3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tmp = "abcd"; var_dump($tmp['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)
8.3.60.0120.00916.50
8.3.50.0090.01216.49
8.3.40.0070.00718.83
8.3.30.0150.00318.66
8.3.20.0050.00220.30
8.3.10.0040.00423.66
8.3.00.0070.01022.57
8.2.180.0180.00418.27
8.2.170.0070.00722.96
8.2.160.0070.00719.43
8.2.150.0090.00924.18
8.2.140.0070.00024.66
8.2.130.0110.00022.24
8.2.120.0060.00326.35
8.2.110.0060.00322.12
8.2.100.0090.00317.91
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0050.00317.80
8.2.50.0060.00318.10
8.2.40.0040.00420.45
8.2.30.0040.00419.16
8.2.20.0060.00317.77
8.2.10.0000.00718.03
8.2.00.0060.00317.61
8.1.280.0070.00725.92
8.1.270.0140.00323.97
8.1.260.0040.00428.09
8.1.250.0000.00728.09
8.1.240.0000.00920.92
8.1.230.0110.00019.05
8.1.220.0040.00417.78
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00718.47
8.1.160.0030.00622.13
8.1.150.0050.00318.88
8.1.140.0000.00719.38
8.1.130.0040.00417.61
8.1.120.0050.00317.29
8.1.110.0030.01017.36
8.1.100.0040.00417.39
8.1.90.0040.00417.28
8.1.80.0000.00717.40
8.1.70.0030.00317.40
8.1.60.0080.00017.51
8.1.50.0000.00917.56
8.1.40.0090.00017.53
8.1.30.0040.00417.63
8.1.20.0050.00217.59
8.1.10.0050.00217.45
8.1.00.0040.00417.46
8.0.300.0000.00718.77
8.0.290.0080.00016.75
8.0.280.0070.00018.37
8.0.270.0030.00317.19
8.0.260.0000.00717.38
8.0.250.0030.00316.84
8.0.240.0060.00016.93
8.0.230.0080.00016.93
8.0.220.0040.00416.88
8.0.210.0000.00716.79
8.0.200.0030.00317.03
8.0.190.0000.00816.81
8.0.180.0000.00716.91
8.0.170.0000.00816.95
8.0.160.0000.00716.88
8.0.150.0000.00716.93
8.0.140.0000.00716.81
8.0.130.0000.00713.30
8.0.120.0050.00316.89
8.0.110.0000.00716.90
8.0.100.0040.00416.70
8.0.90.0000.00716.83
8.0.80.0150.00316.82
8.0.70.0000.00716.68
8.0.60.0030.00516.73
8.0.50.0080.00016.75
8.0.30.0090.00917.29
8.0.20.0070.01217.40
8.0.10.0000.00716.96
8.0.00.0030.01316.82
7.4.330.0000.00515.08
7.4.320.0000.00716.57
7.4.300.0000.00716.44
7.4.290.0040.00416.38
7.4.280.0040.00416.52
7.4.270.0040.00416.34
7.4.260.0030.00716.48
7.4.250.0040.00416.29
7.4.240.0060.00316.55
7.4.230.0000.00716.44
7.4.220.0060.01316.49
7.4.210.0070.00716.44
7.4.200.0030.00316.60
7.4.160.0100.00616.47
7.4.150.0090.01317.40
7.4.140.0100.01017.86
7.4.130.0120.00516.46
7.4.120.0130.00616.50
7.4.110.0100.00616.49
7.4.100.0060.01016.54
7.4.90.0100.00716.29
7.4.80.0100.01019.39
7.4.70.0100.00616.38
7.4.60.0060.01216.37
7.4.50.0000.01016.40
7.4.40.0100.01316.32
7.4.30.0040.01216.21
7.4.00.0080.00314.98
7.3.330.0030.00313.04
7.3.320.0000.00513.01
7.3.310.0040.00416.29
7.3.300.0030.00316.30
7.3.290.0090.00716.30
7.3.280.0120.00616.23
7.3.270.0100.00717.40
7.3.260.0120.00616.44
7.3.250.0070.01016.33
7.3.240.0110.00716.25
7.3.230.0180.00316.39
7.3.210.0090.00616.39
7.3.200.0180.00016.35
7.3.190.0140.00316.37
7.3.180.0090.01316.27
7.3.170.0150.00916.23
7.3.160.0180.00016.40
7.3.120.0100.00714.67
7.3.110.0070.00814.75
7.3.100.0070.00414.98
7.3.90.0070.00714.68
7.3.80.0040.00714.90
7.3.70.0040.00714.71
7.3.60.0090.00614.79
7.3.50.0040.01214.55
7.3.40.0090.00614.76
7.3.30.0070.00714.92
7.3.20.0100.00716.60
7.3.10.0070.00716.39
7.3.00.0060.00916.52
7.2.330.0100.00716.26
7.2.320.0100.00616.64
7.2.310.0090.01216.52
7.2.300.0080.00916.50
7.2.290.0130.00616.41
7.2.240.0000.01314.72
7.2.230.0000.01415.14
7.2.220.0050.00514.97
7.2.210.0060.01214.74
7.2.200.0100.00715.05
7.2.190.0030.01314.89
7.2.180.0000.01414.91
7.2.170.0000.01814.92
7.2.160.0040.01114.86
7.2.150.0110.00716.86
7.2.140.0030.00616.73
7.2.130.0030.01216.50
7.2.120.0000.01416.73
7.2.110.0090.00616.83
7.2.100.0080.00416.80
7.2.90.0040.01116.53
7.2.80.0060.01216.77
7.2.70.0100.00616.86
7.2.60.0050.01216.57
7.2.50.0040.01416.45
7.2.40.0030.01216.72
7.2.30.0000.01616.38
7.2.20.0100.00317.00
7.2.10.0100.00716.82
7.2.00.0060.01217.94
7.1.330.0030.00615.82
7.1.320.0100.00315.61
7.1.310.0030.01315.88
7.1.300.0040.00815.62
7.1.290.0110.00315.56
7.1.280.0030.01015.72
7.1.270.0060.00915.78
7.1.260.0060.01215.82
7.1.250.0040.00715.75
7.1.200.0030.00715.55
7.1.100.0060.00618.00
7.1.70.0000.01017.03
7.1.60.0100.00017.21
7.1.50.0090.01216.84
7.1.00.0070.08722.43
7.0.200.0240.00714.73
7.0.100.0230.06320.02
7.0.90.0270.06019.93
7.0.80.0330.06320.04
7.0.70.0370.06319.96
7.0.60.0300.07019.95
7.0.50.0370.07020.33
7.0.40.0470.06720.40
7.0.30.0370.06020.39
7.0.20.0370.05320.35
7.0.10.0330.05320.27
7.0.00.0300.06020.34
5.6.250.0130.05020.54
5.6.240.0170.06020.63
5.6.230.0030.08020.57
5.6.220.0130.06020.75
5.6.210.0100.05320.55
5.6.200.0200.07721.08
5.6.190.0100.08321.09
5.6.180.0170.07021.18
5.6.170.0170.05021.12
5.6.160.0070.05721.11
5.6.150.0170.05021.17
5.6.140.0070.05721.20
5.6.130.0100.05721.08
5.6.120.0030.06321.10
5.6.110.0130.05721.00
5.6.100.0100.06321.05
5.6.90.0170.05321.05
5.6.80.0070.06320.56
5.6.70.0130.06720.48
5.6.60.0170.05020.47
5.6.50.0070.05720.52
5.6.40.0030.06020.48
5.6.30.0100.05020.44
5.6.20.0030.06020.38
5.6.10.0200.04320.46
5.6.00.0170.07320.52

preferences:
63.76 ms | 401 KiB | 5 Q