3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(&$var) { $var++; } $b = 5; foo($a=$b); echo $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)
8.3.60.0130.00718.68
8.3.50.0060.00918.16
8.3.40.0110.00418.79
8.3.30.0140.00418.71
8.3.20.0070.00021.86
8.3.10.0090.00021.71
8.3.00.0070.00021.75
8.2.180.0140.00716.50
8.2.170.0110.00422.96
8.2.160.0110.00422.20
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00019.30
8.2.120.0040.00426.35
8.2.110.0060.00322.09
8.2.100.0120.00018.03
8.2.90.0000.00819.76
8.2.80.0030.00518.02
8.2.70.0000.00817.92
8.2.60.0080.00418.16
8.2.50.0080.00418.10
8.2.40.0080.00020.59
8.2.30.0040.00419.09
8.2.20.0040.00417.92
8.2.10.0000.00818.04
8.2.00.0000.00718.21
8.1.280.0070.01125.92
8.1.270.0040.00422.09
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00422.18
8.1.230.0090.00618.97
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.47
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0000.00718.72
8.1.150.0000.00718.69
8.1.140.0030.00318.96
8.1.130.0030.00317.79
8.1.120.0070.00017.43
8.1.110.0000.00817.29
8.1.100.0050.00217.27
8.1.90.0050.00317.28
8.1.80.0040.00417.27
8.1.70.0000.00717.35
8.1.60.0000.00817.64
8.1.50.0050.00317.52
8.1.40.0000.00717.53
8.1.30.0030.00517.62
8.1.20.0040.00417.68
8.1.10.0040.00417.53
8.1.00.0000.00817.46
8.0.300.0050.00219.63
8.0.290.0040.00416.88
8.0.280.0000.00718.37
8.0.270.0050.00317.16
8.0.260.0040.00417.19
8.0.250.0030.00317.01
8.0.240.0000.00716.96
8.0.230.0000.00716.93
8.0.220.0040.00416.77
8.0.210.0040.00416.88
8.0.200.0070.00017.00
8.0.190.0040.00416.88
8.0.180.0040.00416.89
8.0.170.0080.00016.90
8.0.160.0000.00716.72
8.0.150.0030.00716.81
8.0.140.0030.00516.83
8.0.130.0030.00313.34
8.0.120.0050.00316.93
8.0.110.0040.00416.90
8.0.100.0030.00516.82
8.0.90.0000.00716.75
8.0.80.0170.00316.77
8.0.70.0050.00216.85
8.0.60.0030.00516.78
8.0.50.0040.00416.73
8.0.30.0120.00616.79
8.0.20.0080.01017.40
8.0.10.0040.00416.82
8.0.00.0120.01016.65
7.4.330.0000.00415.55
7.4.320.0060.00016.53
7.4.300.0030.00316.60
7.4.290.0030.00316.50
7.4.280.0040.00416.63
7.4.270.0000.00716.55
7.4.260.0030.00316.49
7.4.250.0000.00816.55
7.4.240.0070.00016.60
7.4.230.0070.00016.54
7.4.220.0080.00016.61
7.4.210.0060.00916.67
7.4.200.0030.00316.47
7.4.160.0110.00816.53
7.4.150.0190.00417.40
7.4.140.0110.00917.86
7.4.130.0090.00816.64
7.4.120.0110.01116.54
7.4.110.0070.01016.70
7.4.100.0140.00316.32
7.4.90.0090.01016.37
7.4.80.0130.00319.39
7.4.70.0140.00716.61
7.4.60.0030.01316.57
7.4.50.0080.00516.35
7.4.40.0090.01416.41
7.4.10.0120.00916.62
7.4.00.0050.01115.83
7.3.330.0000.00513.49
7.3.320.0030.00313.43
7.3.310.0050.00316.32
7.3.300.0030.00316.29
7.3.290.0070.00916.40
7.3.280.0030.01116.33
7.3.270.0130.00417.40
7.3.260.0080.01116.37
7.3.250.0080.00916.38
7.3.240.0040.01216.51
7.3.230.0130.00316.46
7.3.210.0100.00716.53
7.3.200.0090.00916.35
7.3.190.0110.00516.44
7.3.180.0130.00716.46
7.3.170.0060.01016.63
7.3.160.0100.00616.41
7.3.130.0060.01316.35
7.3.120.0090.00916.21
7.3.110.0030.01416.15
7.3.100.0070.00716.30
7.3.90.0060.00616.51
7.3.80.0100.00316.30
7.3.70.0030.00716.33
7.3.60.0030.00716.40
7.3.50.0060.00916.29
7.3.40.0030.01016.20
7.3.30.0120.00316.30
7.3.20.0100.00717.96
7.3.10.0090.00617.96
7.3.00.0040.01017.29
7.2.330.0140.00316.40
7.2.320.0140.00316.44
7.2.310.0060.01216.66
7.2.300.0120.00316.71
7.2.290.0130.00316.70
7.2.260.0120.00916.29
7.2.250.0090.00616.65
7.2.240.0030.01316.27
7.2.230.0100.00016.54
7.2.220.0080.00816.30
7.2.210.0060.00916.31
7.2.200.0030.00716.59
7.2.190.0070.00716.43
7.2.180.0140.00316.50
7.2.170.0040.01116.38
7.2.160.0110.00016.49
7.2.150.0100.01018.16
7.2.140.0150.00318.18
7.2.130.0060.01017.52
7.2.120.0050.01017.50
7.2.110.0010.01417.50
7.2.100.0090.00517.49
7.2.90.0100.00517.35
7.2.80.0080.00717.48
7.2.70.0070.00917.54
7.2.60.0040.01117.35
7.2.50.0030.00817.50
7.2.40.0050.00817.60
7.2.30.0050.00817.74
7.2.20.0050.00717.41
7.2.10.0100.00517.69
7.2.00.0130.00517.81
7.1.330.0030.01017.22
7.1.320.0030.01417.27
7.1.310.0130.00317.33
7.1.300.0060.00317.19
7.1.290.0070.00717.22
7.1.280.0030.00617.17
7.1.270.0080.00417.23
7.1.260.0120.00617.27
7.1.250.0020.00916.58
7.1.240.0080.00616.33
7.1.230.0040.01116.46
7.1.220.0050.00716.36
7.1.210.0060.00816.54
7.1.200.0060.00516.23
7.1.190.0050.00816.50
7.1.180.0050.00916.57
7.1.170.0020.01116.45
7.1.160.0030.00616.43
7.1.150.0080.00516.46
7.1.140.0050.00616.53
7.1.130.0050.00916.43
7.1.120.0090.01016.68
7.1.110.0110.00916.46
7.1.100.0110.00516.31
7.1.90.0110.00716.25
7.1.80.0260.00816.36
7.1.70.0070.00916.02
7.1.60.0140.01122.09
7.1.50.0180.00521.89
7.1.40.0160.00321.78
7.1.30.0140.00821.86
7.1.20.0170.00921.89
7.1.10.0140.00915.96
7.1.00.0060.01315.71
7.0.330.0080.00716.22
7.0.320.0080.00416.93
7.0.310.0060.00616.68
7.0.300.0090.00616.80
7.0.290.0150.00016.93
7.0.280.0040.01116.79
7.0.270.0060.00316.86
7.0.260.0090.00616.84
7.0.250.0030.01416.85
7.0.240.0070.00716.87
7.0.230.0000.01316.84
7.0.220.0100.00716.97
7.0.210.0000.01117.02
7.0.200.0100.00316.82
7.0.190.0040.00816.90
7.0.180.0030.01016.80
7.0.170.0110.00417.08
7.0.160.0090.00316.77
7.0.150.0080.01116.78
7.0.140.0020.01416.91
7.0.130.0000.02016.81
7.0.120.0100.01016.86
7.0.110.0030.01617.02
7.0.100.0040.01516.76
7.0.90.0120.00916.91
7.0.80.0170.00317.03
7.0.70.0050.01016.91
7.0.60.0110.00716.83
7.0.50.0030.00917.01
7.0.40.0050.00514.86
7.0.30.0090.00314.97
7.0.20.0040.00714.89
7.0.10.0060.00314.84
7.0.00.0110.00014.80
5.6.400.0050.00515.90
5.6.390.0070.01016.02
5.6.380.0070.00715.16
5.6.370.0070.01015.87
5.6.360.0060.00915.84
5.6.350.0000.01116.00
5.6.340.0090.00615.67
5.6.330.0000.01015.82
5.6.320.0110.00315.59
5.6.310.0030.01615.88
5.6.300.0130.00916.11
5.6.290.0060.00915.65
5.6.280.0060.01715.96
5.6.270.0090.01315.58
5.6.260.0120.00915.69
5.6.250.0090.00915.80
5.6.240.0050.01415.72
5.6.230.0000.01315.83
5.6.220.0040.01415.96
5.6.210.0070.00715.70
5.6.200.0100.00015.58
5.6.190.0040.01115.88
5.6.180.0030.01315.99
5.6.170.0000.01415.68
5.6.160.0040.00715.89
5.6.150.0070.00715.74
5.6.140.0030.00915.75
5.6.130.0040.00415.71
5.6.120.0000.01015.61
5.6.110.0070.00715.71
5.6.100.0030.01015.77
5.6.90.0080.00815.52
5.6.80.0030.01015.62
5.6.70.0090.00315.46
5.6.60.0040.01115.58
5.6.50.0110.00015.57
5.6.40.0130.00315.92
5.6.30.0030.01015.69
5.6.20.0030.00715.75
5.6.10.0070.00715.95
5.6.00.0030.01015.68

preferences:
60.48 ms | 400 KiB | 5 Q