3v4l.org

run code in 300+ PHP versions simultaneously
<?php class x { function __construct($x){ $p = '$this->waa($0);'; var_dump( preg_replace_callback('~.~', function($m){ return eval( preg_replace('~\$(\d)~', 'm[$1]', $p) ); }, 'wazaa') ); } function waa($t){ return '*'.$t.'*'; } } new x($x);

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)
8.3.60.0000.01816.88
8.3.50.0160.00321.21
8.3.40.0120.00319.06
8.3.30.0120.00318.91
8.3.20.0050.00220.33
8.3.10.0030.00621.98
8.3.00.0080.00021.85
8.2.180.0100.01016.63
8.2.170.0090.00622.96
8.2.160.0030.01320.52
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0110.00321.16
8.2.110.0060.00319.30
8.2.100.0080.00317.79
8.2.90.0060.00319.10
8.2.80.0040.00417.97
8.2.70.0030.00517.88
8.2.60.0080.00017.93
8.2.50.0080.00018.09
8.2.40.0030.00620.64
8.2.30.0000.00819.39
8.2.20.0030.00618.01
8.2.10.0040.00418.03
8.2.00.0030.00518.11
8.1.280.0150.00025.92
8.1.270.0000.00822.19
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.75
8.1.230.0040.00820.96
8.1.220.0080.00017.79
8.1.210.0060.00318.77
8.1.200.0060.00317.48
8.1.190.0050.00317.35
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0000.00720.80
8.1.150.0040.00420.61
8.1.140.0050.00319.67
8.1.130.0000.00717.73
8.1.120.0030.00317.68
8.1.110.0040.00817.63
8.1.100.0000.00717.52
8.1.90.0040.00417.68
8.1.80.0000.00717.50
8.1.70.0050.00317.51
8.1.60.0090.00017.61
8.1.50.0030.00517.66
8.1.40.0030.00517.61
8.1.30.0080.00017.83
8.1.20.0030.00617.70
8.1.10.0040.00417.72
8.1.00.0070.00017.70
8.0.300.0000.00718.77
8.0.290.0080.00016.75
8.0.280.0030.00318.43
8.0.270.0030.00517.21
8.0.260.0030.00317.28
8.0.250.0000.00717.21
8.0.240.0040.00417.06
8.0.230.0040.00417.14
8.0.220.0030.00516.98
8.0.210.0050.00317.08
8.0.200.0030.00317.07
8.0.190.0030.00617.02
8.0.180.0040.00817.15
8.0.170.0040.00417.17
8.0.160.0070.00017.09
8.0.150.0040.00417.13
8.0.140.0070.00016.89
8.0.130.0030.00313.51
8.0.120.0090.00017.04
8.0.110.0090.00017.05
8.0.100.0000.00717.16
8.0.90.0070.00017.07
8.0.80.0040.01117.08
8.0.70.0000.00817.04
8.0.60.0040.00417.09
8.0.50.0040.00417.17
8.0.30.0080.01117.39
8.0.20.0110.01117.40
8.0.10.0000.00817.27
8.0.00.0110.00917.00
7.4.330.0000.00516.91
7.4.320.0000.00616.86
7.4.300.0000.00816.85
7.4.290.0000.00816.73
7.4.280.0030.00516.64
7.4.270.0070.00016.72
7.4.260.0060.00616.70
7.4.250.0030.00516.78
7.4.240.0030.00516.73
7.4.230.0030.00316.52
7.4.220.0030.01316.89
7.4.210.0070.00716.82
7.4.200.0040.00416.54
7.4.160.0120.00616.85
7.4.150.0040.01417.40
7.4.140.0130.01017.86
7.4.130.0170.00616.87
7.4.120.0100.00716.77
7.4.110.0000.01616.70
7.4.100.0100.00716.78
7.4.90.0090.00916.71
7.4.80.0150.00919.39
7.4.70.0150.00316.70
7.4.60.0120.00316.69
7.4.50.0060.00916.60
7.4.40.0140.00616.63
7.4.30.0110.00716.68
7.4.00.0050.01215.35
7.3.330.0040.00213.29
7.3.320.0030.00513.51
7.3.310.0000.00716.59
7.3.300.0040.00416.45
7.3.290.0100.00716.47
7.3.280.0050.01316.48
7.3.270.0040.01217.40
7.3.260.0110.00616.74
7.3.250.0130.00616.63
7.3.240.0090.00916.67
7.3.230.0110.00716.73
7.3.210.0100.01016.46
7.3.200.0000.01719.39
7.3.190.0100.00616.36
7.3.180.0120.00616.57
7.3.170.0130.01316.69
7.3.160.0080.00816.79
7.3.120.0000.01614.87
7.3.110.0140.00414.80
7.3.100.0000.01614.74
7.3.90.0070.00715.09
7.3.80.0070.00715.01
7.3.70.0100.00014.75
7.3.60.0080.00414.99
7.3.50.0060.00614.85
7.3.40.0060.00915.05
7.3.30.0040.00815.03
7.3.20.0100.00316.59
7.3.10.0000.01017.00
7.3.00.0060.00616.83
7.2.330.0090.00916.86
7.2.320.0120.00616.88
7.2.310.0030.01316.64
7.2.300.0070.01016.81
7.2.290.0060.00916.87
7.2.250.0060.01215.08
7.2.240.0000.01815.24
7.2.230.0070.01014.95
7.2.220.0060.00615.40
7.2.210.0040.01215.10
7.2.200.0000.01615.08
7.2.190.0070.01015.14
7.2.180.0060.00915.23
7.2.170.0090.00615.17
7.2.00.0120.00319.58
7.1.330.0030.01015.89
7.1.320.0100.00315.72
7.1.310.0090.00315.81
7.1.300.0150.00316.01
7.1.290.0070.01015.88
7.1.280.0040.00816.14
7.1.270.0060.00815.84
7.1.260.0120.00315.88
7.1.100.0150.00718.31
7.1.70.0030.01317.40
7.1.60.0070.02019.40
7.1.50.0150.01217.10
7.1.00.0030.07722.45
7.0.200.0000.00916.88
7.0.60.0000.04721.80
7.0.50.0000.06317.89
7.0.40.0170.04020.13
7.0.30.0270.06020.09
7.0.20.0230.06020.10
7.0.10.0200.07020.18
7.0.00.0130.08320.26
5.6.280.0030.03721.14
5.6.210.0100.07320.72
5.6.200.0030.08318.22
5.6.190.0100.07020.77
5.6.180.0270.06320.58
5.6.170.0400.07720.55
5.6.160.0100.08020.55
5.6.150.0100.06318.25
5.6.140.0030.08718.16
5.6.130.0130.08018.18
5.6.120.0030.04321.14
5.6.110.0170.03021.09
5.6.100.0130.07721.14
5.6.90.0100.04320.98
5.6.80.0100.06020.39
5.5.350.4230.04320.41
5.5.340.0070.04717.93
5.5.330.0070.06720.13
5.5.320.0230.04020.30
5.5.310.0130.04720.42
5.5.300.0030.05018.04
5.5.290.0070.08017.93
5.5.280.0030.05020.97
5.5.270.0070.07020.77
5.5.260.0000.09020.73
5.5.250.0100.07020.58
5.5.240.0270.07320.38

preferences:
45.93 ms | 401 KiB | 5 Q