3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach(get_defined_vars()as $key => $v) { unset($GLOBALS[$key]); } $b=['1','2',3,4,5,6,7,8]; $vars=array_slice($b, 1); var_dump($vars);

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)
8.3.60.0070.01118.43
8.3.50.0140.00221.09
8.3.40.0090.00618.57
8.3.30.0060.00920.29
8.3.20.0000.00720.34
8.3.10.0030.00521.90
8.3.00.0050.00222.34
8.2.180.0120.00316.50
8.2.170.0170.00322.96
8.2.160.0070.00722.16
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00420.68
8.2.110.0000.01022.28
8.2.100.0080.00417.78
8.2.90.0080.00019.22
8.2.80.0040.00419.27
8.2.70.0050.00517.63
8.2.60.0040.00418.04
8.2.50.0060.00318.07
8.2.40.0050.00318.18
8.2.30.0060.00319.52
8.2.20.0040.00417.64
8.2.10.0000.00817.73
8.2.00.0110.00017.72
8.1.280.0120.00625.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00423.75
8.1.230.0110.00019.16
8.1.220.0030.00517.74
8.1.210.0050.00318.77
8.1.200.0040.00417.36
8.1.190.0080.00017.40
8.1.180.0040.00818.10
8.1.170.0030.00518.59
8.1.160.0000.00718.83
8.1.150.0070.00018.68
8.1.140.0070.00017.32
8.1.130.0030.00317.78
8.1.120.0040.00417.42
8.1.110.0000.00717.32
8.1.100.0030.00517.35
8.1.90.0040.00417.43
8.1.80.0030.00417.51
8.1.70.0040.00417.42
8.1.60.0040.00417.47
8.1.50.0050.00517.57
8.1.40.0020.00517.41
8.1.30.0080.00017.52
8.1.20.0000.00817.65
8.1.10.0000.00817.46
8.1.00.0030.00717.45
8.0.300.0030.00518.77
8.0.290.0040.00417.05
8.0.280.0000.00718.45
8.0.270.0000.00717.27
8.0.260.0080.00016.74
8.0.250.0070.00016.93
8.0.240.0000.00816.81
8.0.230.0030.00316.91
8.0.220.0040.00416.79
8.0.210.0000.00716.79
8.0.200.0000.00616.99
8.0.190.0040.00317.00
8.0.180.0040.00416.85
8.0.170.0040.00416.88
8.0.160.0060.00316.83
8.0.150.0030.00316.90
8.0.140.0000.00816.73
8.0.130.0030.00313.26
8.0.120.0000.00816.89
8.0.110.0050.00316.92
8.0.100.0000.00716.78
8.0.90.0070.00016.91
8.0.80.0090.00916.89
8.0.70.0050.00316.91
8.0.60.0020.00516.81
8.0.50.0040.00416.71
8.0.30.0140.00716.96
8.0.20.0130.00717.40
8.0.10.0030.00516.92
8.0.00.0140.00716.75
7.4.330.0050.00014.87
7.4.320.0000.00616.50
7.4.300.0070.00016.52
7.4.290.0030.00316.48
7.4.280.0000.00716.45
7.4.270.0040.00416.66
7.4.260.0060.00013.18
7.4.250.0040.00416.57
7.4.240.0050.00216.53
7.4.230.0000.00716.70
7.4.220.0160.00316.51
7.4.210.0090.00816.60
7.4.200.0000.00716.34
7.4.190.0030.00316.76
7.4.160.0040.01316.50
7.4.150.0130.00717.40
7.4.140.0100.01017.86
7.4.130.0110.00916.50
7.4.120.0040.01416.41
7.4.110.0110.01216.51
7.4.100.0100.00716.43
7.4.90.0120.00416.41
7.4.80.0080.00819.39
7.4.70.0110.00616.46
7.4.60.0030.01316.45
7.4.50.0000.00816.34
7.4.40.0070.01022.77
7.4.30.0110.01116.57
7.4.00.0040.01115.06
7.3.330.0000.00513.11
7.3.320.0070.00013.18
7.3.310.0030.00316.32
7.3.300.0030.00316.15
7.3.290.0120.00616.30
7.3.280.0050.00916.31
7.3.270.0170.00017.40
7.3.260.0130.00316.21
7.3.250.0140.00516.37
7.3.240.0100.00716.61
7.3.230.0080.01616.44
7.3.210.0130.00316.40
7.3.200.0120.00619.39
7.3.190.0100.00716.25
7.3.180.0190.00016.24
7.3.170.0100.00716.31
7.3.160.0040.01316.32
7.3.120.0080.00015.00
7.2.330.0090.00916.67
7.2.320.0130.00316.53
7.2.310.0110.00816.46
7.2.300.0090.00616.74
7.2.290.0110.00616.65
7.2.00.0070.00719.55
7.1.100.0130.00718.04
7.1.70.0030.00517.10
7.1.60.0060.01919.21
7.1.50.0070.01016.91
7.1.00.0070.06322.54
7.0.200.0020.00516.82
7.0.140.0000.07721.99
7.0.110.0100.03721.77
7.0.100.0000.04721.81
7.0.90.0030.06721.71
7.0.80.0030.03721.60
7.0.70.0000.09021.81
7.0.60.0030.04721.71
7.0.50.0130.03021.76
7.0.40.0030.04019.87
7.0.30.0030.03719.78
7.0.20.0100.03319.84
7.0.10.0000.05719.81
7.0.00.0070.03319.71
5.6.280.0000.07721.07
5.6.260.0030.04020.67
5.6.250.0030.06320.71
5.6.240.0070.06320.66
5.6.230.0000.07720.56
5.6.220.0000.04320.45
5.6.210.0000.04020.54
5.6.200.0030.04020.85
5.6.190.0070.03720.63
5.6.180.0000.04020.63
5.6.170.0030.04320.68
5.6.160.0000.04020.57
5.6.150.0100.08020.69
5.6.140.0000.04020.58
5.6.130.0030.04020.64
5.6.120.0070.03720.55
5.6.110.0000.04720.55
5.6.100.0030.04020.53
5.6.90.0030.06720.60
5.6.80.0070.03320.09
5.6.70.0000.04019.99
5.6.60.0070.03320.21
5.6.50.0030.03320.00
5.6.40.0030.05020.16
5.6.30.0000.05019.82
5.6.20.0100.07019.99
5.6.10.0100.07319.91
5.6.00.0000.07719.82
5.5.380.0000.04320.40
5.5.370.0100.06720.32
5.5.360.0000.06720.54
5.5.350.0100.06720.39
5.5.340.0030.08020.76
5.5.330.0000.04320.77
5.5.320.0030.03720.89
5.5.310.0000.04020.83
5.5.300.0030.05020.83
5.5.290.0030.04020.77
5.5.280.0070.08020.65
5.5.270.0030.04020.86
5.5.260.0100.03320.82
5.5.250.0030.04020.70
5.5.240.0100.04320.19
5.5.230.0000.04320.27
5.5.220.0000.04020.38
5.5.210.0000.04020.31
5.5.200.0030.07720.19
5.5.190.0030.07020.25
5.5.180.0030.07720.15
5.5.160.0070.06720.15
5.5.150.0030.07020.15
5.5.140.0070.07320.35
5.5.130.0070.08020.12
5.5.120.0030.07320.18
5.5.110.0100.07020.27
5.5.100.0000.07720.00
5.5.90.0030.07020.24
5.5.80.0070.04320.14
5.5.70.0070.07320.04
5.5.60.0030.04020.00
5.5.50.0030.07320.12
5.5.40.0070.05320.12
5.5.30.0100.06720.02
5.5.20.0000.04019.97
5.5.10.0030.07319.95
5.5.00.0070.06719.89
5.4.450.0000.04319.49
5.4.440.0000.04019.27
5.4.430.0000.04019.34
5.4.420.0030.03319.34
5.4.410.0030.05019.14
5.4.400.0000.03719.27
5.4.390.0000.04719.17
5.4.380.0030.03319.10
5.4.370.0030.03319.16
5.4.360.0130.06319.00
5.4.350.0100.03719.18
5.4.340.0000.08319.25
5.4.320.0070.06319.09
5.4.310.0100.07319.07
5.4.300.0070.04318.94
5.4.290.0030.07318.93
5.4.280.0000.08719.11
5.4.270.0000.07319.12
5.4.260.0000.04719.11
5.4.250.0170.03718.94
5.4.240.0030.04718.93
5.4.230.0070.06719.09
5.4.220.0030.06719.17
5.4.210.0030.04719.24
5.4.200.0030.07719.23
5.4.190.0070.05719.02
5.4.180.0030.06718.91
5.4.170.0130.06718.93
5.4.160.0030.07319.00
5.4.150.0030.08318.97
5.4.140.0000.07716.22
5.4.130.0030.07316.18
5.4.120.0000.03716.39
5.4.110.0000.08016.08
5.4.100.0030.05716.28
5.4.90.0030.07316.50
5.4.80.0000.06716.38
5.4.70.0100.06716.50
5.4.60.0030.06716.26
5.4.50.0030.06316.48
5.4.40.0100.03716.55
5.4.30.0070.06716.15
5.4.20.0100.04016.43
5.4.10.0070.07016.34
5.4.00.0000.06315.63
5.3.290.0030.08014.61
5.3.280.0000.06314.54
5.3.270.0070.07014.45
5.3.260.0030.07714.62
5.3.250.0030.07314.63
5.3.240.0030.07014.70
5.3.230.0100.06714.48
5.3.220.0030.06314.64
5.3.210.0000.07714.49
5.3.200.0030.07014.58
5.3.190.0030.07314.36
5.3.180.0030.07314.50
5.3.170.0030.07014.46
5.3.160.0000.08014.50
5.3.150.0030.07714.46
5.3.140.0030.07314.44
5.3.130.0070.07014.63
5.3.120.0030.07314.39
5.3.110.0000.07714.43
5.3.100.0030.06713.83
5.3.90.0000.07714.12
5.3.80.0070.06314.13
5.3.70.0030.06314.08
5.3.60.0000.04713.88
5.3.50.0000.07713.95
5.3.40.0000.03713.73
5.3.30.0030.03713.69
5.3.20.0000.05313.62
5.3.10.0030.06313.52
5.3.00.0100.04713.57
5.2.170.0000.06711.53
5.2.160.0070.04711.53
5.2.150.0000.06311.53
5.2.140.0030.05711.53
5.2.130.0030.05311.53
5.2.120.0100.04311.53
5.2.110.0000.04011.53
5.2.100.0030.05711.53
5.2.90.0030.06011.53
5.2.80.0100.06011.53
5.2.70.0030.06011.53
5.2.60.0000.06711.53
5.2.50.0030.07311.53
5.2.40.0070.05711.53
5.2.30.0030.06311.53
5.2.20.0030.05011.53
5.2.10.0000.05711.53
5.2.00.0070.05711.53
5.1.60.0070.04711.53
5.1.50.0000.05011.53
5.1.40.0030.05011.53
5.1.30.0030.05011.53
5.1.20.0030.05311.53
5.1.10.0000.04311.53
5.1.00.0000.05311.53
5.0.50.0030.04711.53
5.0.40.0030.04311.53
5.0.30.0000.06311.53
5.0.20.0070.04011.53
5.0.10.0000.04311.53
5.0.00.0030.05311.53
4.4.90.0070.03011.53
4.4.80.0030.01711.53
4.4.70.0030.02311.53
4.4.60.0030.03011.53
4.4.50.0000.03711.53
4.4.40.0070.04711.53
4.4.30.0000.03711.53
4.4.20.0000.03711.53
4.4.10.0030.03311.53
4.4.00.0030.05011.53
4.3.110.0000.03311.53
4.3.100.0030.02711.53
4.3.90.0030.03011.53
4.3.80.0030.04311.53
4.3.70.0030.03011.53
4.3.60.0030.03011.53
4.3.50.0000.02711.53
4.3.40.0000.04711.53
4.3.30.0030.03011.53
4.3.20.0000.03711.53
4.3.10.0100.02311.53
4.3.00.0030.03311.53

preferences:
66.04 ms | 401 KiB | 5 Q