
7.0.00.0100.04720.19
5.6.280.0000.07721.04
5.6.210.0100.07320.45
5.6.200.0100.07718.13
5.6.190.0030.09020.43
5.6.180.4070.04720.56
5.6.170.0300.07720.61
5.6.160.0030.04320.38
5.6.150.0070.05318.16
5.6.140.0030.03718.20
5.6.130.0030.07018.10
5.6.120.0100.04020.98
5.6.110.0100.03721.12
5.6.100.0070.08720.96
5.6.90.0170.07720.99
5.6.80.0030.04020.28
5.5.350.4370.04320.43
5.5.340.0030.05017.88
5.5.330.0070.05320.40
5.5.320.0470.07020.32
5.5.310.0230.07020.24
5.5.300.0070.07317.97
5.5.290.0070.08018.00
5.5.280.0170.07720.68
5.5.270.0100.08020.86
5.5.260.0070.07320.75
5.5.250.0170.07720.60
5.5.240.0230.07020.14
5.4.450.0430.05019.64
5.4.440.0170.05319.44
5.4.430.0370.06019.25
5.4.420.0700.05319.65
5.4.410.0800.04319.32
5.4.400.0070.05719.33
5.4.390.0130.05019.32
5.4.380.0400.04019.33
5.4.370.0130.05018.96
5.4.360.0100.05318.89
5.4.350.0330.05019.23
5.4.340.0270.03719.32
5.4.320.0100.05319.34
5.4.310.0400.05019.32
5.4.300.0100.05019.15
5.4.290.0130.06018.88
5.4.280.0200.06019.31
5.4.270.0130.04719.22
5.4.260.0130.04718.99
5.4.250.0370.05319.29
5.4.240.0100.06019.33
5.4.230.0170.04719.25
5.4.220.0470.05719.31
5.4.210.0100.05019.09
5.4.200.0100.05016.61
5.4.190.0100.05719.12
5.4.180.0130.05019.08
5.4.170.0130.05019.04
5.4.160.0330.03719.02
5.4.150.0100.05319.16
5.4.140.0070.06716.29
5.4.130.0270.05716.44
5.4.120.0100.05016.55
5.4.110.0100.04716.59
5.4.100.0200.05016.57
5.4.90.0100.05016.52
5.4.80.0100.05716.20
5.4.70.0230.03716.37
5.4.60.0070.05016.21
5.4.50.0200.04316.45
5.4.40.0600.04716.52
5.4.30.0100.04716.21
5.4.20.0070.05316.44
5.4.10.0400.05016.56
5.4.00.0530.04715.93
5.3.290.0530.05314.54
5.3.280.0100.05314.51
5.3.270.0200.04314.54
5.3.260.0200.04714.53
5.3.250.0200.05014.39
5.3.240.0000.06014.45
5.3.230.0170.04714.38
5.3.220.0170.05714.48
5.3.210.0530.06014.43
5.3.200.0170.05014.46
5.3.190.0170.04314.36
5.3.180.0170.04314.46
5.3.170.0470.05014.35
5.3.160.0570.05314.35
5.3.150.0600.04314.51
5.3.140.0470.05714.57
5.3.130.0530.05714.46
5.3.120.0730.05714.49
5.3.110.0600.05014.40
5.3.100.0400.06313.97
5.3.90.0100.05014.00
5.3.80.0530.05713.86
5.3.70.0800.05713.87
5.3.60.0230.04013.84
5.3.50.0170.06013.95
5.3.40.0130.04713.92
5.3.30.0270.04013.70
5.3.20.0070.05313.72
5.3.10.0100.05013.50
5.3.00.0170.04713.65
5.2.170.0100.04311.22
5.2.160.0170.03710.98
5.2.150.0130.04011.08
5.2.140.0170.03310.97
5.2.130.0100.03710.96
5.2.120.0170.04010.94
5.2.110.0070.04011.18
5.2.100.0100.03711.04
5.2.90.0070.04011.10
5.2.80.0330.04710.95
5.2.70.0130.03711.18
5.2.60.0070.04310.94
5.2.50.0170.04010.86
5.2.40.0170.04311.05
5.2.30.0130.04310.84
5.2.20.0070.04011.05
5.2.10.0070.04010.77
5.2.00.0100.04010.76
5.1.60.0130.0339.90
5.1.50.0070.03710.02
5.1.40.0130.0339.90
5.1.30.0100.04310.33
5.1.20.0100.03310.30
5.1.10.0300.0279.90
5.1.00.0130.03010.14
5.0.50.0070.0278.47
5.0.40.0030.0308.29
5.0.30.0070.0438.30
5.0.20.0070.0278.07
5.0.10.0100.0238.07
5.0.00.0070.0408.04
4.4.90.0070.0235.77
4.4.80.0100.0205.77
4.4.70.0100.0175.74
4.4.60.0030.0235.80
4.4.50.0130.0235.76
4.4.40.0070.0305.79
4.4.30.0130.0175.81
4.4.20.0100.0175.82
4.4.10.0030.0235.92
4.4.00.0100.0305.89
4.3.110.0030.0235.75
4.3.100.0100.0275.70
4.3.90.0030.0235.64
4.3.80.0130.0275.80
4.3.70.0000.0275.66
4.3.60.0100.0205.83
4.3.50.0070.0235.68
4.3.40.0000.0375.73
4.3.30.0030.0204.51
4.3.20.0070.0204.55
4.3.10.0000.0304.36
4.3.00.0100.0177.07

preferences:
54.59 ms | 401 KiB | 5 Q