3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; var_dum($a = 'c');

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)
8.3.70.0120.00318.56
8.3.60.0120.00616.25
8.3.50.0140.00821.99
8.3.40.0100.00718.80
8.3.30.0060.00918.44
8.3.20.0050.00320.18
8.3.10.0030.00523.67
8.3.00.0030.00519.38
8.2.180.0150.00018.54
8.2.170.0120.00322.96
8.2.160.0070.00720.57
8.2.150.0030.00724.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00417.50
8.2.110.0080.00421.96
8.2.100.0030.00717.93
8.2.90.0060.00318.98
8.2.80.0000.00817.97
8.2.70.0030.00517.50
8.2.60.0000.00917.90
8.2.50.0040.00418.07
8.2.40.0050.00219.28
8.2.30.0070.00020.62
8.2.20.0000.00717.59
8.2.10.0080.00018.11
8.2.00.0000.00717.91
8.1.280.0110.00425.92
8.1.270.0090.00023.71
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00922.61
8.1.230.0110.00017.66
8.1.220.0060.00317.79
8.1.210.0090.00018.77
8.1.200.0070.00317.23
8.1.190.0000.00817.13
8.1.180.0070.00018.10
8.1.170.0080.00019.06
8.1.160.0030.00521.94
8.1.150.0040.00418.82
8.1.140.0000.00919.54
8.1.130.0030.00317.68
8.1.120.0030.00317.38
8.1.110.0030.00417.41
8.1.100.0040.00417.45
8.1.90.0040.00417.35
8.1.80.0040.00417.38
8.1.70.0030.00317.28
8.1.60.0000.00817.40
8.1.50.0040.00417.42
8.1.40.0040.00417.40
8.1.30.0080.00017.60
8.1.20.0040.00417.65
8.1.10.0000.01117.56
8.1.00.0040.00417.39
8.0.300.0000.00718.77
8.0.290.0000.00716.88
8.0.280.0050.00318.22
8.0.270.0040.00417.11
8.0.260.0060.00017.06
8.0.250.0000.00716.95
8.0.240.0060.00016.83
8.0.230.0000.00616.93
8.0.220.0040.00416.77
8.0.210.0000.00816.84
8.0.200.0030.00316.88
8.0.190.0000.00716.98
8.0.180.0000.00716.86
8.0.170.0000.00716.78
8.0.160.0000.00716.95
8.0.150.0040.00416.72
8.0.140.0030.00316.86
8.0.130.0030.00513.29
8.0.120.0000.00816.74
8.0.110.0000.00816.73
8.0.100.0000.00816.86
8.0.90.0040.00416.86
8.0.80.0030.01216.89
8.0.70.0030.00616.77
8.0.60.0040.00416.83
8.0.50.0000.00816.88
8.0.30.0060.00916.97
8.0.20.0090.01017.40
8.0.10.0040.00416.84
8.0.00.0120.00616.80
7.4.330.0070.00015.08
7.4.320.0030.00316.36
7.4.300.0000.00916.50
7.4.290.0070.00016.48
7.4.280.0070.00016.59
7.4.270.0070.00016.56
7.4.260.0040.00416.59
7.4.250.0030.00516.56
7.4.240.0050.00216.50
7.4.230.0000.00716.62
7.4.220.0070.01016.43
7.4.210.0060.01216.64
7.4.200.0030.00316.70
7.4.160.0040.01216.64
7.4.150.0140.00317.40
7.4.140.0100.01017.86
7.4.130.0100.01616.51
7.4.120.0100.00716.47
7.4.110.0130.00916.56
7.4.100.0140.00416.55
7.4.90.0060.01116.57
7.4.80.0150.00619.39
7.4.70.0100.00616.47
7.4.60.0160.00016.64
7.4.50.0020.00216.61
7.4.40.0120.00416.53
7.4.30.0130.00616.51
7.4.10.0090.00215.08
7.4.00.0050.01114.97
7.3.330.0000.00513.09
7.3.320.0050.00013.05
7.3.310.0030.00316.19
7.3.300.0030.00316.15
7.3.290.0070.00816.21
7.3.280.0140.00816.28
7.3.270.0100.01017.40
7.3.260.0100.01016.35
7.3.240.0110.00816.52
7.3.230.0130.01016.39
7.3.210.0060.01016.17
7.3.200.0060.00916.36
7.3.190.0070.00716.37
7.3.180.0100.01016.42
7.3.170.0060.01016.36
7.3.160.0030.01316.36
7.3.130.0000.01514.94
7.3.120.0070.01014.80
7.3.110.0090.00914.80
7.3.100.0030.01014.67
7.3.90.0060.00614.85
7.3.80.0050.00814.67
7.3.70.0060.00614.66
7.3.60.0080.00814.68
7.3.50.0050.00514.74
7.3.40.0050.00814.58
7.3.30.0080.00414.64
7.3.20.0060.00916.62
7.3.10.0090.00716.54
7.3.00.0070.00916.33
7.2.330.0110.00616.27
7.2.320.0140.00316.30
7.2.310.0100.01316.23
7.2.300.0100.00716.67
7.2.290.0090.00916.52
7.2.260.0030.01415.04
7.2.250.0060.01114.96
7.2.240.0060.01015.01
7.2.230.0060.00814.79
7.2.220.0060.00514.90
7.2.210.0100.00514.74
7.2.200.0050.00814.66
7.2.190.0040.00914.94
7.2.180.0090.00714.88
7.2.170.0020.01214.83
7.2.160.0040.01114.68
7.2.150.0060.00916.75
7.2.140.0030.00616.76
7.2.130.0100.00316.86
7.2.120.0030.01316.65
7.2.110.0070.00716.45
7.2.100.0070.00716.84
7.2.90.0120.00316.83
7.2.80.0070.01016.71
7.2.70.0100.00716.63
7.2.60.0060.00916.85
7.2.50.0100.00316.90
7.2.40.0000.01216.68
7.2.30.0040.01416.61
7.2.20.0120.00316.77
7.2.10.0040.00716.47
7.2.00.0100.00917.88
7.1.330.0030.01115.39
7.1.320.0060.00715.66
7.1.310.0080.00315.47
7.1.300.0020.00715.67
7.1.290.0070.00415.30
7.1.280.0060.00815.54
7.1.270.0040.01015.66
7.1.260.0070.00515.66
7.1.250.0000.00915.72
7.1.240.0040.01115.64
7.1.230.0000.01415.49
7.1.220.0100.00015.38
7.1.210.0000.00915.77
7.1.200.0030.01015.54
7.1.190.0040.01115.56
7.1.180.0000.01415.61
7.1.170.0100.00415.74
7.1.160.0040.00815.57
7.1.150.0100.00315.36
7.1.140.0050.00515.69
7.1.130.0040.00815.50
7.1.120.0030.01215.56
7.1.110.0060.01015.75
7.1.100.0090.00916.55
7.1.90.0030.00615.56
7.1.80.0120.00315.60
7.1.70.0100.00216.27
7.1.60.0120.00617.48
7.1.50.0110.00916.33
7.1.40.0070.00715.71
7.1.30.0070.00715.61
7.1.20.0100.00315.62
7.1.10.0100.00315.60
7.1.00.0050.04018.82
7.0.330.0030.00615.38
7.0.320.0000.01215.44
7.0.310.0030.01315.27
7.0.300.0080.00415.25
7.0.290.0000.01115.05
7.0.280.0100.00315.31
7.0.270.0030.00915.38
7.0.260.0090.00915.29
7.0.250.0030.01415.23
7.0.240.0030.01015.25
7.0.230.0040.00715.38
7.0.220.0060.00615.43
7.0.210.0100.00015.11
7.0.200.0120.00415.09
7.0.190.0070.00715.34
7.0.180.0070.00715.38
7.0.170.0000.01415.37
7.0.160.0000.01015.42
7.0.150.0100.00315.32
7.0.140.0000.01315.38
7.0.130.0090.00615.41
7.0.120.0030.01415.41
7.0.110.0070.00715.22
7.0.100.0100.00715.08
7.0.90.0120.00315.23
7.0.80.0120.00615.54
7.0.70.0000.01715.60
7.0.60.0070.03517.57
7.0.50.0050.04416.75
7.0.40.0050.03116.61
7.0.30.0030.02516.70
7.0.20.0130.02316.72
7.0.10.0070.02516.75
7.0.00.0050.03816.86
5.6.400.0060.00914.06
5.6.390.0000.01314.12
5.6.380.0040.01114.36
5.6.370.0030.01414.41
5.6.360.0030.00714.11
5.6.350.0070.01014.18
5.6.340.0100.00614.18
5.6.330.0000.01314.13
5.6.320.0100.00714.40
5.6.310.0070.00714.20
5.6.300.0100.00314.59
5.6.290.0100.00013.95
5.6.280.0060.04017.49
5.6.270.0110.00014.27
5.6.260.0060.00714.02
5.6.250.0060.00613.91
5.6.240.0030.01014.19
5.6.230.0060.00614.20
5.6.220.0060.00314.13
5.6.210.0070.03317.47
5.6.200.0050.02216.16
5.6.190.0060.04817.23
5.6.180.0220.03717.39
5.6.170.0150.02817.20
5.6.160.0050.04317.45
5.6.150.0050.04616.04
5.6.140.0060.04116.07
5.6.130.0050.04716.13
5.6.120.0070.02717.62
5.6.110.0070.04517.50
5.6.100.0100.03817.58
5.6.90.0030.04317.54
5.6.80.0080.02517.04
5.6.70.0060.00313.96
5.6.60.0000.01614.25
5.6.50.0040.00414.00
5.6.40.0000.01114.34
5.6.30.0030.01014.12
5.6.20.0070.00714.15
5.6.10.0060.00613.99
5.6.00.0000.01314.07
5.5.380.0070.00713.77
5.5.370.0030.01214.00
5.5.360.0030.00714.15
5.5.350.0200.03817.29
5.5.340.0030.02516.01
5.5.330.0110.02217.18
5.5.320.0200.03917.20
5.5.310.0200.03817.14
5.5.300.0000.02515.89
5.5.290.0090.04316.04
5.5.280.0100.04517.45
5.5.270.0050.02217.36
5.5.260.0070.03717.28
5.5.250.0160.03317.39
5.5.240.0020.03717.07
5.5.230.0090.00914.27
5.5.220.0100.00714.03
5.5.210.0140.00313.61
5.5.200.0030.01014.06
5.5.190.0060.00913.79
5.5.180.0090.00614.04
5.5.170.0030.00914.02
5.5.160.0120.00314.18
5.5.150.0060.00614.16
5.5.140.0000.01213.86
5.5.130.0030.01013.78
5.5.120.0030.01013.66
5.5.110.0090.00613.93
5.5.100.0070.00714.04
5.5.90.0000.01113.75
5.5.80.0120.00314.30
5.5.70.0040.01114.23
5.5.60.0000.01613.84
5.5.50.0100.00313.97
5.5.40.0040.00813.75
5.5.30.0000.01413.76
5.5.20.0030.00813.97
5.5.10.0030.01413.89
5.5.00.0130.00314.18
5.4.450.0340.03215.60
5.4.440.0320.03415.59
5.4.430.0330.03315.52
5.4.420.0330.03215.53
5.4.410.0280.03215.38
5.4.400.0390.03415.26
5.4.390.0300.03015.35
5.4.380.0410.03115.41
5.4.370.0380.02115.17
5.4.360.0350.02315.19
5.4.350.0120.03215.36
5.4.340.0090.03115.38
5.4.330.0000.01011.57
5.4.320.0340.03515.41
5.4.310.0410.02615.40
5.4.300.0320.03815.37
5.4.290.0370.02815.38
5.4.280.0300.03715.44
5.4.270.0250.03515.43
5.4.260.0210.03515.44
5.4.250.0050.03315.32
5.4.240.0250.03315.38
5.4.230.0120.02715.17
5.4.220.0280.02815.43
5.4.210.0270.03015.24
5.4.200.0270.02915.44
5.4.190.0250.03015.40
5.4.180.0310.02715.35
5.4.170.0220.03215.32
5.4.160.0180.03515.34
5.4.150.0200.03015.37
5.4.140.0430.03313.98
5.4.130.0320.02814.01
5.4.120.0430.03014.03
5.4.110.0270.03714.06
5.4.100.0380.02414.01
5.4.90.0250.03114.01
5.4.80.0250.02814.02
5.4.70.0270.02214.00
5.4.60.0280.02614.04
5.4.50.0250.02514.00
5.4.40.0230.02814.00
5.4.30.0200.02814.02
5.4.20.0280.03314.05
5.4.10.0300.02514.05
5.4.00.0350.02313.62

preferences:
43.56 ms | 401 KiB | 5 Q