3v4l.org

run code in 300+ PHP versions simultaneously
<?php $values = array(1,2); var_dump(isset($values[0]), $values[0]); var_dump(isset($values[0][0]), $values[0][0]);

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)
8.3.60.0120.01218.43
8.3.50.0110.00621.87
8.3.40.0110.00318.67
8.3.30.0120.00318.73
8.3.20.0100.00320.33
8.3.10.0070.00022.09
8.3.00.0080.00022.34
8.2.180.0180.00416.75
8.2.170.0100.00722.96
8.2.160.0040.01120.85
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00419.36
8.2.110.0090.00022.26
8.2.100.0110.00017.78
8.2.90.0000.00819.22
8.2.80.0040.00418.03
8.2.70.0030.00517.62
8.2.60.0050.00318.05
8.2.50.0040.00418.07
8.2.40.0000.01118.09
8.2.30.0000.00718.11
8.2.20.0020.00517.67
8.2.10.0040.00417.49
8.2.00.0040.00417.64
8.1.280.0080.00825.92
8.1.270.0050.00523.57
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00023.91
8.1.230.0070.00418.98
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0100.00017.35
8.1.190.0070.00017.53
8.1.180.0000.00818.10
8.1.170.0040.00418.60
8.1.160.0040.00421.87
8.1.150.0000.00718.50
8.1.140.0040.00417.35
8.1.130.0040.00417.88
8.1.120.0040.00417.41
8.1.110.0040.00417.38
8.1.100.0050.00217.32
8.1.90.0080.00017.47
8.1.80.0050.00217.30
8.1.70.0050.00317.29
8.1.60.0060.00317.54
8.1.50.0000.00817.44
8.1.40.0040.00417.34
8.1.30.0030.00517.59
8.1.20.0000.00817.61
8.1.10.0060.00317.57
8.1.00.0000.00817.38
8.0.300.0040.00418.77
8.0.290.0000.00817.04
8.0.280.0030.00318.34
8.0.270.0030.00317.19
8.0.260.0000.00816.77
8.0.250.0020.00516.94
8.0.240.0070.00016.99
8.0.230.0070.00016.82
8.0.220.0030.00316.86
8.0.210.0070.00016.88
8.0.200.0000.00716.82
8.0.190.0000.00816.82
8.0.180.0020.00516.96
8.0.170.0030.00516.84
8.0.160.0070.00016.96
8.0.150.0040.00416.85
8.0.140.0040.00416.91
8.0.130.0060.00013.31
8.0.120.0000.00716.85
8.0.110.0000.00716.71
8.0.100.0000.00716.96
8.0.90.0040.00416.76
8.0.80.0130.00316.84
8.0.70.0080.00016.90
8.0.60.0040.00416.79
8.0.50.0040.00416.86
8.0.30.0100.00916.91
8.0.20.0130.00617.40
8.0.10.0070.00016.97
8.0.00.0110.01016.94
7.4.330.0020.00215.00
7.4.320.0000.00616.52
7.4.300.0060.00016.52
7.4.290.0040.00416.45
7.4.280.0030.00616.48
7.4.270.0000.00716.35
7.4.260.0000.00616.43
7.4.250.0040.00416.39
7.4.240.0000.00816.43
7.4.230.0030.00516.28
7.4.220.0070.01016.57
7.4.210.0070.00916.43
7.4.200.0030.00316.49
7.4.190.0030.00616.62
7.4.160.0060.01616.42
7.4.150.0070.01017.40
7.4.140.0100.01117.86
7.4.130.0070.01016.62
7.4.120.0070.01216.51
7.4.110.0070.01016.48
7.4.100.0120.00616.46
7.4.90.0110.00616.41
7.4.80.0070.01016.59
7.4.70.0070.01016.67
7.4.60.0110.00716.49
7.4.50.0050.00316.04
7.4.40.0100.00722.77
7.4.30.0090.00616.67
7.4.00.0050.01114.95
7.3.330.0000.00513.02
7.3.320.0000.00813.21
7.3.310.0040.00416.09
7.3.300.0030.00316.10
7.3.290.0120.00316.35
7.3.280.0100.00616.30
7.3.270.0110.00717.40
7.3.260.0100.00716.45
7.3.250.0060.01116.54
7.3.240.0080.01116.46
7.3.230.0030.01316.57
7.3.210.0090.01016.50
7.3.200.0130.00319.39
7.3.190.0150.00316.46
7.3.180.0060.01316.36
7.3.170.0110.00616.27
7.3.160.0060.01216.19
7.3.120.0060.00914.69
7.3.110.0030.01315.04
7.3.100.0100.00314.74
7.3.90.0070.00714.66
7.3.80.0030.00614.77
7.3.70.0000.01214.66
7.3.60.0090.00314.49
7.3.50.0030.01014.58
7.3.40.0030.01014.82
7.3.30.0070.01014.82
7.3.20.0090.00616.45
7.3.10.0070.00716.62
7.3.00.0030.01016.44
7.2.330.0100.01016.58
7.2.320.0090.00916.53
7.2.310.0030.01516.43
7.2.300.0160.00016.36
7.2.290.0060.01016.38
7.2.250.0130.00714.96
7.2.240.0080.01215.05
7.2.230.0040.01414.90
7.2.220.0070.00414.57
7.2.210.0000.01314.88
7.2.200.0060.00615.07
7.2.190.0030.01414.96
7.2.180.0100.00615.08
7.2.170.0000.01115.07
7.1.330.0030.01015.42
7.1.320.0000.01115.92
7.1.310.0000.01315.61
7.1.300.0030.01015.63
7.1.290.0030.01415.93
7.1.280.0030.00615.66
7.1.270.0000.01315.82
7.1.260.0030.00715.78
7.1.70.0070.00317.14
7.1.60.0130.01019.82
7.1.50.0130.00916.95
7.1.00.0000.08022.35
7.0.200.0030.00616.86
7.0.140.0030.07321.93
7.0.60.0230.06321.73
7.0.50.0130.07717.80
7.0.40.0130.07719.90
7.0.30.0170.08720.42
7.0.20.0230.03720.04
7.0.10.0070.04320.00
7.0.00.0100.08320.08
5.6.280.0030.07321.04
5.6.210.0070.07720.66
5.6.200.0070.07018.12
5.6.190.0100.05020.50
5.6.180.0130.04320.34
5.6.170.0330.08020.49
5.6.160.0170.07320.37
5.6.150.0070.08018.22
5.6.140.0070.08318.14
5.6.130.0100.08318.19
5.6.120.0100.04020.89
5.6.110.0170.07321.10
5.6.100.0030.05720.95
5.6.90.0070.09021.12
5.6.80.0100.08020.53
5.5.350.0400.06720.51
5.5.340.0100.07717.98
5.5.330.0100.08320.37
5.5.320.0230.07020.13
5.5.310.0330.07720.33
5.5.300.0070.04017.93
5.5.290.0130.06717.95
5.5.280.0070.04320.86
5.5.270.0070.08320.86
5.5.260.0130.06720.76
5.5.250.0170.07020.60
5.5.240.0130.07320.11
5.4.450.3500.03719.19
5.4.440.3500.03719.43
5.4.430.3300.03719.22
5.4.420.3230.04019.39
5.4.410.1500.03319.32
5.4.400.2670.03018.91
5.4.390.2430.03718.86
5.4.380.2970.03719.12
5.4.370.3270.03318.89
5.4.360.3200.04019.16
5.4.350.4230.03719.13
5.4.340.4130.03719.00
5.4.320.4170.03718.91
5.4.310.3700.05318.96
5.4.300.3500.04019.15
5.4.290.3770.03719.13
5.4.280.4170.03319.12
5.4.270.3600.04018.89
5.4.260.3830.04319.13
5.4.250.3530.04319.12
5.4.240.3430.04018.86
5.4.230.3530.03318.86
5.4.220.4030.03719.14
5.4.210.3630.04018.85
5.4.200.3530.04018.89
5.4.190.3400.03718.97
5.4.180.3670.03719.14
5.4.170.4000.03718.88
5.4.160.3500.03319.22
5.4.150.3500.03319.16
5.4.140.3300.03016.33
5.4.130.3470.04016.37
5.4.120.3530.03016.41
5.4.110.3200.03716.35
5.4.100.3500.04016.44
5.4.90.3570.03716.13
5.4.80.3400.03716.48
5.4.70.3430.04016.12
5.4.60.3370.04016.39
5.4.50.3970.03716.32
5.4.40.3800.03316.44
5.4.30.4000.03716.54
5.4.20.4130.03716.30
5.4.10.4170.03716.36
5.4.00.3900.02715.66
5.3.290.4030.03714.58
5.3.280.3730.03314.54
5.3.270.3500.04314.55
5.3.260.3770.04014.52
5.3.250.3270.04014.56
5.3.240.3330.03314.53
5.3.230.4130.04014.52
5.3.220.3230.03314.46
5.3.210.3400.03714.52
5.3.200.3530.03714.49
5.3.190.3430.03714.53
5.3.180.3200.04014.50
5.3.170.3630.04014.48
5.3.160.4070.04014.53
5.3.150.4230.04014.48
5.3.140.4030.03714.42
5.3.130.4100.03714.64
5.3.120.4300.03014.46
5.3.110.4330.03014.46
5.3.100.3830.03714.12
5.3.90.3970.03713.95
5.3.80.4170.03313.99
5.3.70.4130.03713.95
5.3.60.3770.04013.82
5.3.50.3630.03713.87
5.3.40.4170.03713.78
5.3.30.4100.03313.85
5.3.20.4230.03313.64
5.3.10.4270.03013.58
5.3.00.3670.03713.59
5.2.170.3400.03311.04
5.2.160.3430.02711.11
5.2.150.3200.02711.04
5.2.140.3200.03011.07
5.2.130.3470.03011.04
5.2.120.3670.02710.92
5.2.110.3470.03010.95
5.2.100.3530.04010.98
5.2.90.3130.03011.00
5.2.80.2930.05711.08
5.2.70.3030.03011.24
5.2.60.2870.03311.20
5.2.50.2970.03310.91
5.2.40.2400.03010.97
5.2.30.2170.03010.96
5.2.20.2470.02710.93
5.2.10.2170.02010.90
5.2.00.2230.02710.70
5.1.60.2370.0209.97
5.1.50.2230.02310.06
5.1.40.2130.0279.95
5.1.30.2170.02710.19
5.1.20.1670.02710.49
5.1.10.2200.03010.05
5.1.00.2130.02310.01
5.0.50.0970.0238.45
5.0.40.1070.0208.37
5.0.30.1170.0378.23
5.0.20.1070.0208.23
5.0.10.0700.0178.21
5.0.00.0570.0308.13
4.4.90.1130.0175.82
4.4.80.1330.0175.82
4.4.70.1200.0105.82
4.4.60.1230.0175.82
4.4.50.1030.0175.82
4.4.40.1270.0335.89
4.4.30.1070.0175.82
4.4.20.1100.0175.85
4.4.10.1030.0175.88
4.4.00.1070.0235.89
4.3.110.1030.0175.82
4.3.100.1070.0105.82
4.3.90.0870.0135.82
4.3.80.0700.0235.82
4.3.70.0570.0175.82
4.3.60.0830.0175.82
4.3.50.0930.0135.82
4.3.40.0700.0235.82
4.3.30.0470.0175.82
4.3.20.0530.0135.82
4.3.10.0330.0175.82
4.3.00.0470.0175.82

preferences:
44.94 ms | 401 KiB | 5 Q