3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code = "A0001"; $det1 = "it something a"; $det2 = "numero uno"; $alid = "01"; $alcode = "A0001"; $aldet1 = "it something"; $aldet2 = "numero uno"; $alid2 = "01"; $valA = ""; $valB = ""; $$valA = ""; $$valB = ""; $$valB = $alcode . $aldet1 . $aldet2; $$valA = $code . $det1 . $det2; echo $code ." $$ ". $det1 ." $$ ". $det2 ." $$ ". $$valA ." $$\n"; echo $alcode ." ## ". $aldet1 ." ## ". $aldet2 ." ## ". $$valB ." ##\n";

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)
8.5.10.0140.00416.66
8.5.00.0050.00619.96
8.4.150.0030.00014.05
8.4.140.0110.00917.55
8.4.130.0120.00719.61
8.4.120.0140.00624.05
8.4.110.0120.00822.62
8.4.100.0120.00918.69
8.4.90.0100.01018.70
8.4.80.0080.01118.70
8.4.70.0110.00919.17
8.4.60.0130.00718.75
8.4.50.0100.00720.34
8.4.40.0160.00319.22
8.4.30.0150.00320.66
8.4.20.0150.00420.79
8.4.10.0090.00017.67
8.3.280.0160.00920.13
8.3.270.0120.00716.54
8.3.260.0130.00716.67
8.3.250.0110.00918.85
8.3.240.0120.00617.29
8.3.230.0100.01016.54
8.3.220.0050.01218.73
8.3.210.0070.01216.52
8.3.200.0060.00316.63
8.3.190.0060.00216.98
8.3.180.0040.00417.23
8.3.170.0030.01520.59
8.3.160.0050.00217.30
8.3.150.0110.00716.95
8.3.140.0000.00716.79
8.3.130.0060.00318.49
8.3.120.0060.00320.63
8.3.110.0000.00920.94
8.3.100.0090.00024.06
8.3.90.0030.00726.77
8.3.80.0120.00018.43
8.3.70.0100.00616.50
8.3.60.0080.00818.43
8.3.50.0100.00518.29
8.3.40.0000.01418.67
8.3.30.0110.00718.76
8.3.20.0000.00720.77
8.3.10.0040.00423.67
8.3.00.0030.00720.88
8.2.290.0120.00620.63
8.2.280.0080.01218.61
8.2.270.0070.01117.36
8.2.260.0070.00016.89
8.2.250.0040.00418.09
8.2.240.0070.00317.16
8.2.230.0000.00822.58
8.2.220.0100.00037.54
8.2.210.0060.00326.77
8.2.200.0040.00717.88
8.2.190.0110.00418.29
8.2.180.0100.01018.04
8.2.170.0110.00422.96
8.2.160.0120.00320.46
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0050.00317.97
8.2.120.0070.00026.35
8.2.110.0100.00022.29
8.2.100.0130.00517.78
8.2.90.0000.00819.17
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00418.27
8.2.30.0000.00918.15
8.2.20.0000.00718.14
8.2.10.0000.00719.17
8.2.00.0000.00818.00
8.1.330.0130.00521.80
8.1.320.0130.00816.14
8.1.310.0050.00317.02
8.1.300.0100.00615.90
8.1.290.0090.00030.84
8.1.280.0080.00825.92
8.1.270.0040.00420.24
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00621.07
8.1.230.0080.00319.03
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0000.00917.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00918.81
8.1.160.0040.00418.94
8.1.150.0000.00718.98
8.1.140.0040.00419.11
8.1.130.0030.00320.32
8.1.120.0000.00717.51
8.1.110.0000.00817.55
8.1.100.0000.00817.37
8.1.90.0040.00417.41
8.1.80.0000.00917.45
8.1.70.0000.00717.41
8.1.60.0000.00717.49
8.1.50.0040.00417.57
8.1.40.0080.00017.62
8.1.30.0040.00417.54
8.1.20.0030.00517.70
8.1.10.0080.00017.55
8.1.00.0040.00417.48
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0000.00718.47
8.0.270.0030.00317.16
8.0.260.0030.00318.39
8.0.250.0070.00017.01
8.0.240.0030.00516.97
8.0.230.0030.00317.00
8.0.220.0030.00316.83
8.0.210.0000.00716.90
8.0.200.0070.00016.93
8.0.190.0000.00716.99
8.0.180.0040.00416.98
8.0.170.0030.00616.84
8.0.160.0000.00716.95
8.0.150.0080.00016.78
8.0.140.0040.00416.74
8.0.130.0030.00313.33
8.0.120.0070.00016.86
8.0.110.0040.00416.90
8.0.100.0070.00016.75
8.0.90.0000.00716.93
8.0.80.0090.00616.95
8.0.70.0080.00016.74
8.0.60.0080.00016.73
8.0.50.0000.00716.72
8.0.30.0050.01317.10
8.0.20.0070.01517.08
8.0.10.0050.00317.12
8.0.00.0070.01616.90
7.4.330.0050.00016.70
7.4.320.0030.00316.63
7.4.300.0080.00016.43
7.4.290.0030.00316.52
7.4.280.0090.00016.53
7.4.270.0050.00216.60
7.4.260.0040.00416.54
7.4.250.0030.00316.58
7.4.240.0000.00716.45
7.4.230.0000.00716.61
7.4.220.0040.00416.72
7.4.210.0110.00516.56
7.4.200.0040.00416.44
7.4.160.0150.00616.53
7.4.130.0110.00616.53
7.4.120.0150.00416.44
7.4.110.0110.00516.73
7.4.100.0200.00316.43
7.4.90.0030.01316.38
7.4.80.0100.01019.39
7.4.70.0230.00016.49
7.4.60.0060.01016.59
7.4.50.0050.00716.43
7.4.40.0030.01316.65
7.4.00.0060.01015.11
7.3.330.0000.00513.25
7.3.320.0030.00313.09
7.3.310.0030.00516.34
7.3.300.0000.00716.26
7.3.290.0000.00716.34
7.3.280.0080.00916.29
7.3.260.0100.01016.40
7.3.240.0090.00916.49
7.3.230.0070.01116.46
7.3.210.0030.01416.57
7.3.200.0150.00316.43
7.3.190.0030.01216.49
7.3.180.0120.00316.28
7.3.170.0120.00416.68
7.3.160.0130.00616.32
7.3.120.0100.00715.17
7.3.110.0040.01414.82
7.3.100.0080.00814.82
7.3.90.0090.00314.78
7.3.80.0060.00914.83
7.3.70.0000.01114.93
7.3.60.0090.00315.03
7.3.50.0090.00314.86
7.3.40.0050.00714.80
7.3.30.0110.00414.65
7.3.20.0070.00816.63
7.3.10.0110.00716.61
7.3.00.0060.00916.66
7.2.330.0100.00716.68
7.2.320.0160.00616.73
7.2.310.0130.00916.55
7.2.300.0160.00016.34
7.2.290.0110.01016.45
7.2.250.0040.01514.88
7.2.240.0040.01214.96
7.2.230.0070.01315.17
7.2.220.0100.01014.88
7.2.210.0000.01814.96
7.2.200.0090.00614.97
7.2.190.0040.01115.05
7.2.180.0100.00715.09
7.2.170.0070.00415.00
7.2.160.0110.00214.97
7.2.150.0130.00616.66
7.2.140.0150.00416.67
7.2.130.0040.01516.77
7.2.120.0080.01116.80
7.2.110.0110.00716.75
7.2.100.0220.00016.83
7.2.90.0040.01716.78
7.2.80.0060.01016.96
7.2.70.0090.00916.75
7.2.60.0140.00016.92
7.2.50.0150.00417.01
7.2.40.0030.01616.96
7.2.30.0110.00416.66
7.2.20.0050.01116.93
7.2.10.0080.00816.77
7.2.00.0000.01616.74
7.1.330.0090.00315.89
7.1.320.0070.00415.96
7.1.310.0070.01015.53
7.1.300.0030.01215.70
7.1.290.0000.01415.75
7.1.280.0040.01115.57
7.1.270.0080.00815.76
7.1.260.0040.01315.75
7.1.250.0130.01315.68

preferences:
44.3 ms | 403 KiB | 5 Q