3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Source: https://bugs.php.net/bug.php?id=62171 $a = array(); $a[0] = &$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)
8.3.70.0070.00718.43
8.3.60.0150.00016.63
8.3.50.0110.00516.38
8.3.40.0070.00718.72
8.3.30.0110.00418.65
8.3.20.0040.00418.57
8.3.10.0110.00018.69
8.3.00.0050.00319.26
8.2.180.0150.00416.38
8.2.170.0110.00422.96
8.2.160.0070.00718.83
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0090.00018.72
8.2.110.0040.00421.04
8.2.100.0090.00317.84
8.2.90.0040.00419.34
8.2.80.0040.00419.21
8.2.70.0080.00017.50
8.2.60.0000.00818.05
8.2.50.0080.00018.07
8.2.40.0060.00318.14
8.2.30.0000.00718.01
8.2.20.0040.00419.41
8.2.10.0050.00317.48
8.2.00.0040.00417.54
8.1.280.0070.01325.92
8.1.270.0060.00323.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00922.42
8.1.230.0090.00320.87
8.1.220.0040.00417.74
8.1.210.0030.00718.80
8.1.200.0030.00617.35
8.1.190.0050.00317.53
8.1.180.0040.00418.10
8.1.170.0040.00418.74
8.1.160.0040.00418.87
8.1.150.0040.00418.57
8.1.140.0000.00817.42
8.1.130.0000.00817.73
8.1.120.0000.00717.36
8.1.110.0040.00417.39
8.1.100.0030.00317.37
8.1.90.0040.00317.29
8.1.80.0030.00317.40
8.1.70.0050.00317.41
8.1.60.0040.00417.50
8.1.50.0040.00417.25
8.1.40.0040.00417.48
8.1.30.0000.00817.44
8.1.20.0040.00417.66
8.1.10.0070.00017.32
8.1.00.0040.00417.26
8.0.300.0080.00019.91
8.0.290.0000.00816.75
8.0.280.0000.00618.32
8.0.270.0000.00717.23
8.0.260.0030.00316.62
8.0.250.0030.00516.83
8.0.240.0030.00616.89
8.0.230.0000.00716.89
8.0.220.0030.00316.84
8.0.210.0000.00916.71
8.0.200.0000.00916.93
8.0.190.0040.00416.77
8.0.180.0070.00016.86
8.0.170.0040.00416.74
8.0.160.0000.00716.72
8.0.150.0000.00716.66
8.0.140.0080.00316.79
8.0.130.0000.00513.26
8.0.120.0040.00416.67
8.0.110.0000.00716.86
8.0.100.0070.00016.68
8.0.90.0030.00316.85
8.0.80.0120.00916.77
8.0.70.0040.00416.69
8.0.60.0070.00016.63
8.0.50.0000.00916.68
8.0.30.0130.00617.00
8.0.20.0140.00516.88
8.0.10.0060.00316.93
8.0.00.0070.01216.50
7.4.330.0000.00512.93
7.4.320.0000.00616.43
7.4.300.0030.00316.54
7.4.290.0070.00016.52
7.4.280.0040.00416.53
7.4.270.0000.00716.51
7.4.260.0000.00613.19
7.4.250.0030.00616.43
7.4.240.0030.00316.51
7.4.230.0040.00416.63
7.4.220.0100.00716.32
7.4.210.0130.00616.47
7.4.200.0030.00616.56
7.4.190.0000.00716.24
7.4.160.0060.00916.32
7.4.150.0070.01016.44
7.4.140.0100.01416.44
7.4.130.0110.00616.33
7.4.120.0040.01516.36
7.4.110.0030.01616.50
7.4.100.0140.00316.45
7.4.90.0090.00916.26
7.4.80.0070.01419.39
7.4.70.0070.01016.50
7.4.60.0060.01016.47
7.4.50.0040.00016.46
7.4.40.0000.01316.62
7.4.30.0030.01316.36
7.4.00.0060.01214.77
7.3.330.0000.00512.94
7.3.320.0000.00513.02
7.3.310.0030.00316.16
7.3.300.0000.00716.10
7.3.290.0050.00816.19
7.3.280.0080.00716.12
7.3.270.0100.00716.38
7.3.260.0060.01316.12
7.3.250.0050.01216.46
7.3.240.0110.00516.22
7.3.230.0120.00616.43
7.3.210.0030.01416.14
7.3.200.0090.00916.13
7.3.190.0100.00916.23
7.3.180.0050.01116.50
7.3.170.0100.00616.14
7.3.160.0090.00916.38
7.3.120.0000.01814.68
7.3.10.0090.00316.54
7.3.00.0040.00816.67
7.2.330.0100.00616.49
7.2.320.0090.01516.46
7.2.310.0120.00916.61
7.2.300.0100.00716.29
7.2.290.0090.00816.46
7.2.130.0030.00716.58
7.2.120.0060.00616.82
7.2.110.0060.00316.85
7.2.100.0030.01016.69
7.2.90.0040.00816.77
7.2.80.0030.01016.89
7.2.70.0070.01116.32
7.2.60.0070.01116.34
7.2.50.0000.01116.82
7.2.40.0030.01016.86
7.2.30.0070.00416.72
7.2.20.0100.00716.77
7.2.10.0110.00316.82
7.2.00.0040.00718.07
7.1.250.0060.00615.55
7.1.200.0070.00715.56
7.1.100.0570.01015.79
7.1.70.0250.00017.11
7.1.60.0090.01519.30
7.1.50.0070.01416.65
7.1.00.0100.02722.35
7.0.200.0030.00716.66
7.0.140.0030.06321.92
7.0.120.0000.07722.19
7.0.60.0100.07319.96
7.0.50.0070.03717.80
7.0.40.0030.09020.08
7.0.30.0170.04020.13
7.0.20.0300.06320.17
7.0.10.0130.07020.30
7.0.00.0100.07320.12
5.6.280.0000.07721.07
5.6.210.0170.07020.68
5.6.200.0070.08018.22
5.6.190.0300.06720.56
5.6.180.0270.04020.58
5.6.170.0300.07320.37
5.6.160.0070.06020.41
5.6.150.0070.06318.22
5.6.140.0170.07018.21
5.6.130.0100.08318.21
5.6.120.0130.08021.01
5.6.110.0100.09321.13
5.6.100.0070.07020.97
5.6.90.0070.07721.02
5.6.80.0170.07320.50
5.6.70.4570.04720.49
5.5.350.0070.08320.52
5.5.340.0030.06017.92
5.5.330.0100.08720.22
5.5.320.0230.04020.31
5.5.310.0200.05020.41
5.5.300.0100.03717.95
5.5.290.0130.06317.90
5.5.280.0070.04020.89
5.5.270.0170.06020.95
5.5.260.0200.06720.83
5.5.250.0030.08320.78
5.5.240.0130.07020.18
5.4.450.0030.07319.41
5.4.440.0030.04319.40
5.4.430.0070.04319.11
5.4.420.0130.04319.11
5.4.410.0070.03719.35
5.4.400.0030.04719.08
5.4.390.0000.07719.14
5.4.380.0070.07718.80
5.4.370.0030.07719.13
5.4.360.0070.05719.00
5.4.350.0000.04719.18
5.4.340.0100.03318.78
5.4.320.0100.06318.92
5.4.310.0030.03719.00
5.4.300.0030.06019.16
5.4.290.0030.04718.79
5.4.280.0070.06319.08
5.4.270.0100.03718.80
5.4.260.0000.04018.78
5.4.250.0000.04719.07
5.4.240.0070.06018.77
5.4.230.0100.07319.14
5.4.220.0170.02719.17
5.4.210.0030.07319.11
5.4.200.0070.03319.07
5.4.190.0070.03319.17
5.4.180.0070.04319.14
5.4.170.0030.04018.99
5.4.160.0000.08018.90
5.4.150.0030.04719.16
5.4.140.0000.08016.25
5.4.130.0030.04016.38
5.4.120.0000.05716.36
5.4.110.0100.07016.27
5.4.100.0070.07316.61
5.4.90.0030.04016.27
5.4.80.0070.03316.15
5.4.70.0030.03716.29
5.4.60.0100.03016.34
5.4.50.0100.06716.41
5.4.40.0170.04716.57
5.4.30.0030.03716.21
5.4.20.0030.04016.21
5.4.10.0100.04316.37
5.4.00.0000.04315.77
5.3.290.0130.06314.45
5.3.280.0030.06714.52
5.3.270.0070.06014.52
5.3.260.0000.07014.53
5.3.250.0100.03314.52
5.3.240.0000.04714.48
5.3.230.0070.03314.38
5.3.220.0000.04314.54
5.3.210.0130.06714.46
5.3.200.0030.06314.40
5.3.190.0030.04014.48
5.3.180.0000.04014.49
5.3.170.0030.05714.57
5.3.160.0000.04314.44
5.3.150.0100.04714.50
5.3.140.0130.05014.37
5.3.130.0070.07314.52
5.3.120.0100.05714.42
5.3.110.0100.03314.63
5.3.100.0070.03713.82
5.3.90.0130.06313.94
5.3.80.0000.08013.98
5.3.70.0030.08013.95
5.3.60.0070.08013.84
5.3.50.0070.07313.95
5.3.40.0000.04713.88
5.3.30.0030.05013.74
5.3.20.0070.06313.47
5.3.10.0030.07313.59
5.3.00.0030.06313.45
5.2.170.0030.03711.22
5.2.160.0030.04311.13
5.2.150.0070.04011.15
5.2.140.0070.04311.21
5.2.130.0100.05711.07
5.2.120.0070.06011.09
5.2.110.0070.06011.09
5.2.100.0030.04011.04
5.2.90.0030.05711.03
5.2.80.0070.05010.93
5.2.70.0030.07011.09
5.2.60.0070.06310.95
5.2.50.0070.06310.95
5.2.40.0000.06711.14
5.2.30.0070.06310.89
5.2.20.0070.06010.88
5.2.10.0000.06310.71
5.2.00.0030.06010.71
5.1.60.0030.0539.98
5.1.50.0070.0439.96
5.1.40.0030.0309.98
5.1.30.0030.04310.38
5.1.20.0100.05710.38
5.1.10.0030.0479.90
5.1.00.0030.03710.11
5.0.50.0000.0438.60
5.0.40.0030.0478.39
5.0.30.0030.0678.14
5.0.20.0000.0438.35
5.0.10.0000.0478.31
5.0.00.0070.0638.16
4.4.90.0030.0337.68
4.4.80.0030.0337.68
4.4.70.0070.0177.68
4.4.60.0030.0337.68
4.4.50.0000.0407.68
4.4.40.0070.0407.68
4.4.30.0000.0377.68
4.4.20.0070.0337.68
4.4.10.0070.0237.68
4.4.00.0030.0477.68
4.3.110.0030.0377.68
4.3.100.0030.0377.68
4.3.90.0030.0207.68
4.3.80.0030.0407.68
4.3.70.0030.0237.68
4.3.60.0030.0337.68
4.3.50.0070.0307.68
4.3.40.0000.0377.68
4.3.30.0000.0177.68
4.3.20.0000.0177.68
4.3.10.0000.0177.68
4.3.00.0030.0277.68

preferences:
46.81 ms | 401 KiB | 5 Q