3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test1($unset = false) { static $bar = 1; $bar++; echo $bar; unset($bar); /* $bar = " | "; echo $bar; static $bar = 5; $bar++; echo $bar; //*/ } function test2($unset = false) { static $bar = 1; $bar++; echo $bar; unset($bar); $bar = " | "; echo $bar; static $bar = 5; $bar++; echo $bar; } test1(); test1(); test1(); test1(); echo "\n"; test2(); test2(); test2(); test2();

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)
8.3.40.0100.00718.84
8.3.30.0070.00720.20
8.3.20.0050.00320.29
8.3.10.0000.00821.92
8.3.00.0040.00422.52
8.2.170.0040.01122.96
8.2.160.0030.01020.53
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0130.00626.16
8.2.120.0040.00419.65
8.2.110.0040.00422.14
8.2.100.0080.00419.33
8.2.90.0040.00419.28
8.2.80.0040.00419.10
8.2.70.0040.00417.50
8.2.60.0000.00817.78
8.2.50.0050.00318.07
8.2.40.0000.00818.22
8.2.30.0040.00418.05
8.2.20.0040.00417.73
8.2.10.0000.00817.57
8.2.00.0060.00317.56
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00723.73
8.1.230.0000.01119.10
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00717.23
8.1.190.0040.00417.53
8.1.180.0060.00319.01
8.1.170.0040.00418.52
8.1.160.0070.00022.16
8.1.150.0050.00318.64
8.1.140.0040.00417.53
8.1.130.0070.00017.95
8.1.120.0000.00717.37
8.1.110.0040.00417.34
8.1.100.0040.00417.40
8.1.90.0000.00817.40
8.1.80.0070.00017.29
8.1.70.0030.00317.39
8.1.60.0040.00417.54
8.1.50.0000.00817.40
8.1.40.0040.00417.57
8.1.30.0080.00017.50
8.1.20.0030.00617.55
8.1.10.0000.00717.47
8.1.00.0040.00417.49
8.0.300.0070.00018.77
8.0.290.0050.00217.05
8.0.280.0000.00918.36
8.0.270.0090.00017.18
8.0.260.0030.00316.79
8.0.250.0000.00716.85
8.0.240.0080.00016.96
8.0.230.0000.00716.86
8.0.220.0070.00016.91
8.0.210.0000.00716.80
8.0.200.0060.00016.84
8.0.190.0030.00716.98
8.0.180.0070.00016.88
8.0.170.0040.00416.97
8.0.160.0020.00516.89
8.0.150.0030.00416.92
8.0.140.0050.00216.88
8.0.130.0030.00313.29
8.0.120.0080.00016.82
8.0.110.0000.00716.90
8.0.100.0060.00316.84
8.0.90.0070.00016.84
8.0.80.0150.00016.88
8.0.70.0070.00016.79
8.0.60.0020.00516.76
8.0.50.0050.00316.80
8.0.30.0120.01117.11
8.0.20.0080.01017.40
8.0.10.0040.00416.86
8.0.00.0040.01416.70
7.4.330.0020.00215.00
7.4.320.0030.00316.54
7.4.300.0000.00616.65
7.4.290.0030.00316.65
7.4.280.0000.00816.42
7.4.270.0000.00716.59
7.4.260.0040.00416.53
7.4.250.0030.00516.55
7.4.240.0040.00416.52
7.4.230.0000.00716.59
7.4.220.0100.01116.63
7.4.210.0100.00416.56
7.4.200.0030.00316.51
7.4.190.0080.00016.36
7.4.160.0130.00316.36
7.4.150.0140.00617.40
7.4.140.0170.00517.86
7.4.130.0080.01216.45
7.4.120.0090.00816.53
7.4.110.0110.00616.54
7.4.100.0120.00616.41
7.4.90.0070.01016.53
7.4.80.0090.00919.39
7.4.70.0080.00816.62
7.4.60.0100.01316.65
7.4.50.0060.00016.60
7.4.40.0090.00622.77
7.4.30.0090.00916.45
7.4.00.0080.00814.94
7.3.330.0020.00213.25
7.3.320.0000.00513.25
7.3.310.0040.00416.17
7.3.300.0060.00016.33
7.3.290.0000.01416.29
7.3.280.0140.00416.29
7.3.270.0060.01217.40
7.3.260.0160.00916.68
7.3.250.0130.00916.49
7.3.240.0090.00916.27
7.3.230.0110.01116.40
7.3.210.0090.00916.37
7.3.200.0160.00019.39
7.3.190.0110.01016.57
7.3.180.0070.01016.48
7.3.170.0060.01216.48
7.3.160.0100.00716.36
7.3.120.0080.00914.92
7.3.110.0110.00614.84
7.3.100.0070.00714.81
7.3.90.0080.00615.00
7.3.80.0090.00614.88
7.3.70.0030.00614.90
7.3.60.0060.00914.84
7.3.50.0030.00614.67
7.3.40.0090.00314.70
7.3.30.0040.00714.93
7.3.20.0030.00916.54
7.3.10.0060.00716.57
7.3.00.0050.00616.68
7.2.330.0140.00416.32
7.2.320.0100.00716.60
7.2.310.0040.01216.44
7.2.300.0080.00816.52
7.2.290.0120.01216.80
7.2.250.0080.01215.09
7.2.240.0030.01715.17
7.2.230.0030.00714.94
7.2.220.0060.00915.23
7.2.210.0040.00714.92
7.2.200.0000.01415.05
7.2.190.0040.00715.00
7.2.180.0060.00914.92
7.2.170.0090.00014.97
7.2.130.0000.01216.82
7.2.120.0060.00616.77
7.2.110.0000.01516.79
7.2.100.0070.00716.80
7.2.90.0090.00617.00
7.2.80.0130.00316.69
7.2.70.0070.00716.89
7.2.60.0000.01316.72
7.2.50.0030.01316.76
7.2.40.0040.01116.90
7.2.30.0120.00317.00
7.2.20.0070.00716.87
7.2.10.0030.00716.86
7.2.00.0060.00818.17
7.1.330.0060.00615.61
7.1.320.0000.00915.63
7.1.310.0080.00315.83
7.1.300.0110.00415.57
7.1.290.0070.00715.53
7.1.280.0070.00315.65
7.1.270.0000.01015.82
7.1.260.0040.00715.50
7.1.250.0100.00315.39
7.1.100.0130.00318.21
7.1.70.0060.00317.21
7.1.60.0110.01419.29
7.1.50.0070.01416.93
7.1.00.0030.03322.46
7.0.200.0200.00414.99
7.0.140.0030.07322.09
7.0.110.0070.04319.95
7.0.100.0130.06319.96
7.0.90.0070.04019.93
7.0.80.0070.06319.91
7.0.70.0030.04319.89
7.0.60.0070.04319.92
7.0.50.0070.05020.07
7.0.40.0070.07019.88
7.0.30.0030.04319.78
7.0.20.0070.04019.77
7.0.10.0070.04319.78
7.0.00.0070.04719.87
5.6.280.0000.07720.99
5.6.260.0070.07020.67
5.6.250.0070.04320.72
5.6.240.0030.04720.57
5.6.230.0070.04720.48
5.6.220.0030.04720.52
5.6.210.0000.04720.63
5.6.200.0000.04720.86
5.6.190.0100.05020.59
5.6.180.0070.06720.59
5.6.170.0070.04020.86
5.6.160.0000.04720.62
5.6.150.0100.03720.63
5.6.140.0100.03720.63
5.6.130.0070.04320.64
5.6.120.0030.04720.57
5.6.110.0070.08320.84
5.6.100.0100.08320.53
5.6.90.0070.08320.54
5.6.80.0100.07320.04
5.6.70.0200.07020.03
5.6.60.0030.08319.84
5.6.50.0100.07720.09
5.6.40.0030.07019.99
5.6.30.0030.08319.95
5.6.20.0170.07719.92
5.6.10.0130.04020.04
5.6.00.0030.07320.00
5.5.380.0100.05717.51
5.5.370.0070.05017.54
5.5.360.0070.05317.50
5.5.350.0000.04317.75
5.5.340.0070.04017.93
5.5.330.0030.06317.96
5.5.320.0100.03318.07
5.5.310.0030.04318.09
5.5.300.0070.03717.93
5.5.290.0100.03717.83
5.5.280.0030.04718.05
5.5.270.0030.08318.04
5.5.260.0100.07717.82
5.5.250.0100.07717.74
5.5.240.0130.06717.49
5.5.230.0100.06717.51
5.5.220.0070.07017.51
5.5.210.0130.06717.29
5.5.200.0200.05717.29
5.5.190.0070.07717.47
5.5.180.0130.06317.49
5.5.160.0070.07717.48
5.5.150.0030.05317.60
5.5.140.0100.07717.57
5.5.130.0130.03717.48
5.5.120.0130.05717.48
5.5.110.0000.07017.49
5.5.100.0030.05717.51
5.5.90.0100.07317.38
5.5.80.0030.06317.47
5.5.70.0070.06717.17
5.5.60.0070.07017.16
5.5.50.0070.07717.33
5.5.40.0030.07717.07
5.5.30.0030.04317.14
5.5.20.0070.06017.37
5.5.10.0070.07317.32
5.5.00.0200.06017.48
5.4.450.0030.05319.33
5.4.440.0030.06019.30
5.4.430.0000.09019.50
5.4.420.0100.07319.31
5.4.410.0070.08719.20
5.4.400.0070.08019.32
5.4.390.0100.07018.95
5.4.380.0170.07319.18
5.4.370.0100.07319.26
5.4.360.0070.06019.24
5.4.350.0130.06319.11
5.4.340.0100.04319.25
5.4.320.0030.08019.09
5.4.310.0070.06719.24
5.4.300.0000.08019.18
5.4.290.0170.06719.01
5.4.280.0070.06319.00
5.4.270.0000.08719.16
5.4.260.0030.07018.96
5.4.250.0100.04718.99
5.4.240.0170.06319.00
5.4.230.0100.06319.23
5.4.220.0070.07318.97
5.4.210.0070.07719.22
5.4.200.0070.07319.02
5.4.190.0030.08318.98
5.4.180.0000.07719.13
5.4.170.0100.04719.32
5.4.160.0070.04318.97
5.4.150.0030.04718.99
5.4.140.0030.06016.64
5.4.130.0030.08016.59
5.4.120.0130.05716.40
5.4.110.0100.07016.47
5.4.100.0030.03716.37
5.4.90.0100.07316.64
5.4.80.0030.04716.30
5.4.70.0100.06716.40
5.4.60.0100.04016.39
5.4.50.0100.06316.45
5.4.40.0030.07316.50
5.4.30.0030.07316.47
5.4.20.0070.07316.54
5.4.10.0130.07016.52
5.4.00.0130.06715.78
5.3.290.0070.06714.68
5.3.280.0070.07314.73
5.3.270.0070.07014.60
5.3.260.0170.07014.64
5.3.250.0170.05714.62
5.3.240.0030.08014.60
5.3.230.0130.07314.68
5.3.220.0100.07014.55
5.3.210.0100.04714.66
5.3.200.0100.06714.56
5.3.190.0070.07314.59
5.3.180.0070.07714.52
5.3.170.0100.07014.56
5.3.160.0070.07714.56
5.3.150.0130.06714.57
5.3.140.0130.08014.57
5.3.130.0070.07714.56
5.3.120.0070.05714.40
5.3.110.0030.06014.56
5.3.100.0100.07314.27
5.3.90.0030.08013.88
5.3.80.0070.06314.03
5.3.70.0130.04714.03
5.3.60.0070.04314.07
5.3.50.0100.03713.94
5.3.40.0070.04714.08
5.3.30.0030.03713.93
5.3.20.0070.06713.71
5.3.10.0070.07313.89
5.3.00.0070.07713.77
5.2.170.0000.03712.65
5.2.160.0000.06712.65
5.2.150.0070.03312.65
5.2.140.0070.06312.65
5.2.130.0030.04712.65
5.2.120.0030.04312.65
5.2.110.0030.06712.65
5.2.100.0070.06312.65
5.2.90.0100.05712.65
5.2.80.0130.05012.65
5.2.70.0070.06012.65
5.2.60.0070.03312.65
5.2.50.0030.06312.65
5.2.40.0130.03012.65
5.2.30.0130.05312.65
5.2.20.0070.06012.65
5.2.10.0100.05712.65
5.2.00.0030.05312.65
5.1.60.0030.02712.65
5.1.50.0070.04712.65
5.1.40.0070.05012.65
5.1.30.0000.06012.65
5.1.20.0130.04712.65
5.1.10.0000.03312.65
5.1.00.0000.05712.65
5.0.50.0030.04012.65
5.0.40.0070.03012.65
5.0.30.0000.06712.65
5.0.20.0000.04712.65
5.0.10.0000.04712.65
5.0.00.0000.07012.65
4.4.90.0000.03712.65
4.4.80.0000.03712.65
4.4.70.0000.03312.65
4.4.60.0030.03312.65
4.4.50.0030.03312.65
4.4.40.0000.06012.65
4.4.30.0000.04012.65
4.4.20.0000.03712.65
4.4.10.0000.03012.65
4.4.00.0030.05012.65
4.3.110.0030.03012.65
4.3.100.0030.03312.65
4.3.90.0000.03012.65
4.3.80.0070.05012.65
4.3.70.0000.03312.65
4.3.60.0030.02312.65
4.3.50.0030.03012.65
4.3.40.0070.02712.65
4.3.30.0000.01712.65
4.3.20.0030.02712.65
4.3.10.0030.03312.65
4.3.00.0000.03312.65

preferences:
41.55 ms | 400 KiB | 5 Q