3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo{ private $that; function __construct(){ $this->that = $this; } function __destruct(){ echo "destruct\n"; } } (function(){ $x = new Foo(); })(); echo "wat";

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)
8.3.80.0060.00316.75
8.3.70.0120.00916.58
8.3.60.0110.00418.55
8.3.50.0150.00521.98
8.3.40.0090.00618.69
8.3.30.0110.00718.80
8.3.20.0110.00419.33
8.3.10.0040.00421.86
8.3.00.0050.00319.13
8.2.200.0070.00316.71
8.2.190.0080.00816.60
8.2.180.0070.00718.41
8.2.170.0100.01022.96
8.2.160.0080.00519.21
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00418.09
8.2.120.0090.00026.35
8.2.110.0050.00521.03
8.2.100.0060.00617.78
8.2.90.0050.00317.94
8.2.80.0000.00818.05
8.2.70.0040.00418.03
8.2.60.0050.00318.09
8.2.50.0050.00318.10
8.2.40.0080.00020.68
8.2.30.0030.00519.28
8.2.20.0000.00717.96
8.2.10.0000.00817.94
8.2.00.0080.00017.71
8.1.290.0060.00330.84
8.1.280.0050.01025.92
8.1.270.0040.00420.22
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0040.00420.39
8.1.230.0080.00322.69
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0000.00817.36
8.1.190.0040.00417.53
8.1.180.0000.00818.10
8.1.170.0000.00820.69
8.1.160.0040.00418.77
8.1.150.0070.00022.06
8.1.140.0020.00519.63
8.1.130.0000.00718.89
8.1.120.0040.00417.54
8.1.110.0030.00517.48
8.1.100.0040.00417.46
8.1.90.0040.00417.43
8.1.80.0040.00417.37
8.1.70.0070.00017.35
8.1.60.0040.00417.64
8.1.50.0040.00417.39
8.1.40.0000.00817.52
8.1.30.0030.00517.51
8.1.20.0040.00417.54
8.1.10.0000.00717.49
8.1.00.0050.00217.52
8.0.300.0080.00019.60
8.0.290.0040.00416.63
8.0.280.0000.00818.50
8.0.270.0030.00317.25
8.0.260.0030.00717.25
8.0.250.0030.00316.74
8.0.240.0040.00416.94
8.0.230.0070.00016.79
8.0.220.0040.00416.75
8.0.210.0030.00316.71
8.0.200.0050.00316.81
8.0.190.0000.00816.83
8.0.180.0000.00716.89
8.0.170.0000.00816.95
8.0.160.0030.00416.93
8.0.150.0070.00016.93
8.0.140.0050.00316.74
8.0.130.0030.00313.33
8.0.120.0000.00716.74
8.0.110.0030.00316.88
8.0.100.0040.00416.95
8.0.90.0070.00016.75
8.0.80.0040.01116.82
8.0.70.0040.00416.73
8.0.60.0070.00016.67
8.0.50.0000.00816.66
8.0.30.0070.01316.95
8.0.20.0090.00817.40
8.0.10.0040.00416.84
8.0.00.0100.01016.55
7.4.330.0050.00015.55
7.4.320.0040.00416.49
7.4.300.0060.00016.45
7.4.290.0070.00016.51
7.4.280.0000.01216.38
7.4.270.0000.00716.45
7.4.260.0000.00816.44
7.4.250.0030.00316.55
7.4.240.0000.00716.56
7.4.230.0000.00716.69
7.4.220.0170.00916.65
7.4.210.0060.01316.46
7.4.200.0090.00016.52
7.4.160.0060.01016.41
7.4.150.0140.00317.40
7.4.140.0080.00917.86
7.4.130.0060.01116.52
7.4.120.0060.01116.52
7.4.110.0120.01116.45
7.4.100.0090.00816.41
7.4.90.0060.01216.41
7.4.80.0110.00619.39
7.4.70.0060.00916.64
7.4.60.0060.01016.60
7.4.50.0040.01416.35
7.4.40.0120.00616.38
7.4.30.0120.00916.58
7.4.10.0090.00614.78
7.4.00.0090.00914.88
7.3.330.0050.00013.13
7.3.320.0020.00213.13
7.3.310.0040.00416.19
7.3.300.0030.00316.34
7.3.290.0100.00316.26
7.3.280.0080.00916.27
7.3.270.0090.00917.40
7.3.260.0120.00616.31
7.3.250.0060.01316.48
7.3.240.0070.01016.42
7.3.230.0140.00416.29
7.3.210.0040.01216.29
7.3.200.0090.01519.39
7.3.190.0060.01316.57
7.3.180.0150.00416.41
7.3.170.0120.00916.57
7.3.160.0080.00816.29
7.3.130.0040.01514.95
7.3.120.0070.01014.94
7.3.110.0090.00914.55
7.3.100.0040.00714.68
7.3.90.0060.00614.89
7.3.80.0100.00314.80
7.3.70.0030.00614.62
7.3.60.0030.01014.54
7.3.50.0070.00414.51
7.3.40.0060.01014.89
7.3.30.0000.01614.85
7.3.20.0090.00616.58
7.3.10.0090.00916.83
7.3.00.0000.01316.60
7.2.330.0120.00816.61
7.2.320.0150.00616.66
7.2.310.0100.00716.57
7.2.300.0100.01416.43
7.2.290.0120.00916.52
7.2.260.0060.01314.91
7.2.250.0120.00315.18
7.2.240.0070.01015.24
7.2.230.0040.01415.13
7.2.220.0000.01614.93
7.2.210.0030.01215.30
7.2.200.0080.00414.84
7.2.190.0070.00715.23
7.2.180.0030.00714.98
7.2.170.0060.00915.09
7.2.160.0060.00915.07
7.2.150.0060.01316.99
7.2.140.0000.01516.97
7.2.130.0060.00916.83
7.2.120.0030.01516.98
7.2.110.0030.01316.99
7.2.100.0030.01217.12
7.2.90.0030.00717.03
7.2.80.0000.01116.92
7.2.70.0000.01417.07
7.2.60.0070.00816.65
7.2.50.0040.00717.01
7.2.40.0060.00316.91
7.2.30.0040.00717.01
7.2.20.0080.00416.84
7.2.10.0130.00317.07
7.2.00.0070.00718.21
7.1.330.0100.00715.86
7.1.320.0030.00615.98
7.1.310.0100.00315.73
7.1.300.0080.00315.86
7.1.290.0100.00315.60
7.1.280.0170.00015.39
7.1.270.0030.01015.74
7.1.260.0060.00615.77
7.1.250.0060.01315.73
7.1.240.0000.01915.77
7.1.230.0030.00715.84
7.1.220.0000.01315.47
7.1.210.0060.00615.84
7.1.200.0040.01315.90
7.1.190.0090.00015.85
7.1.180.0070.00715.78
7.1.170.0070.00715.88
7.1.160.0120.00315.88
7.1.150.0070.00715.75
7.1.140.0100.00315.83
7.1.130.0040.01215.45
7.1.120.0030.00715.51
7.1.110.0030.00615.84
7.1.100.0050.01016.74
7.1.90.0120.00315.53
7.1.80.0080.00315.64
7.1.70.0000.01016.48
7.1.60.0030.00816.41
7.1.50.0080.00716.25
7.1.40.0030.00615.76
7.1.30.0040.00815.79
7.1.20.0030.00715.49
7.1.10.0060.00615.58
7.1.00.0130.02419.20
7.0.330.0070.00715.48
7.0.320.0000.00915.44
7.0.310.0030.01015.35
7.0.300.0100.00315.21
7.0.290.0040.01115.46
7.0.280.0040.01115.45
7.0.270.0080.00815.26
7.0.260.0000.01015.09
7.0.250.0050.00515.58
7.0.240.0000.01015.30
7.0.230.0060.00915.50
7.0.220.0060.00315.46
7.0.210.0040.00415.43
7.0.200.0020.01115.98
7.0.190.0030.01015.34
7.0.180.0000.00815.25
7.0.170.0050.00515.53
7.0.160.0000.01515.18
7.0.150.0040.00415.39
7.0.140.0080.03018.72
7.0.130.0050.03318.71
7.0.120.0020.03518.57
7.0.110.0070.03218.76
7.0.100.0070.03218.71
7.0.90.0050.03218.82
7.0.80.0060.03418.78
7.0.70.0070.03218.74
7.0.60.0080.03018.61
7.0.50.0050.03318.86
7.0.40.0050.02917.79
7.0.30.0070.03917.71
7.0.20.0070.03217.71
7.0.10.0050.03217.61
7.0.00.0050.03217.73
5.6.400.0000.01314.02
5.6.390.0040.01114.30
5.6.380.0000.01014.32
5.6.370.0090.00614.17
5.6.360.0030.01013.98
5.6.350.0000.01214.05
5.6.340.0040.00814.18
5.6.330.0070.00714.45
5.6.320.0090.00613.97
5.6.310.0030.01013.89
5.6.300.0040.01113.76
5.6.290.0110.02517.41
5.6.280.0030.03517.67
5.6.270.0130.02617.63
5.6.260.0030.03317.52
5.6.250.0080.03017.57
5.6.240.0100.03017.40
5.6.230.0070.03117.58
5.6.220.0120.02717.47
5.6.210.0050.03517.49
5.6.200.0070.03617.45
5.6.190.0050.03217.63
5.6.180.0110.02517.64
5.6.170.0100.03017.56
5.6.160.0110.02817.64
5.6.150.0080.03817.60
5.6.140.0110.02617.52
5.6.130.0020.03317.53
5.6.120.0090.03017.55
5.6.110.0020.03717.38
5.6.100.0080.03317.56
5.6.90.0050.03017.48
5.6.80.0050.03217.10
5.6.70.0120.03417.17
5.6.60.0050.04217.13
5.6.50.0090.04417.17
5.6.40.0030.03517.32
5.6.30.0070.03217.08
5.6.20.0090.03017.24
5.6.10.0120.02217.14
5.6.00.0100.02817.23

preferences:
50.68 ms | 401 KiB | 5 Q