3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); var_dump($a['x']);

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)
8.3.40.0090.00618.59
8.3.30.0080.00820.07
8.3.20.0040.00418.73
8.3.10.0040.00421.13
8.3.00.0030.00523.51
8.2.170.0150.00022.96
8.2.160.0100.01020.47
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0000.00719.89
8.2.110.0100.00019.19
8.2.100.0060.00617.91
8.2.90.0040.00419.05
8.2.80.0040.00419.39
8.2.70.0000.00817.75
8.2.60.0080.00017.90
8.2.50.0040.00418.07
8.2.40.0030.00618.16
8.2.30.0000.00719.42
8.2.20.0040.00417.74
8.2.10.0030.00517.73
8.2.00.0080.00217.73
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0030.00920.68
8.1.230.0040.00720.97
8.1.220.0050.00318.77
8.1.210.0000.00818.95
8.1.200.0030.00717.22
8.1.190.0050.00317.41
8.1.180.0060.00318.10
8.1.170.0080.00018.24
8.1.160.0030.00718.74
8.1.150.0080.00018.48
8.1.140.0000.00717.31
8.1.130.0000.00817.73
8.1.120.0000.00917.46
8.1.110.0050.00217.28
8.1.100.0040.00417.32
8.1.90.0040.00317.31
8.1.80.0020.00517.29
8.1.70.0030.00317.40
8.1.60.0030.00517.57
8.1.50.0000.00717.28
8.1.40.0030.00617.44
8.1.30.0000.00717.56
8.1.20.0060.00317.48
8.1.10.0050.00317.55
8.1.00.0040.00417.40
8.0.300.0040.00419.86
8.0.290.0030.00317.04
8.0.280.0030.00318.45
8.0.270.0030.00317.22
8.0.260.0030.00316.80
8.0.250.0000.00716.95
8.0.240.0000.00716.93
8.0.230.0070.00016.90
8.0.220.0000.00716.95
8.0.210.0060.00316.86
8.0.200.0060.00016.98
8.0.190.0040.00416.98
8.0.180.0110.00016.94
8.0.170.0060.00316.84
8.0.160.0000.00816.83
8.0.150.0000.00716.79
8.0.140.0050.00316.84
8.0.130.0000.00513.27
8.0.120.0040.00416.67
8.0.110.0050.00316.86
8.0.100.0000.00716.91
8.0.90.0040.00416.79
8.0.80.0110.01116.91
8.0.70.0000.00716.93
8.0.60.0000.00716.95
8.0.50.0040.00416.68
8.0.30.0080.01217.09
8.0.20.0130.00617.40
8.0.10.0000.00717.07
8.0.00.0110.00916.77
7.4.330.0060.00016.70
7.4.320.0030.00316.43
7.4.300.0000.00616.42
7.4.290.0000.00716.38
7.4.280.0030.00316.52
7.4.270.0030.00316.52
7.4.260.0000.00513.18
7.4.250.0060.00316.31
7.4.240.0000.00716.62
7.4.230.0030.00316.34
7.4.220.0100.01716.45
7.4.210.0100.00716.39
7.4.200.0040.00416.46
7.4.190.0070.00016.59
7.4.160.0120.00916.54
7.4.150.0190.00617.40
7.4.140.0130.00317.86
7.4.130.0090.00916.51
7.4.120.0100.00916.41
7.4.110.0070.01016.37
7.4.100.0160.00616.27
7.4.90.0130.01316.37
7.4.80.0090.00919.39
7.4.70.0190.00016.48
7.4.60.0060.01016.55
7.4.50.0090.00016.43
7.4.40.0090.00622.77
7.4.30.0130.01016.35
7.4.00.0020.01514.92
7.3.330.0000.00512.95
7.3.320.0000.00513.00
7.3.310.0070.00016.14
7.3.300.0040.00416.29
7.3.290.0040.01116.30
7.3.280.0110.00716.24
7.3.270.0300.01417.40
7.3.260.0160.00418.24
7.3.250.0140.00516.24
7.3.240.0130.00416.36
7.3.230.0100.00716.39
7.3.210.0100.00616.33
7.3.200.0060.01619.39
7.3.190.0060.00916.16
7.3.180.0060.00916.44
7.3.170.0070.01016.27
7.3.160.0130.00316.30
7.3.120.0080.00714.81
7.3.110.0100.01014.77
7.3.100.0130.00614.94
7.3.90.0070.00314.62
7.3.80.0030.00614.94
7.3.70.0100.00314.80
7.3.60.0070.00714.83
7.3.50.0130.00014.85
7.3.40.0060.00614.77
7.3.30.0110.00614.69
7.3.20.0030.00716.59
7.3.10.0040.01116.45
7.3.00.0020.00916.40
7.2.330.0070.01816.25
7.2.320.0180.00016.64
7.2.310.0090.00916.41
7.2.300.0100.00716.41
7.2.290.0110.00516.36
7.2.250.0100.01014.51
7.2.240.0080.00414.71
7.2.230.0080.00614.89
7.2.220.0110.00414.89
7.2.210.0070.00715.00
7.2.200.0030.01315.05
7.2.190.0120.00014.83
7.2.180.0040.01214.53
7.2.170.0000.00914.91
7.2.160.0040.00714.84
7.2.150.0100.01016.47
7.2.140.0080.00416.82
7.2.130.0060.00816.89
7.2.120.0050.00916.87
7.2.110.0050.00616.75
7.2.100.0060.00616.74
7.2.90.0070.00616.62
7.2.80.0030.00916.84
7.2.70.0050.00916.65
7.2.60.0020.00816.89
7.2.50.0060.00916.69
7.2.40.0090.00316.73
7.2.30.0050.00716.78
7.2.20.0050.00416.72
7.2.10.0100.00516.76
7.2.00.0060.00617.62
7.1.330.0020.01615.79
7.1.320.0070.01015.66
7.1.310.0030.00615.58
7.1.300.0110.00015.46
7.1.290.0030.00915.63
7.1.280.0090.00315.60
7.1.270.0110.00715.68
7.1.260.0070.00715.51
7.1.250.0040.01115.71
7.1.240.0090.00315.79
7.1.230.0000.01515.66
7.1.220.0070.00315.58
7.1.210.0030.00615.59
7.1.200.0060.00315.64
7.1.190.0040.01215.69
7.1.180.0000.01115.50
7.1.170.0070.00715.34
7.1.160.0070.00715.71
7.1.150.0070.00415.82
7.1.140.0030.00915.54
7.1.130.0100.00315.50
7.1.120.0060.00615.67
7.1.110.0040.00815.81
7.1.100.0080.00716.56
7.1.90.0030.01015.39
7.1.80.0000.01015.50
7.1.70.0080.00816.05
7.1.60.0080.01017.44
7.1.50.0050.00716.39
7.1.40.0060.00915.49
7.1.30.0060.00915.70
7.1.20.0110.00715.68
7.1.10.0060.00915.74
7.1.00.0020.02319.01
7.0.330.0100.00715.38
7.0.320.0070.00715.22
7.0.310.0040.00715.06
7.0.300.0000.00815.12
7.0.290.0090.00314.94
7.0.280.0040.00815.27
7.0.270.0060.00615.05
7.0.260.0050.00315.38
7.0.250.0000.01715.41
7.0.240.0100.00715.54
7.0.230.0060.01115.28
7.0.220.0040.00415.16
7.0.210.0060.00615.30
7.0.200.0060.00516.08
7.0.190.0120.00315.34
7.0.180.0040.01115.35
7.0.170.0000.01815.18
7.0.160.0120.00015.32
7.0.150.0040.00415.18
7.0.140.0050.03918.71
7.0.130.0040.00815.26
7.0.120.0040.00815.39
7.0.110.0080.00815.34
7.0.100.0100.02317.70
7.0.90.0090.02217.72
7.0.80.0060.02217.61
7.0.70.0080.02817.62
7.0.60.0020.04717.54
7.0.50.0090.04017.88
7.0.40.0070.02216.79
7.0.30.0030.02516.81
7.0.20.0070.03516.82
7.0.10.0030.04516.85
7.0.00.0070.04516.86
5.6.400.0030.01014.40
5.6.390.0000.01514.22
5.6.380.0030.01014.25
5.6.370.0030.01014.29
5.6.360.0030.00914.56
5.6.350.0000.00814.26
5.6.340.0100.00614.20
5.6.330.0080.00414.36
5.6.320.0070.01014.39
5.6.310.0040.00714.51
5.6.300.0100.00314.22
5.6.290.0040.00714.29
5.6.280.0050.04117.68
5.6.270.0090.00614.36
5.6.260.0000.01414.58
5.6.250.0070.04817.36
5.6.240.0080.03117.43
5.6.230.0110.03217.54
5.6.220.0020.02617.42
5.6.210.0070.02017.47
5.6.200.0050.03717.69
5.6.190.0050.02517.62
5.6.180.0100.03517.56
5.6.170.0050.02817.66
5.6.160.0050.03817.88
5.6.150.0050.02017.63
5.6.140.0020.03417.55
5.6.130.0050.03917.52
5.6.120.0060.02917.64
5.6.110.0090.03417.45
5.6.100.0100.03317.53
5.6.90.0100.04717.53
5.6.80.0070.04117.36
5.6.70.0030.02717.11
5.6.60.0050.04317.35
5.6.50.0130.03217.46
5.6.40.0050.02317.35
5.6.30.0030.02317.35
5.6.20.0030.04017.32
5.6.10.0000.03017.31
5.6.00.0050.03217.51
5.5.380.0030.04217.21
5.5.370.0000.02717.20
5.5.360.0050.02817.26
5.5.350.0130.03517.25
5.5.340.0030.02517.53
5.5.330.0070.03917.51
5.5.320.0070.04417.60
5.5.310.0080.03817.51
5.5.300.0070.03417.51
5.5.290.0000.03117.54
5.5.280.0030.03017.57
5.5.270.0030.04017.43
5.5.260.0080.02717.38
5.5.250.0070.02017.34
5.5.240.0080.03717.20
5.5.230.0120.03317.13
5.5.220.0060.02717.20
5.5.210.0020.04117.27
5.5.200.0030.04517.27
5.5.190.0030.02617.12
5.5.180.0070.04117.09
5.5.170.0070.00413.97
5.5.160.0050.02317.15
5.5.150.0050.03717.16
5.5.140.0080.03617.12
5.5.130.0100.04317.07
5.5.120.0100.05717.15
5.5.110.0000.03617.09
5.5.100.0060.03216.90
5.5.90.0080.03317.04
5.5.80.0070.04017.00
5.5.70.0000.02817.15
5.5.60.0080.02417.17
5.5.50.0070.01717.06
5.5.40.0020.04417.01
5.5.30.0030.02317.16
5.5.20.0070.04517.03
5.5.10.0030.03617.18
5.5.00.0050.02717.02
5.4.450.0050.02916.49
5.4.440.0020.03016.52
5.4.430.0100.03516.52
5.4.420.0110.03216.49
5.4.410.0040.04416.38
5.4.400.0020.02916.33
5.4.390.0060.03116.37
5.4.380.0050.01716.35
5.4.370.0030.02716.28
5.4.360.0080.03016.19
5.4.350.0050.04016.41
5.4.340.0060.02016.31
5.4.330.0000.00913.59
5.4.320.0060.04016.25
5.4.310.0070.03516.28
5.4.300.0050.03716.26
5.4.290.0040.04316.40
5.4.280.0080.03816.25
5.4.270.0050.01716.32
5.4.260.0030.04316.28
5.4.250.0020.02816.29
5.4.240.0030.01816.33
5.4.230.0060.01816.30
5.4.220.0030.02016.26
5.4.210.0060.04016.34
5.4.200.0050.03716.29
5.4.190.0050.01716.30
5.4.180.0020.02016.26
5.4.170.0050.02016.24
5.4.160.0050.03616.27
5.4.150.0050.04316.34
5.4.140.0040.01814.93
5.4.130.0110.03014.93
5.4.120.0020.02814.98
5.4.110.0060.03414.99
5.4.100.0060.03614.97
5.4.90.0020.02415.01
5.4.80.0050.03514.96
5.4.70.0020.03014.92
5.4.60.0090.02414.91
5.4.50.0020.04214.91
5.4.40.0030.02215.02
5.4.30.0080.02814.93
5.4.20.0040.03514.98
5.4.10.0080.03314.98
5.4.00.0020.03814.58
5.3.290.0070.01714.05
5.3.280.0050.04014.08
5.3.270.0050.01914.06
5.3.260.0050.03514.09
5.3.250.0020.02714.02
5.3.240.0030.03714.07
5.3.230.0060.02314.02
5.3.220.0020.02114.00
5.3.210.0070.02514.07
5.3.200.0100.01714.05
5.3.190.0070.03814.03
5.3.180.0080.01614.07
5.3.170.0050.02614.05
5.3.160.0030.03514.06
5.3.150.0050.04014.08
5.3.140.0050.02814.06
5.3.130.0030.03314.04
5.3.120.0050.02514.07
5.3.110.0050.04113.99
5.3.100.0030.03113.81
5.3.90.0050.04113.77
5.3.80.0000.02413.79
5.3.70.0090.03313.72
5.3.60.0030.04213.75
5.3.50.0050.04113.77
5.3.40.0070.04013.75
5.3.30.0020.04113.74
5.3.20.0020.03713.56
5.3.10.0100.02513.62
5.3.00.0030.04013.59
5.2.170.0000.06311.59
5.2.160.0000.05711.59
5.2.150.0030.05011.59
5.2.140.0000.05011.59
5.2.130.0100.05011.59
5.2.120.0000.03011.59
5.2.110.0070.02311.59
5.2.100.0030.02711.59
5.2.90.0070.03711.59
5.2.80.0070.05311.59
5.2.70.0070.05011.59
5.2.60.0170.02011.59
5.2.50.0070.05711.59
5.2.40.0030.06011.59
5.2.30.0030.03711.59
5.2.20.0030.06011.59
5.2.10.0070.05011.59
5.2.00.0030.05011.59
5.1.60.0000.02311.59
5.1.50.0070.05011.59
5.1.40.0070.02011.59
5.1.30.0000.03311.59
5.1.20.0000.05311.59
5.1.10.0000.02311.59
5.1.00.0030.05711.59
5.0.50.0000.02711.59
5.0.40.0000.03011.59
5.0.30.0000.03011.59
5.0.20.0030.02011.59
5.0.10.0070.03011.59
5.0.00.0000.03711.59
4.4.90.0000.03311.59
4.4.80.0030.02711.59
4.4.70.0030.03011.59
4.4.60.0000.02011.59
4.4.50.0030.02311.59
4.4.40.0070.05011.59
4.4.30.0000.03711.59
4.4.20.0000.02711.59
4.4.10.0070.02311.59
4.4.00.0000.02711.59
4.3.110.0030.03011.59
4.3.100.0030.03011.59
4.3.90.0070.03311.59
4.3.80.0030.02311.59
4.3.70.0000.01711.59
4.3.60.0030.03311.59
4.3.50.0000.03711.59
4.3.40.0000.03311.59
4.3.30.0000.03011.59
4.3.20.0000.03711.59
4.3.10.0000.03711.59
4.3.00.0000.03711.59

preferences:
40.55 ms | 400 KiB | 5 Q