3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function __construct() { $this->{chr(0)} = 'bar'; } } var_dump(new Foo());

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)
8.3.70.0110.00716.63
8.3.60.0110.00418.68
8.3.50.0140.00821.10
8.3.40.0120.00318.90
8.3.30.0120.00918.84
8.3.20.0040.01120.19
8.3.10.0120.00623.53
8.3.00.0030.00519.92
8.2.180.0100.01318.54
8.2.170.0100.00322.96
8.2.160.0120.00320.17
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0120.00326.16
8.2.120.0060.00617.50
8.2.110.0060.00322.16
8.2.100.0040.00817.63
8.2.90.0070.00019.05
8.2.80.0030.00617.97
8.2.70.0030.00617.50
8.2.60.0070.00418.04
8.2.50.0030.00518.07
8.2.40.0000.00819.46
8.2.30.0000.00718.10
8.2.20.0050.00317.67
8.2.10.0080.00017.89
8.2.00.0060.00317.94
8.1.280.0090.00625.92
8.1.270.0040.01120.39
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00322.42
8.1.230.0030.00717.42
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00617.10
8.1.190.0050.00317.11
8.1.180.0070.00018.10
8.1.170.0060.00318.50
8.1.160.0030.00521.94
8.1.150.0040.00418.70
8.1.140.0000.00817.38
8.1.130.0000.00717.64
8.1.120.0030.00317.41
8.1.110.0040.00417.31
8.1.100.0030.00317.27
8.1.90.0030.00317.21
8.1.80.0070.00017.35
8.1.70.0000.00717.36
8.1.60.0030.00517.61
8.1.50.0000.00817.44
8.1.40.0080.00017.55
8.1.30.0040.00417.57
8.1.20.0000.00717.59
8.1.10.0000.00817.57
8.1.00.0040.00417.39
8.0.300.0070.00318.77
8.0.290.0040.00416.75
8.0.280.0030.00318.37
8.0.270.0040.00417.15
8.0.260.0050.00517.10
8.0.250.0040.00416.94
8.0.240.0000.00816.97
8.0.230.0050.00316.96
8.0.220.0040.00416.87
8.0.210.0040.00416.78
8.0.200.0030.00316.93
8.0.190.0100.00316.97
8.0.180.0000.00816.93
8.0.170.0040.00416.81
8.0.160.0000.00716.93
8.0.150.0030.00316.73
8.0.140.0070.00016.80
8.0.130.0030.00313.27
8.0.120.0000.00716.75
8.0.110.0040.00416.85
8.0.100.0080.00016.88
8.0.90.0000.00716.67
8.0.80.0040.01216.84
8.0.70.0020.00517.00
8.0.60.0000.00716.92
8.0.50.0000.00716.84
8.0.30.0100.00917.05
8.0.20.0110.01017.40
8.0.10.0000.00716.87
8.0.00.0150.00316.65
7.4.330.0050.00015.08
7.4.320.0030.00316.39
7.4.300.0040.00416.38
7.4.290.0000.00716.56
7.4.280.0030.00316.55
7.4.270.0030.00316.39
7.4.260.0000.00816.50
7.4.250.0040.00416.34
7.4.240.0030.00316.45
7.4.230.0080.00016.50
7.4.220.0070.01116.43
7.4.210.0110.00416.52
7.4.200.0030.00316.40
7.4.160.0090.00616.54
7.4.150.0070.01717.40
7.4.140.0090.01117.86
7.4.130.0130.00716.52
7.4.120.0080.01116.46
7.4.110.0090.00916.36
7.4.100.0100.01316.39
7.4.90.0060.01216.39
7.4.80.0030.01319.39
7.4.70.0110.00916.53
7.4.60.0100.00616.49
7.4.50.0050.00316.51
7.4.40.0100.01016.73
7.4.30.0100.01316.54
7.4.00.0060.00614.78
7.3.330.0050.00013.13
7.3.320.0000.00513.22
7.3.310.0000.00716.33
7.3.300.0030.00316.35
7.3.290.0070.00016.36
7.3.280.0110.00716.34
7.3.270.0100.00717.40
7.3.260.0100.00716.26
7.3.250.0050.01716.53
7.3.240.0080.00816.26
7.3.230.0130.00316.57
7.3.210.0030.01316.47
7.3.200.0100.00616.26
7.3.190.0030.01316.55
7.3.180.0080.00816.38
7.3.170.0120.00416.33
7.3.160.0100.00616.43
7.3.10.0000.01016.51
7.3.00.0030.01016.33
7.2.330.0130.00316.63
7.2.320.0060.01216.63
7.2.310.0120.00316.59
7.2.300.0040.01216.54
7.2.290.0100.01316.52
7.2.130.0090.00616.91
7.2.120.0070.00716.75
7.2.110.0080.00516.86
7.2.100.0120.00416.96
7.2.90.0060.01016.94
7.2.80.0070.00716.94
7.2.70.0000.00916.65
7.2.60.0100.00116.86
7.2.50.0030.00716.96
7.2.40.0030.00916.85
7.2.30.0080.00817.01
7.2.20.0030.00916.95
7.2.10.0100.00616.71
7.2.00.0050.00717.94
7.1.250.0060.00315.73
7.1.240.0080.00815.70
7.1.230.0030.01015.40
7.1.220.0070.00715.72
7.1.210.0090.00315.77
7.1.200.0050.00315.72
7.1.190.0090.00915.45
7.1.180.0040.01115.79
7.1.170.0060.00615.52
7.1.160.0060.00615.72
7.1.150.0000.01515.83
7.1.140.0080.00015.65
7.1.130.0040.00415.60
7.1.120.0130.00015.66
7.1.110.0040.00815.36
7.1.100.0110.00316.68
7.1.90.0090.00315.76
7.1.80.0050.00315.61
7.1.70.0020.01016.49
7.1.60.0090.00917.43
7.1.50.0090.00916.33
7.1.40.0060.00915.71
7.1.30.0000.01015.60
7.1.20.0070.00715.79
7.1.10.0030.00515.49
7.1.00.0070.04019.01
7.0.330.0030.01015.39
7.0.320.0000.01115.44
7.0.310.0040.00415.37
7.0.300.0000.01315.53
7.0.290.0060.00815.28
7.0.280.0030.01315.27
7.0.270.0040.00715.17
7.0.260.0080.00315.49
7.0.250.0030.00915.47
7.0.240.0060.00315.21
7.0.230.0060.01015.21
7.0.220.0090.00015.23
7.0.210.0100.00015.41
7.0.200.0040.00615.94
7.0.190.0000.01015.23
7.0.180.0030.00715.27
7.0.170.0100.00315.57
7.0.160.0000.01415.43
7.0.150.0000.01215.34
7.0.140.0060.00615.54
7.0.130.0040.00415.29
7.0.120.0070.00015.29
7.0.110.0030.00615.29
7.0.100.0080.00615.43
7.0.90.0000.00715.50
7.0.80.0030.01015.20
7.0.70.0030.00915.48
7.0.60.0030.02517.61
7.0.50.0060.04416.70
7.0.40.0130.04116.86
7.0.30.0230.04216.93
7.0.20.0200.03716.99
7.0.10.0040.03916.88
7.0.00.0050.04416.91
5.6.380.0040.01114.35
5.6.370.0040.01114.45
5.6.360.0040.01114.46
5.6.350.0030.00914.24
5.6.340.0030.00914.20
5.6.330.0030.00713.91
5.6.320.0000.00814.35
5.6.310.0000.00814.12
5.6.300.0070.00014.11
5.6.290.0040.01114.32
5.6.280.0060.02017.46
5.6.270.0060.00614.32
5.6.260.0090.00314.26
5.6.250.0100.00014.52
5.6.240.0040.00914.23
5.6.230.0030.00714.21
5.6.220.0070.00014.32
5.6.210.0070.04217.29
5.6.200.0100.02016.23
5.6.190.0100.04017.57
5.6.180.0170.02817.42
5.6.170.0150.04217.30
5.6.160.0050.04517.22
5.6.150.0030.04416.28
5.6.140.0070.02616.17
5.6.130.0020.02716.12
5.6.120.0070.04217.71
5.6.110.0020.04817.67
5.6.100.0020.04117.61
5.6.90.0040.02217.66
5.6.80.0080.03617.17
5.6.70.0100.04517.28
5.6.60.0100.00314.32
5.6.50.0040.00814.03
5.6.40.0030.00614.12
5.6.30.0070.00314.35
5.6.20.0090.00314.06
5.6.10.0090.00314.11
5.6.00.0000.01314.32
5.5.380.0020.00511.12
5.5.370.0070.00310.81
5.5.360.0000.00511.20
5.5.350.2130.02215.67
5.5.340.0050.02814.52
5.5.330.0050.03615.44
5.5.320.0260.03015.62
5.5.310.0150.03415.76
5.5.300.0040.02414.48
5.5.290.0050.02114.50
5.5.280.0070.04615.98
5.5.270.0030.02415.97
5.5.260.0040.04316.04
5.5.250.0030.03315.94
5.5.240.0120.04215.44
5.5.230.0070.00411.19
5.5.220.0040.00411.08
5.5.210.0060.00010.84
5.5.200.0030.00910.86
5.5.190.0030.00910.99
5.5.180.0040.00411.19
5.5.170.0050.00311.11
5.5.160.0030.00611.12
5.5.150.0040.00411.12
5.5.140.0000.01210.93
5.5.130.0030.00910.81
5.5.120.0080.00410.99
5.5.110.0040.00811.13
5.5.100.0030.00610.96
5.5.90.0060.00311.18
5.5.80.0030.00610.96
5.5.70.0000.01110.88
5.5.60.0040.00411.00
5.5.50.0040.00410.89
5.5.40.0000.00811.09
5.5.30.0050.00510.75
5.5.20.0070.00310.91
5.5.10.0030.00711.16
5.5.00.0030.00811.05
5.4.450.0380.02715.32
5.4.440.0320.03615.22
5.4.430.0400.02815.25
5.4.420.0410.03215.18
5.4.410.0460.03015.16
5.4.400.0450.02715.10
5.4.390.0400.03215.22
5.4.380.0350.03315.12
5.4.370.0380.03015.10
5.4.360.0400.03015.02
5.4.350.0390.03414.98
5.4.340.0320.03615.10
5.4.330.0030.00611.03
5.4.320.0320.03115.15
5.4.310.0330.02815.11
5.4.300.0460.02614.93
5.4.290.0470.02514.80
5.4.280.0500.02314.96
5.4.270.0460.02914.96
5.4.260.0380.03715.03
5.4.250.0450.02615.15
5.4.240.0430.03014.92
5.4.230.0380.02714.91
5.4.220.0400.03614.81
5.4.210.0470.04014.98
5.4.200.0420.02914.96
5.4.190.0400.02915.05
5.4.180.0340.02515.11
5.4.170.0450.02714.72
5.4.160.0420.03514.92
5.4.150.0480.03215.00
5.4.140.0430.03013.72
5.4.130.0470.02113.61
5.4.120.0430.02613.68
5.4.110.0370.03413.53
5.4.100.0450.02313.80
5.4.90.0380.02913.68
5.4.80.0430.02813.57
5.4.70.0200.03313.66
5.4.60.0170.03813.82
5.4.50.0020.02713.63
5.4.40.0050.03613.60
5.4.30.0020.02313.64
5.4.20.0000.04013.76
5.4.10.0040.00410.96
5.4.00.0100.00310.95

preferences:
52.87 ms | 401 KiB | 5 Q