3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = $a+ + + $a; var_dump($b);

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)
8.3.60.0060.01018.43
8.3.50.0120.00316.21
8.3.40.0040.01118.52
8.3.30.0110.00418.66
8.3.20.0040.00420.34
8.3.10.0090.00020.73
8.3.00.0080.00018.93
8.2.180.0060.00918.29
8.2.170.0070.01422.96
8.2.160.0100.00320.35
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0000.00819.36
8.2.110.0030.00620.93
8.2.100.0060.01117.83
8.2.90.0030.00619.21
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0070.00318.05
8.2.50.0080.00018.10
8.2.40.0030.00520.66
8.2.30.0000.00719.22
8.2.20.0040.00418.00
8.2.10.0000.00717.99
8.2.00.0000.00717.99
8.1.280.0180.00425.92
8.1.270.0070.00023.75
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00321.02
8.1.230.0050.00620.23
8.1.220.0000.00717.79
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0040.00417.10
8.1.180.0080.00018.10
8.1.170.0050.00318.55
8.1.160.0030.00318.84
8.1.150.0050.00320.23
8.1.140.0000.00719.39
8.1.130.0040.00418.76
8.1.120.0000.00717.30
8.1.110.0040.00417.34
8.1.100.0040.00417.30
8.1.90.0080.00017.37
8.1.80.0000.00717.41
8.1.70.0070.00017.34
8.1.60.0050.00317.56
8.1.50.0060.00717.48
8.1.40.0040.00417.39
8.1.30.0030.00617.56
8.1.20.0040.00417.58
8.1.10.0020.00517.61
8.1.00.0100.00017.43
8.0.300.0070.00018.77
8.0.290.0050.00216.75
8.0.280.0070.00018.51
8.0.270.0000.00717.21
8.0.260.0070.00018.93
8.0.250.0040.00416.94
8.0.240.0000.00716.99
8.0.230.0030.00316.80
8.0.220.0030.00316.73
8.0.210.0070.00016.71
8.0.200.0030.00616.75
8.0.190.0000.00716.80
8.0.180.0070.00016.82
8.0.170.0030.00316.84
8.0.160.0050.00216.82
8.0.150.0030.00516.75
8.0.140.0000.00716.80
8.0.130.0030.00313.18
8.0.120.0040.00416.83
8.0.110.0040.00416.77
8.0.100.0050.00316.73
8.0.90.0030.00516.68
8.0.80.0100.00616.84
8.0.70.0040.00416.73
8.0.60.0040.00416.66
8.0.50.0000.00716.67
8.0.30.0070.01017.10
8.0.20.0110.01117.40
8.0.10.0050.00317.04
8.0.00.0110.00616.55
7.4.330.0060.00015.55
7.4.320.0000.00816.39
7.4.300.0060.00016.43
7.4.290.0070.00016.52
7.4.280.0070.00016.43
7.4.270.0040.00416.44
7.4.260.0000.00916.41
7.4.250.0070.00016.55
7.4.240.0040.00416.53
7.4.230.0030.00316.34
7.4.220.0160.01016.38
7.4.210.0130.00716.64
7.4.200.0050.00216.35
7.4.160.0090.00616.40
7.4.150.0140.00417.40
7.4.140.0070.01317.86
7.4.130.0130.01016.43
7.4.120.0150.00816.56
7.4.110.0150.00316.48
7.4.100.0180.00316.52
7.4.90.0140.00516.37
7.4.80.0070.01019.39
7.4.70.0100.00616.49
7.4.60.0070.01016.56
7.4.50.0070.00716.35
7.4.40.0040.01216.40
7.4.30.0110.00616.40
7.4.00.0030.01314.89
7.3.330.0000.00512.98
7.3.320.0000.00513.02
7.3.310.0030.00316.26
7.3.300.0030.00316.17
7.3.290.0060.00916.25
7.3.280.0080.01016.23
7.3.270.0140.01117.40
7.3.260.0100.00716.33
7.3.250.0090.01016.23
7.3.240.0100.00716.31
7.3.230.0130.00316.39
7.3.210.0070.01016.27
7.3.200.0080.00816.55
7.3.190.0030.01316.52
7.3.180.0060.00916.50
7.3.170.0080.00816.22
7.3.160.0150.00616.30
7.3.120.0060.01314.82
7.3.110.0030.01614.86
7.3.100.0110.00414.67
7.3.90.0100.00715.03
7.3.80.0040.00914.72
7.3.70.0120.00314.93
7.3.60.0040.01114.41
7.3.50.0030.01014.98
7.3.40.0060.00914.88
7.3.30.0090.00914.59
7.3.20.0030.01016.71
7.3.10.0100.00416.60
7.3.00.0120.00716.29
7.2.330.0120.00616.33
7.2.320.0090.00916.29
7.2.310.0060.00916.49
7.2.300.0030.01316.50
7.2.290.0130.00316.43
7.2.250.0030.01514.69
7.2.240.0070.01314.82
7.2.230.0110.00715.17
7.2.220.0060.01014.87
7.2.210.0070.01014.46
7.2.200.0090.00614.73
7.2.190.0090.00614.83
7.2.180.0060.01014.59
7.2.170.0000.01414.59
7.2.130.0060.01016.71
7.2.120.0090.00816.89
7.2.110.0030.01016.73
7.2.100.0050.01016.79
7.2.90.0030.01316.91
7.2.80.0030.00916.72
7.2.70.0050.01016.74
7.2.60.0050.00716.63
7.2.50.0060.00516.73
7.2.40.0080.00716.72
7.2.30.0050.00916.65
7.2.20.0060.00416.47
7.2.10.0090.00616.55
7.2.00.0080.00516.97
7.1.330.0030.01415.72
7.1.320.0060.00915.66
7.1.310.0030.01015.63
7.1.300.0070.00715.83
7.1.290.0070.00415.54
7.1.280.0070.00715.50
7.1.270.0060.01015.79
7.1.260.0060.00615.41
7.1.250.0050.00815.47
7.1.200.0000.01215.77
7.1.90.0040.00818.13
7.1.80.0070.01017.91
7.1.70.0040.00816.98
7.1.60.0180.00634.94
7.1.50.0140.01434.44
7.1.40.0170.01434.39
7.1.30.0160.02234.61
7.1.20.0370.00034.58
7.1.10.0060.00616.47
7.1.00.0080.00416.52
7.0.230.0090.00317.75
7.0.220.0060.00617.59
7.0.210.0030.00916.43
7.0.200.0120.00016.70
7.0.190.0040.00816.80
7.0.180.0060.00616.14
7.0.170.0030.01416.29
7.0.160.0040.00816.45
7.0.150.0030.01016.12
7.0.140.0000.01216.25
7.0.130.0000.01116.40
7.0.120.0060.00616.51
7.0.110.0030.01016.42
7.0.100.0080.00416.16
7.0.90.0060.00616.28
7.0.80.0060.00616.46
7.0.70.0090.00316.15
7.0.60.0000.01416.25
7.0.50.0070.01016.24
7.0.40.0060.01216.43
7.0.30.0040.01416.55
7.0.20.0030.01016.46
7.0.10.0090.00316.30
7.0.00.0000.01216.09

preferences:
65.86 ms | 400 KiB | 5 Q