3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "1234567890"; var_dump($a[010], isset($a[010])); // true var_dump($a["010"], isset($a["010"])); // false; 10進数の10として認識されている $a .= "a"; var_dump($a["010"], isset($a["010"])); // true

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)
8.3.60.0150.00718.62
8.3.50.0140.00521.09
8.3.40.0120.00918.83
8.3.30.0070.00720.17
8.3.20.0000.00720.08
8.3.10.0000.00821.04
8.3.00.0070.00022.51
8.2.180.0070.01116.75
8.2.170.0110.00422.96
8.2.160.0060.00922.32
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00020.75
8.2.110.0030.00619.24
8.2.100.0000.01217.91
8.2.90.0080.00319.18
8.2.80.0090.00017.97
8.2.70.0100.00317.63
8.2.60.0000.00817.93
8.2.50.0000.00818.07
8.2.40.0050.00318.07
8.2.30.0040.00419.55
8.2.20.0040.00417.71
8.2.10.0060.00317.61
8.2.00.0080.00017.59
8.1.280.0100.00725.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.48
8.1.230.0080.00421.10
8.1.220.0040.00418.77
8.1.210.0040.00418.85
8.1.200.0100.00017.21
8.1.190.0020.00517.50
8.1.180.0000.00818.10
8.1.170.0040.00418.52
8.1.160.0000.00818.83
8.1.150.0080.00018.54
8.1.140.0050.00217.43
8.1.130.0070.00017.90
8.1.120.0040.00417.37
8.1.110.0060.00317.35
8.1.100.0030.00517.45
8.1.90.0050.00317.42
8.1.80.0030.00317.29
8.1.70.0070.00017.23
8.1.60.0000.00717.38
8.1.50.0070.00017.53
8.1.40.0030.00517.37
8.1.30.0000.00817.45
8.1.20.0030.00617.59
8.1.10.0000.00717.62
8.1.00.0050.00217.51
8.0.300.0030.00619.95
8.0.290.0070.00017.04
8.0.280.0000.00718.41
8.0.270.0030.00316.73
8.0.260.0040.00416.83
8.0.250.0070.00016.98
8.0.240.0040.00416.95
8.0.230.0060.00316.91
8.0.220.0030.00316.79
8.0.210.0000.00816.87
8.0.200.0000.00716.99
8.0.190.0000.00716.78
8.0.180.0040.00416.95
8.0.170.0070.00016.92
8.0.160.0030.00416.77
8.0.150.0040.00416.81
8.0.140.0040.00416.78
8.0.130.0030.00313.40
8.0.120.0040.00416.85
8.0.110.0040.00416.70
8.0.100.0000.00716.82
8.0.90.0040.00416.86
8.0.80.0090.00616.86
8.0.70.0040.00416.76
8.0.60.0070.00016.98
8.0.50.0050.00216.71
8.0.30.0130.00417.06
8.0.20.0100.00817.40
8.0.10.0050.00216.86
8.0.00.0110.01016.67
7.4.330.0030.00316.77
7.4.320.0050.00316.55
7.4.300.0000.00616.55
7.4.290.0030.00316.40
7.4.280.0030.00316.43
7.4.270.0030.00316.43
7.4.260.0000.00613.32
7.4.250.0040.00416.42
7.4.240.0050.00216.46
7.4.230.0020.00516.55
7.4.220.0150.01116.62
7.4.210.0050.01016.50
7.4.200.0040.00416.36
7.4.190.0000.00716.40
7.4.160.0060.00916.53
7.4.150.0150.00317.40
7.4.140.0200.02217.86
7.4.130.0110.00616.36
7.4.120.0080.00816.38
7.4.110.0090.00916.61
7.4.100.0100.00716.48
7.4.90.0100.00716.38
7.4.80.0100.00719.39
7.4.70.0030.01716.22
7.4.60.0080.00816.55
7.4.50.0000.00416.44
7.4.40.0150.00022.77
7.4.30.0030.01516.41
7.4.00.0030.01415.09
7.3.330.0000.00513.14
7.3.320.0000.00513.07
7.3.310.0030.00316.46
7.3.300.0050.00216.32
7.3.290.0100.00316.33
7.3.280.0050.01016.34
7.3.270.0130.00417.40
7.3.260.0070.01118.24
7.3.250.0110.00616.38
7.3.240.0100.00716.28
7.3.230.0110.00616.39
7.3.210.0090.00916.36
7.3.200.0040.01419.39
7.3.190.0040.01216.27
7.3.180.0130.00316.35
7.3.170.0150.00616.32
7.3.160.0130.00616.29
7.3.120.0070.00714.59
7.3.10.0100.00316.39
7.3.00.0060.00916.63
7.2.330.0120.00916.70
7.2.320.0110.01416.61
7.2.310.0150.00416.29
7.2.300.0060.01616.79
7.2.290.0090.00916.56
7.2.130.0040.01216.82
7.2.120.0070.00716.87
7.2.110.0120.00317.01
7.2.100.0000.01516.95
7.2.90.0090.00016.91
7.2.80.0000.01216.46
7.2.70.0000.01216.66
7.2.60.0080.00816.91
7.2.50.0030.00617.03
7.2.40.0000.01117.10
7.2.30.0030.00616.88
7.2.20.0040.00816.89
7.2.10.0070.00416.94
7.2.00.0070.00717.99
7.1.250.0040.00715.91
7.1.200.0070.00415.78
7.1.70.0040.01117.05
7.1.60.0080.00417.16
7.1.50.0060.01516.93
7.1.00.0030.07322.33
7.0.200.0000.01716.77
7.0.140.0130.06322.10
7.0.70.4130.04019.96
7.0.60.0030.06320.03
7.0.50.0030.04317.79
7.0.40.0070.07319.97
7.0.30.0530.05720.30
7.0.20.0300.06320.16
7.0.10.0230.05320.18
7.0.00.0070.08320.08
5.6.280.0000.07721.14
5.6.210.0130.07720.61
5.6.200.0100.08318.13
5.6.190.0000.10020.76
5.6.180.0030.08720.32
5.6.170.0270.08320.51
5.6.160.0130.07720.51
5.6.150.0030.06018.12
5.6.140.0130.07718.18
5.6.130.0130.05318.18
5.6.120.0100.05720.95
5.6.110.0000.04320.97
5.6.100.0170.08021.10
5.6.90.0170.07721.02
5.6.80.0030.04020.52
5.6.70.0230.07020.51
5.5.350.0030.04020.43
5.5.340.0030.05017.98
5.5.330.0070.08020.45
5.5.320.0000.06720.12
5.5.310.0230.04720.27
5.5.300.0130.04317.95
5.5.290.0170.02717.87
5.5.280.0030.05320.64
5.5.270.0100.06320.86
5.5.260.0100.04020.75
5.5.250.0070.08320.61
5.5.240.0100.06020.13
5.4.450.0230.05019.25
5.4.440.0270.04019.41
5.4.430.0330.05319.20
5.4.420.0300.06319.42
5.4.410.0370.04019.25
5.4.400.0330.04319.08
5.4.390.0230.04318.88
5.4.380.0270.07318.81
5.4.370.0330.06719.22
5.4.360.0230.05319.09
5.4.350.0200.04718.88
5.4.340.0300.06318.88
5.4.320.0300.08019.16
5.4.310.0230.08019.25
5.4.300.0300.06018.88
5.4.290.0270.04719.22
5.4.280.0270.07719.09
5.4.270.0330.04719.10
5.4.260.0330.06018.91
5.4.250.0330.06018.87
5.4.240.0270.05019.12
5.4.230.0270.07319.25
5.4.220.0300.06318.92
5.4.210.0330.05719.08
5.4.200.0300.07318.92
5.4.190.0170.04719.07
5.4.180.0270.04719.12
5.4.170.0330.04019.12
5.4.160.0200.06018.91
5.4.150.0230.04719.07
5.4.140.0300.06716.46
5.4.130.0230.06016.32
5.4.120.0230.08016.26
5.4.110.0300.04016.29
5.4.100.0230.07716.43
5.4.90.0370.05716.30
5.4.80.0230.05016.33
5.4.70.0300.06716.43
5.4.60.0300.06016.39
5.4.50.0400.03316.45
5.4.40.0270.05016.42
5.4.30.0200.03716.20
5.4.20.0230.07316.50
5.4.10.0300.06316.36
5.4.00.0330.05015.73
5.3.290.0300.07014.50
5.3.280.0300.04014.44
5.3.270.0300.04714.46
5.3.260.0270.04714.47
5.3.250.0270.07314.64
5.3.240.0370.06714.63
5.3.230.0270.06714.55
5.3.220.0270.05014.46
5.3.210.0270.04314.65
5.3.200.0300.06714.40
5.3.190.0130.05014.61
5.3.180.0330.06714.51
5.3.170.0330.06014.60
5.3.160.0270.05314.49
5.3.150.0330.06714.42
5.3.140.0230.05014.59
5.3.130.0300.07314.49
5.3.120.0300.05714.40
5.3.110.0300.06714.48
5.3.100.0200.05313.98
5.3.90.0270.05713.86
5.3.80.0300.04313.96
5.3.70.0270.04013.89
5.3.60.0270.07013.95
5.3.50.0230.06713.72
5.3.40.0330.06013.99
5.3.30.0270.05013.75
5.3.20.0270.06713.54
5.3.10.0300.04313.59
5.3.00.0270.05013.58
5.2.170.0300.03311.75
5.2.160.0230.05711.75
5.2.150.0270.04311.75
5.2.140.0230.03311.75
5.2.130.0230.05311.75
5.2.120.0170.04711.75
5.2.110.0270.04311.75
5.2.100.0270.03011.75
5.2.90.0330.04711.75
5.2.80.0270.03311.75
5.2.70.0230.05011.75
5.2.60.0200.03711.75
5.2.50.0200.06311.75
5.2.40.0200.05311.75
5.2.30.0300.03011.75
5.2.20.0200.02711.75
5.2.10.0200.06011.75
5.2.00.0230.04311.75
5.1.60.0230.03311.75
5.1.50.0200.03711.75
5.1.40.0170.02311.75
5.1.30.0270.03311.75
5.1.20.0200.05311.75
5.1.10.0170.05711.75
5.1.00.0200.05011.75
5.0.50.0100.04311.75
5.0.40.0130.04311.75
5.0.30.0100.06311.75
5.0.20.0100.04711.75
5.0.10.0130.02311.75
5.0.00.0100.06311.75
4.4.90.0100.01711.75
4.4.80.0130.03011.75
4.4.70.0070.02011.75
4.4.60.0170.03011.75
4.4.50.0100.02011.75
4.4.40.0030.05711.75
4.4.30.0070.01711.75
4.4.20.0130.03311.75
4.4.10.0170.01311.75
4.4.00.0100.05011.75
4.3.110.0100.03711.75
4.3.100.0070.02311.75
4.3.90.0070.04011.75
4.3.80.0070.03711.75
4.3.70.0070.01711.75
4.3.60.0070.01711.75
4.3.50.0130.01011.75
4.3.40.0070.02311.75
4.3.30.0030.01711.75
4.3.20.0030.03711.75
4.3.10.0070.03311.75
4.3.00.0030.03011.75

preferences:
42.24 ms | 401 KiB | 5 Q