3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Everything you enter here will be executed by our servers. Try it! function func(&$val) { return $val ?: 123; } $a = array(); func($a['x']['x']['x']); var_dump($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)
8.3.40.0060.00918.75
8.3.30.0110.00419.04
8.3.20.0040.00420.30
8.3.10.0100.00323.70
8.3.00.0030.00522.51
8.2.170.0080.00622.96
8.2.160.0040.01121.02
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0050.00319.48
8.2.110.0060.00322.11
8.2.100.0040.00717.78
8.2.90.0040.00419.25
8.2.80.0000.00817.97
8.2.70.0050.00317.38
8.2.60.0000.00818.03
8.2.50.0000.00818.07
8.2.40.0090.00018.34
8.2.30.0030.00618.08
8.2.20.0040.00417.70
8.2.10.0000.00817.70
8.2.00.0040.00417.63
8.1.270.0030.00624.01
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0030.00620.43
8.1.230.0040.00817.52
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0080.00317.35
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0040.00418.50
8.1.160.0000.00722.00
8.1.150.0000.00718.61
8.1.140.0070.00017.49
8.1.130.0030.00517.82
8.1.120.0000.00717.34
8.1.110.0050.00317.45
8.1.100.0050.00217.46
8.1.90.0030.00517.44
8.1.80.0030.00317.34
8.1.70.0040.00417.43
8.1.60.0000.01017.63
8.1.50.0050.00317.51
8.1.40.0000.00717.48
8.1.30.0050.00317.53
8.1.20.0000.00817.63
8.1.10.0000.00717.52
8.1.00.0060.00317.45
8.0.300.0060.00318.77
8.0.290.0000.00816.63
8.0.280.0050.00318.49
8.0.270.0000.00717.32
8.0.260.0060.00016.86
8.0.250.0000.00716.86
8.0.240.0040.00416.81
8.0.230.0070.00016.96
8.0.220.0030.00516.80
8.0.210.0070.00016.89
8.0.200.0080.00016.94
8.0.190.0090.00016.98
8.0.180.0000.00716.88
8.0.170.0040.00416.95
8.0.160.0040.00416.93
8.0.150.0000.00716.90
8.0.140.0070.00016.90
8.0.130.0000.00613.24
8.0.120.0040.00416.86
8.0.110.0050.00216.79
8.0.100.0040.00416.88
8.0.90.0030.00316.95
8.0.80.0050.01116.94
8.0.70.0000.00716.66
8.0.60.0070.00016.73
8.0.50.0040.00416.70
8.0.30.0140.01117.13
8.0.20.0090.00917.40
8.0.10.0000.00716.88
8.0.00.0160.00516.77
7.4.330.0050.00015.08
7.4.320.0070.00016.39
7.4.300.0030.00316.61
7.4.290.0070.00416.61
7.4.280.0050.00316.48
7.4.270.0050.00216.49
7.4.260.0060.00316.47
7.4.250.0000.00816.55
7.4.240.0040.00416.48
7.4.230.0070.00016.68
7.4.220.0090.00616.68
7.4.210.0090.00716.61
7.4.200.0000.00716.69
7.4.190.0030.00316.63
7.4.160.0080.00816.44
7.4.150.0120.00617.40
7.4.140.0030.01617.86
7.4.130.0090.00816.59
7.4.120.0120.00516.51
7.4.110.0120.00616.45
7.4.100.0060.01516.38
7.4.90.0110.00616.30
7.4.80.0090.00916.63
7.4.70.0090.01216.39
7.4.60.0130.00316.35
7.4.50.0060.00316.40
7.4.40.0090.00322.77
7.4.30.0110.00716.27
7.4.00.0100.00714.96
7.3.330.0030.00313.16
7.3.320.0000.00613.25
7.3.310.0070.00016.28
7.3.300.0000.00716.25
7.3.290.0080.01216.31
7.3.280.0130.00516.25
7.3.270.0030.01817.40
7.3.260.0080.01216.34
7.3.250.0120.00816.27
7.3.240.0130.00316.66
7.3.230.0140.00416.43
7.3.210.0040.01516.38
7.3.200.0090.00919.39
7.3.190.0030.01416.26
7.3.180.0130.00316.55
7.3.170.0080.00816.31
7.3.160.0090.00616.26
7.3.120.0000.01014.59
7.2.330.0090.00916.63
7.2.320.0130.01016.54
7.2.310.0110.00616.46
7.2.300.0100.01316.66
7.2.290.0140.00316.46
7.2.110.0070.00716.55
7.2.60.0250.00516.65
7.2.00.0140.00619.07
7.1.200.0040.00415.81
7.1.100.0000.01118.25
7.1.70.0070.00717.09
7.1.60.0070.01819.32
7.1.50.0090.00917.02
7.1.00.0070.07322.30
7.0.200.0030.00516.82
7.0.140.0000.08022.18
7.0.60.0100.07321.80
7.0.50.0070.08317.81
7.0.40.0200.07320.21
7.0.30.0200.07720.23
7.0.20.0330.06720.20
7.0.10.0100.04020.19
7.0.00.0130.07320.19
5.6.280.0130.06321.10
5.6.210.0100.06720.59
5.6.200.0030.04318.16
5.6.190.0100.05320.50
5.6.180.0300.07320.77
5.6.170.0270.07720.50
5.6.160.0130.05020.47
5.6.150.0030.04018.23
5.6.140.0130.07018.27
5.6.130.0070.04018.14
5.6.120.0070.07020.90
5.6.110.0100.07021.11
5.6.100.0070.04020.96
5.6.90.0000.09320.98
5.6.80.0100.07320.39
5.5.350.0270.06320.40
5.5.340.0030.08018.09
5.5.330.0070.05020.31
5.5.320.0300.07320.38
5.5.310.0230.07720.32
5.5.300.0070.05317.98
5.5.290.0100.07318.07
5.5.280.0100.08320.89
5.5.270.0300.06320.87
5.5.260.0100.07720.64
5.5.250.0170.07720.48
5.5.240.0030.03720.22
5.4.450.4530.03719.39
5.4.440.4730.05019.32
5.4.430.3830.04319.47
5.4.420.3630.03719.60
5.4.410.4630.04019.41
5.4.400.4630.03319.17
5.4.390.4170.04318.95
5.4.380.3630.03718.93
5.4.370.4000.03718.93
5.4.360.3830.03318.95
5.4.350.3370.03319.26
5.4.340.4130.04319.11
5.4.320.3800.04719.22
5.4.310.3530.03719.06
5.4.300.3600.03719.23
5.4.290.3870.03719.12
5.4.280.3600.03319.14
5.4.270.3870.03319.06
5.4.260.3870.03018.94
5.4.250.3870.03719.22
5.4.240.3830.04019.04
5.4.230.4130.03319.06
5.4.220.3830.04319.12
5.4.210.0230.05719.23
5.4.200.3570.04318.96
5.4.190.3700.04019.19
5.4.180.3530.04719.12
5.4.170.4100.03719.05
5.4.160.0070.03318.92
5.4.150.0030.07319.20
5.4.140.4200.03316.48
5.4.130.3770.04016.54
5.4.120.3970.03016.25
5.4.110.3770.04316.56
5.4.100.3800.03316.53
5.4.90.3630.02716.55
5.4.80.3430.03316.20
5.4.70.3600.03316.44
5.4.60.4300.04016.53
5.4.50.0070.04016.43
5.4.40.0000.03716.45
5.4.30.1830.04016.45
5.4.20.3670.03016.43
5.4.10.3670.03316.41
5.4.00.3630.03315.89
5.3.290.3630.03714.80
5.3.280.3800.04314.61
5.3.270.3830.04014.48
5.3.260.0030.04014.61
5.3.250.2000.03314.61
5.3.240.4300.03314.64
5.3.230.3830.04014.75
5.3.220.3830.03314.59
5.3.210.3770.04714.57
5.3.200.3870.03714.48
5.3.190.3530.03714.62
5.3.180.4370.04014.65
5.3.170.3630.03714.48
5.3.160.3800.04014.57
5.3.150.3570.04014.72
5.3.140.0100.03714.70
5.3.130.3670.03314.46
5.3.120.3400.04014.70
5.3.110.3700.04014.43
5.3.100.3730.02714.18
5.3.90.3330.03314.05
5.3.80.3600.04014.07
5.3.70.3630.03714.07
5.3.60.3730.03314.01
5.3.50.3670.04013.95
5.3.40.3700.03314.11
5.3.30.4230.03313.82
5.3.20.4570.03713.68
5.3.10.3800.03013.60
5.3.00.3530.04013.66
5.2.170.3030.03011.30
5.2.160.2970.03011.21
5.2.150.3670.03011.04
5.2.140.3830.03011.11
5.2.130.3830.04311.05
5.2.120.3400.02011.05
5.2.110.3270.02710.98
5.2.100.3030.02311.10
5.2.90.3300.03011.05
5.2.80.3000.02711.09
5.2.70.3030.02711.13
5.2.60.3370.03011.07
5.2.50.3130.03011.01
5.2.40.2470.02711.00
5.2.30.2330.03711.12
5.2.20.2270.02710.96
5.2.10.2900.02710.82
5.2.00.2800.03010.71
5.1.60.2800.03010.04
5.1.50.2600.0239.90
5.1.40.2400.0239.94
5.1.30.2770.02710.40
5.1.20.2700.03010.40
5.1.10.2400.02310.08
5.1.00.2670.03710.09
5.0.50.1270.0208.70
5.0.40.1500.0238.45
5.0.30.1530.0378.27
5.0.20.1530.0238.36
5.0.10.1430.0208.07
5.0.00.1600.0278.20
4.4.90.1330.0135.85
4.4.80.1370.0205.84
4.4.70.1170.0175.88
4.4.60.1300.0175.89
4.4.50.1800.0135.88
4.4.40.1670.0235.90
4.4.30.1230.0175.91
4.4.20.1270.0175.94
4.4.10.1130.0205.94
4.4.00.1500.0305.94
4.3.110.1300.0175.94
4.3.100.1500.0175.94
4.3.90.1230.0205.94
4.3.80.1700.0275.94
4.3.70.1430.0175.94
4.3.60.1400.0175.94
4.3.50.1330.0175.94
4.3.40.1530.0205.94
4.3.30.0670.0135.94
4.3.20.0800.0235.94
4.3.10.0830.0205.94
4.3.00.0830.0205.94

preferences:
43.29 ms | 400 KiB | 5 Q