3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ public $stuff = 10; } $a = new A; var_dump((unset)$a->stuff); var_dump($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)
8.3.70.0100.00716.59
8.3.60.0100.01018.55
8.3.50.0100.00921.92
8.3.40.0060.00918.59
8.3.30.0140.00018.55
8.3.20.0000.00820.35
8.3.10.0040.00420.36
8.3.00.0000.00823.54
8.2.180.0170.00016.32
8.2.170.0060.00922.96
8.2.160.0100.00722.30
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0060.00320.89
8.2.120.0040.00426.35
8.2.110.0040.00721.03
8.2.100.0110.00017.80
8.2.90.0050.00319.05
8.2.80.0000.00817.97
8.2.70.0000.00817.38
8.2.60.0040.00417.80
8.2.50.0030.00618.09
8.2.40.0070.00020.39
8.2.30.0040.00419.18
8.2.20.0090.00017.54
8.2.10.0000.00717.98
8.2.00.0040.00417.98
8.1.280.0040.01125.92
8.1.270.0090.00022.20
8.1.260.0080.00028.09
8.1.250.0000.00828.09
8.1.240.0090.00022.42
8.1.230.0070.00417.71
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0080.00017.23
8.1.190.0090.00017.23
8.1.180.0040.00418.10
8.1.170.0080.00318.65
8.1.160.0000.00720.63
8.1.150.0070.00018.77
8.1.140.0000.00919.43
8.1.130.0070.00017.62
8.1.120.0030.00317.35
8.1.110.0040.00417.36
8.1.100.0030.00317.32
8.1.90.0040.00417.25
8.1.80.0060.00317.23
8.1.70.0070.00017.31
8.1.60.0040.00417.34
8.1.50.0050.00317.24
8.1.40.0000.00917.39
8.1.30.0030.00717.59
8.1.20.0000.00817.37
8.1.10.0040.00417.41
8.1.00.0040.00417.21
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00418.30
8.0.270.0030.00317.13
8.0.260.0060.00017.12
8.0.250.0070.00016.92
8.0.240.0000.00716.89
8.0.230.0000.00816.86
8.0.220.0040.00416.70
8.0.210.0070.00016.78
8.0.200.0030.00316.92
8.0.190.0030.00616.96
8.0.180.0040.00416.73
8.0.170.0000.00716.89
8.0.160.0080.00016.80
8.0.150.0050.00316.85
8.0.140.0070.00416.82
8.0.130.0000.00613.22
8.0.120.0080.00016.70
8.0.110.0050.00316.82
8.0.100.0050.00216.69
8.0.90.0040.00416.72
8.0.80.0040.01416.70
8.0.70.0070.00016.86
8.0.60.0050.00316.67
8.0.50.0040.00416.88
8.0.30.0070.01116.96
8.0.20.0110.01117.40
8.0.10.0070.00016.75
8.0.00.0090.00716.63
7.4.330.0050.00016.79
7.4.320.0030.00316.46
7.4.300.0060.00016.48
7.4.290.0040.00416.55
7.4.280.0040.00416.61
7.4.270.0000.00616.56
7.4.260.0060.00316.50
7.4.250.0020.00516.56
7.4.240.0030.00516.48
7.4.230.0000.00716.39
7.4.220.0110.00716.70
7.4.210.0070.00716.56
7.4.200.0050.00316.57
7.4.160.0100.00716.50
7.4.150.0150.00917.40
7.4.140.0080.01317.86
7.4.130.0070.01016.49
7.4.120.0080.01016.53
7.4.110.0060.01216.55
7.4.100.0060.01216.62
7.4.90.0060.01216.45
7.4.80.0130.00719.39
7.4.70.0090.01216.43
7.4.60.0100.01016.66
7.4.50.0070.00716.33
7.4.40.0150.00916.39
7.4.30.0070.01016.65
7.4.10.0090.00914.80
7.4.00.0090.00814.90
7.3.330.0050.00013.25
7.3.320.0050.00013.29
7.3.310.0070.00016.19
7.3.300.0070.00016.34
7.3.290.0110.00616.30
7.3.280.0070.00716.31
7.3.270.0070.01017.40
7.3.260.0090.00916.43
7.3.250.0130.00416.52
7.3.240.0090.00816.38
7.3.230.0120.01216.39
7.3.210.0100.01016.21
7.3.200.0110.00516.31
7.3.190.0090.01016.48
7.3.180.0070.01416.51
7.3.170.0130.00616.37
7.3.160.0170.00016.45
7.3.130.0070.01014.81
7.3.120.0050.01014.76
7.3.110.0080.00914.76
7.3.100.0050.01114.57
7.3.90.0130.00314.63
7.3.80.0070.00614.77
7.3.70.0020.01114.65
7.3.60.0080.00914.86
7.3.50.0030.01014.62
7.3.40.0020.00914.62
7.3.30.0030.01014.65
7.3.20.0080.00816.55
7.3.10.0060.00616.63
7.3.00.0080.00516.51
7.2.330.0070.01116.48
7.2.320.0140.00316.76
7.2.310.0160.00316.50
7.2.300.0100.01316.32
7.2.290.0030.01916.36
7.2.260.0040.01114.97
7.2.250.0110.00715.11
7.2.240.0000.01614.90
7.2.230.0080.00814.93
7.2.220.0080.00814.54
7.2.210.0000.01515.03
7.2.200.0050.00814.84
7.2.190.0090.00714.77
7.2.180.0090.00415.04
7.2.170.0040.01014.93
7.2.160.0080.00414.86
7.2.150.0080.00816.69
7.2.140.0070.01016.88
7.2.130.0110.00316.83
7.2.120.0020.01316.81
7.2.110.0030.00816.70
7.2.100.0050.00516.70
7.2.90.0070.00717.16
7.2.80.0110.00016.96
7.2.70.0060.01316.67
7.2.60.0060.00716.61
7.2.50.0070.00416.89
7.2.40.0040.00716.75
7.2.30.0100.00716.84
7.2.20.0080.00817.02
7.2.10.0030.00616.58
7.2.00.0090.00817.97
7.1.330.0030.01115.77
7.1.320.0070.00715.67
7.1.310.0030.01315.85
7.1.300.0090.00415.64
7.1.290.0050.01015.58
7.1.280.0050.00715.81
7.1.270.0070.00615.75
7.1.260.0030.01315.74
7.1.250.0060.00615.70
7.1.240.0060.00615.94
7.1.230.0100.00615.88
7.1.220.0110.00015.90
7.1.210.0030.00715.69
7.1.200.0080.00515.77
7.1.190.0090.00915.74
7.1.180.0040.00815.56
7.1.170.0000.00915.82
7.1.160.0060.00615.48
7.1.150.0030.01415.57
7.1.140.0000.01015.95
7.1.130.0070.00315.76
7.1.120.0070.00715.54
7.1.110.0000.00815.89
7.1.100.0090.00616.79
7.1.90.0070.00715.60
7.1.80.0030.00616.00
7.1.70.0040.00416.48
7.1.60.0070.01017.42
7.1.50.0030.01316.25
7.1.40.0120.00315.75
7.1.30.0070.01415.63
7.1.20.0070.01415.69
7.1.10.0040.00915.86
7.1.00.0060.04219.10
7.0.330.0090.00315.40
7.0.320.0030.01015.55
7.0.310.0090.00615.45
7.0.300.0030.00715.24
7.0.290.0030.01015.46
7.0.280.0000.01015.53
7.0.270.0090.00315.38
7.0.260.0060.00615.38
7.0.250.0030.01115.37
7.0.240.0080.00015.50
7.0.230.0060.00615.30
7.0.220.0060.00815.42
7.0.210.0090.00315.24
7.0.200.0290.01215.04
7.0.190.0040.00415.52
7.0.180.0030.00915.57
7.0.170.0030.00815.24
7.0.160.0000.01115.47
7.0.150.0110.00415.32
7.0.140.0060.00615.27
7.0.130.0110.00715.48
7.0.120.0000.01715.49
7.0.110.0050.00815.21
7.0.100.0070.00715.09
7.0.90.0040.01115.21
7.0.80.0070.01015.34
7.0.70.0040.01115.43
7.0.60.0200.04017.83
7.0.50.0070.03216.62
7.0.40.0090.04516.85
7.0.30.0130.03016.80
7.0.20.0150.04216.78
7.0.10.0030.05016.91
7.0.00.0050.02516.88
5.6.400.0090.00014.18
5.6.390.0030.01014.03
5.6.380.0090.00614.38
5.6.370.0030.01414.23
5.6.360.0090.00614.15
5.6.350.0060.00614.38
5.6.340.0030.00614.18
5.6.330.0100.00014.26
5.6.320.0040.00814.28
5.6.310.0080.00314.50
5.6.300.0030.00614.44
5.6.290.0100.00714.28
5.6.280.0060.04017.65
5.6.270.0060.00914.13
5.6.260.0100.00314.11
5.6.250.0060.00314.18
5.6.240.0070.00714.24
5.6.230.0080.00814.03
5.6.220.0080.00014.44
5.6.210.0030.03917.52
5.6.200.0080.03816.20
5.6.190.0070.03217.38
5.6.180.0170.02717.32
5.6.170.0140.04217.36
5.6.160.0060.04517.44
5.6.150.0060.02516.18
5.6.140.0070.02216.28
5.6.130.0100.03916.29
5.6.120.0060.02917.70
5.6.110.0070.02017.42
5.6.100.0020.03817.61
5.6.90.0120.04117.60
5.6.80.0020.04817.33
5.6.70.0040.00414.16
5.6.60.0060.00614.31
5.6.50.0070.00414.16
5.6.40.0040.00414.14
5.6.30.0040.01114.00
5.6.20.0140.00314.13
5.6.10.0070.00714.02
5.6.00.0050.00514.11
5.5.380.0070.00713.99
5.5.370.0040.00814.21
5.5.360.0080.00014.53
5.5.350.0180.04017.31
5.5.340.0080.03516.17
5.5.330.0070.03517.15
5.5.320.0150.02517.22
5.5.310.0190.04017.43
5.5.300.0030.02316.22
5.5.290.0050.03816.15
5.5.280.0090.04017.66
5.5.270.0080.04517.69
5.5.260.0080.04517.63
5.5.250.0070.04717.37
5.5.240.0030.04317.11
5.5.230.0090.00314.01
5.5.220.0040.00814.02
5.5.210.0110.00414.43
5.5.200.0070.00714.03
5.5.190.0030.01414.13
5.5.180.0030.01214.27
5.5.170.0000.00914.03
5.5.160.0000.01614.26
5.5.150.0070.00714.22
5.5.140.0100.00314.33
5.5.130.0080.00614.15
5.5.120.0070.00313.99
5.5.110.0060.00614.16
5.5.100.0040.01214.27
5.5.90.0000.00813.83
5.5.80.0000.01414.28
5.5.70.0050.00514.37
5.5.60.0090.00014.04
5.5.50.0090.00413.96
5.5.40.0000.00914.00
5.5.30.0030.01314.03
5.5.20.0060.00914.31
5.5.10.0090.00614.16
5.5.00.0000.01414.38

preferences:
52.59 ms | 401 KiB | 5 Q