3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); $a = array(); $b = $a['a']; var_dump($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)
8.3.40.0110.00418.81
8.3.30.0030.01020.20
8.3.20.0000.00820.36
8.3.10.0060.00321.01
8.3.00.0090.00023.52
8.2.170.0040.01122.96
8.2.160.0070.00720.53
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00221.00
8.2.110.0030.00619.27
8.2.100.0070.00418.03
8.2.90.0000.00719.23
8.2.80.0000.00817.97
8.2.70.0000.00817.49
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0020.00518.15
8.2.30.0040.00419.37
8.2.20.0040.00417.71
8.2.10.0040.00417.84
8.2.00.0050.00317.67
8.1.270.0060.00323.99
8.1.260.0000.00926.35
8.1.250.0030.00628.09
8.1.240.0030.00623.80
8.1.230.0070.00420.88
8.1.220.0040.00418.77
8.1.210.0080.00018.82
8.1.200.0080.00017.23
8.1.190.0000.00817.54
8.1.180.0000.00918.10
8.1.170.0040.00418.33
8.1.160.0020.00518.68
8.1.150.0000.00818.57
8.1.140.0040.00417.37
8.1.130.0040.00217.82
8.1.120.0000.00817.30
8.1.110.0080.00017.36
8.1.100.0040.00417.29
8.1.90.0000.00717.39
8.1.80.0000.00717.34
8.1.70.0070.00017.36
8.1.60.0050.00317.52
8.1.50.0050.00217.44
8.1.40.0000.00817.43
8.1.30.0000.00717.56
8.1.20.0040.00417.49
8.1.10.0000.00717.46
8.1.00.0050.00317.43
8.0.300.0040.00419.82
8.0.290.0030.00317.05
8.0.280.0000.00718.29
8.0.270.0030.00317.20
8.0.260.0060.00016.72
8.0.250.0000.01016.99
8.0.240.0050.00616.93
8.0.230.0030.00416.84
8.0.220.0070.00016.85
8.0.210.0000.00716.94
8.0.200.0030.00316.92
8.0.190.0000.00716.88
8.0.180.0000.00716.97
8.0.170.0000.00816.88
8.0.160.0000.00716.87
8.0.150.0000.00816.89
8.0.140.0030.00316.81
8.0.130.0000.00513.24
8.0.120.0000.00716.70
8.0.110.0040.00416.83
8.0.100.0040.00416.98
8.0.90.0070.00016.88
8.0.80.0060.00916.77
8.0.70.0040.00416.95
8.0.60.0040.00416.91
8.0.50.0050.00216.87
8.0.30.0070.01517.11
8.0.20.0130.00817.40
8.0.10.0030.00516.89
8.0.00.0120.01016.83
7.4.330.0000.00416.86
7.4.320.0000.00716.48
7.4.300.0000.00616.38
7.4.290.0000.00716.33
7.4.280.0000.00716.52
7.4.270.0030.00316.45
7.4.260.0000.00513.16
7.4.250.0000.00716.43
7.4.240.0030.00516.44
7.4.230.0080.00016.57
7.4.220.0080.00816.55
7.4.210.0070.00816.49
7.4.200.0030.00316.44
7.4.190.0070.00016.40
7.4.160.0130.00916.32
7.4.150.0090.00917.40
7.4.140.0080.01017.86
7.4.130.0070.01016.47
7.4.120.0060.01116.46
7.4.110.0030.01316.57
7.4.100.0070.01016.39
7.4.90.0100.00916.62
7.4.80.0150.00619.39
7.4.70.0100.00716.70
7.4.60.0120.00416.52
7.4.50.0040.00416.54
7.4.40.0060.00622.77
7.4.30.0090.01016.39
7.4.00.0070.00714.95
7.3.330.0000.00513.20
7.3.320.0070.00013.12
7.3.310.0070.00016.19
7.3.300.0030.00316.24
7.3.290.0040.01216.31
7.3.280.0110.00716.25
7.3.270.0100.00717.40
7.3.260.0080.01218.24
7.3.250.0130.00716.34
7.3.240.0160.00616.50
7.3.230.0140.00416.39
7.3.210.0070.01016.29
7.3.200.0080.00819.39
7.3.190.0070.01016.46
7.3.180.0070.01416.57
7.3.170.0090.00616.34
7.3.160.0090.00916.32
7.3.120.0070.00914.83
7.3.110.0060.01214.44
7.3.100.0090.00914.63
7.3.90.0000.01014.69
7.3.80.0100.00714.83
7.3.70.0040.01114.65
7.3.60.0060.00614.72
7.3.50.0080.01114.82
7.3.40.0060.01214.82
7.3.30.0000.01314.65
7.3.20.0000.01316.48
7.3.10.0000.01616.65
7.3.00.0100.00316.76
7.2.330.0120.00916.59
7.2.320.0140.00916.66
7.2.310.0070.01016.30
7.2.300.0060.01216.43
7.2.290.0150.00616.64
7.2.250.0030.01715.09
7.2.240.0030.01715.21
7.2.230.0100.00715.07
7.2.220.0030.00914.90
7.2.210.0000.01714.54
7.2.200.0060.01014.89
7.2.190.0100.00314.81
7.2.180.0060.00915.11
7.2.170.0110.00615.10
7.2.60.0040.01116.63
7.2.50.0130.00016.73
7.1.330.0030.01015.84
7.1.320.0060.00315.53
7.1.310.0040.00715.75
7.1.300.0080.00415.67
7.1.290.0130.00315.54
7.1.280.0070.00715.54
7.1.270.0060.00315.82
7.1.260.0040.01115.99
7.1.200.0070.00715.89
7.1.70.0030.00717.18
7.1.60.0060.01919.17
7.1.50.0060.01316.98
7.1.00.0000.06322.33
7.0.200.0000.00716.65
7.0.140.0130.06321.97
7.0.100.0100.07319.88
7.0.90.0330.08319.86
7.0.80.0470.07319.97
7.0.70.0370.04319.93
7.0.60.0400.07019.95
7.0.50.0530.07020.24
7.0.40.0000.09320.03
7.0.30.0070.07320.12
7.0.20.0130.06020.10
7.0.10.0130.07319.98
7.0.00.0130.06320.16
5.6.280.0000.07720.81
5.6.250.0000.08720.75
5.6.240.0030.08720.54
5.6.230.0070.07020.67
5.6.220.0070.07020.61
5.6.210.0170.07320.61
5.6.200.0170.07021.03
5.6.190.0070.04321.13
5.6.180.0100.07721.02
5.6.170.0130.07321.01
5.6.160.0070.06721.08
5.6.150.0100.08721.04
5.6.140.0070.04321.07
5.6.130.0030.07721.00
5.6.120.0100.07720.91
5.6.110.0100.06021.00
5.6.100.0200.07021.06
5.6.90.0170.07321.05
5.6.80.0030.08720.55
5.6.70.0130.07320.31
5.6.60.0100.07720.43
5.6.50.0030.08020.41
5.6.40.0130.07720.43
5.6.30.0030.05020.43
5.6.20.0100.07720.36
5.6.10.0070.07020.46
5.6.00.0100.07020.33
5.5.380.0030.06720.44
5.5.370.0070.04020.56
5.5.360.0170.07020.52
5.5.350.0200.07320.41
5.5.340.0130.07720.90
5.5.330.0070.07720.77
5.5.320.0070.08320.64
5.5.310.0130.07720.91
5.5.300.0130.07020.62
5.5.290.0070.05020.81
5.5.280.0130.06320.72
5.5.270.0200.06320.91
5.5.260.0100.08020.71
5.5.250.0100.04720.43
5.5.240.0100.05320.27
5.5.230.0070.08720.12
5.5.220.0070.07720.16
5.5.210.0030.08720.20
5.5.200.0100.08020.26
5.5.190.0000.08720.14
5.5.180.0030.08720.25
5.5.160.0130.07320.23
5.5.150.0100.06720.20
5.5.140.0130.03720.07
5.5.130.0030.05020.13
5.5.120.0070.05020.26
5.5.110.0070.08320.21
5.5.100.0070.07019.97
5.5.90.0200.06020.09
5.5.80.0100.06720.15
5.5.70.0030.08020.06
5.5.60.0070.04320.04
5.5.50.0030.07720.13
5.5.40.0100.07720.04
5.5.30.0030.05319.98
5.5.20.0100.08019.98
5.5.10.0030.06019.97
5.5.00.0170.03720.09
5.4.450.0000.08319.45
5.4.440.0070.08019.47
5.4.430.0030.05019.42
5.4.420.0070.08019.28
5.4.410.0030.08319.25
5.4.400.0070.07719.15
5.4.390.0030.07318.90
5.4.380.0030.07018.81
5.4.370.0070.08019.12
5.4.360.0030.08019.07
5.4.350.0170.06719.03
5.4.340.0230.06019.04
5.4.320.0030.05019.11
5.4.310.0070.07319.04
5.4.300.0070.06318.93
5.4.290.0100.05319.03
5.4.280.0030.09018.78
5.4.270.0100.07319.04
5.4.260.0100.07018.98
5.4.250.0200.05718.80
5.4.240.0100.07018.88
5.4.230.0130.06719.02
5.4.220.0070.07019.02
5.4.210.0070.07318.97
5.4.200.0100.07019.02
5.4.190.0170.05018.80
5.4.180.0100.07319.13
5.4.170.0130.04018.77
5.4.160.0100.04019.01
5.4.150.0070.07718.94
5.4.140.0200.06016.34
5.4.130.0170.03316.36
5.4.120.0130.04316.36
5.4.110.0030.07016.34
5.4.100.0030.06316.26
5.4.90.0100.06716.42
5.4.80.0100.07016.21
5.4.70.0030.06716.20
5.4.60.0130.06316.23
5.4.50.0070.07716.40
5.4.40.0030.08016.33
5.4.30.0100.06716.30
5.4.20.0070.04316.18
5.4.10.0000.08016.23
5.4.00.0030.04315.83
5.3.290.0070.07014.61
5.3.280.0030.07714.58
5.3.270.0100.07014.56
5.3.260.0130.07314.59
5.3.250.0100.06314.59
5.3.240.0100.07714.46
5.3.230.0100.08014.53
5.3.220.0070.04014.42
5.3.210.0130.03714.55
5.3.200.0000.05314.55
5.3.190.0070.05014.41
5.3.180.0070.08314.54
5.3.170.0100.06714.50
5.3.160.0070.04714.52
5.3.150.0070.07314.42
5.3.140.0070.06714.41
5.3.130.0070.08714.54
5.3.120.0070.06014.40
5.3.110.0130.07014.38
5.3.100.0070.05314.04
5.3.90.0130.06313.97
5.3.80.0070.06013.87
5.3.70.0000.08313.86
5.3.60.0000.08013.97
5.3.50.0070.07313.85
5.3.40.0000.04013.93
5.3.30.0000.08013.89
5.3.20.0130.06313.45
5.3.10.0030.07313.65
5.3.00.0070.07713.41
5.2.170.0070.06310.97
5.2.160.0100.05311.11
5.2.150.0070.06311.19
5.2.140.0030.06010.97
5.2.130.0170.05011.02
5.2.120.0030.05011.05
5.2.110.0070.06310.89
5.2.100.0100.03711.05
5.2.90.0000.06711.12
5.2.80.0030.06010.90
5.2.70.0030.06311.07
5.2.60.0100.05010.86
5.2.50.0070.06011.05
5.2.40.0070.06011.03
5.2.30.0070.05710.95
5.2.20.0070.06010.94
5.2.10.0030.06010.92
5.2.00.0070.03310.76
5.1.60.0030.05010.48
5.1.50.0030.05310.48
5.1.40.0070.04010.48
5.1.30.0000.03010.48
5.1.20.0030.05310.48
5.1.10.0000.02710.48
5.1.00.0000.02710.48
5.0.50.0000.02310.48
5.0.40.0030.02010.48
5.0.30.0000.03010.48
5.0.20.0000.02010.48
5.0.10.0030.01710.48
5.0.00.0000.03010.48
4.4.90.0030.03710.48
4.4.80.0070.03310.48
4.4.70.0000.02710.48
4.4.60.0000.03710.48
4.4.50.0030.02710.48
4.4.40.0000.04310.48
4.4.30.0070.03010.48
4.4.20.0000.02010.48
4.4.10.0000.01710.48
4.4.00.0000.02710.48
4.3.110.0000.01710.48
4.3.100.0030.01310.48
4.3.90.0000.01710.48
4.3.80.0000.02310.48
4.3.70.0030.01310.48
4.3.60.0000.01310.48
4.3.50.0000.02710.48
4.3.40.0030.02010.48
4.3.30.0030.01010.48
4.3.20.0030.01710.48
4.3.10.0000.01710.48
4.3.00.0000.01310.48

preferences:
42.77 ms | 400 KiB | 5 Q