3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = false; $c = $a ?? '3'; var_dump($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)
8.3.60.0090.01216.63
8.3.50.0140.00018.05
8.3.40.0040.01118.41
8.3.30.0140.00018.54
8.3.20.0080.00020.02
8.3.10.0080.00023.66
8.3.00.0040.00419.38
8.2.180.0060.01218.16
8.2.170.0070.00722.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00017.50
8.2.110.0090.00022.26
8.2.100.0070.00317.91
8.2.90.0080.00019.05
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00617.90
8.2.50.0040.00418.07
8.2.40.0050.00319.41
8.2.30.0000.00820.52
8.2.20.0000.00917.50
8.2.10.0000.00817.92
8.2.00.0000.00718.05
8.1.280.0060.01225.92
8.1.270.0080.00023.84
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00422.53
8.1.230.0000.01217.55
8.1.220.0060.00317.75
8.1.210.0030.00618.77
8.1.200.0030.00617.23
8.1.190.0060.00317.09
8.1.180.0050.00218.10
8.1.170.0060.00318.54
8.1.160.0040.00421.85
8.1.150.0040.00418.66
8.1.140.0080.00019.46
8.1.130.0030.00517.57
8.1.120.0000.00717.41
8.1.110.0030.00717.41
8.1.100.0000.01017.39
8.1.90.0030.00617.29
8.1.80.0000.00717.42
8.1.70.0030.00317.33
8.1.60.0080.00017.43
8.1.50.0060.00317.43
8.1.40.0000.00917.48
8.1.30.0030.00517.40
8.1.20.0000.00817.64
8.1.10.0040.00417.49
8.1.00.0000.00717.42
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00718.36
8.0.270.0070.00017.05
8.0.260.0040.00417.18
8.0.250.0030.00316.92
8.0.240.0030.00516.77
8.0.230.0000.00716.78
8.0.220.0070.00016.70
8.0.210.0050.00316.78
8.0.200.0040.00416.87
8.0.190.0000.00816.79
8.0.180.0000.00716.73
8.0.170.0030.00616.81
8.0.160.0000.00716.80
8.0.150.0080.00016.75
8.0.140.0040.00416.81
8.0.130.0000.00613.20
8.0.120.0040.00416.77
8.0.110.0040.00416.81
8.0.100.0030.00316.77
8.0.90.0040.00416.66
8.0.80.0100.01016.77
8.0.70.0000.00716.76
8.0.60.0070.00016.64
8.0.50.0000.00716.69
8.0.30.0110.00716.88
8.0.20.0130.00617.40
8.0.10.0040.00416.78
8.0.00.0100.00716.58
7.4.330.0030.00315.08
7.4.320.0040.00416.52
7.4.300.0000.00616.48
7.4.290.0030.00316.45
7.4.280.0040.00416.43
7.4.270.0040.00416.54
7.4.260.0030.00316.41
7.4.250.0070.00016.48
7.4.240.0040.00316.49
7.4.230.0030.00316.18
7.4.220.0040.01516.43
7.4.210.0090.00616.57
7.4.200.0070.00016.41
7.4.160.0070.01016.47
7.4.150.0200.00317.40
7.4.140.0100.01017.86
7.4.130.0150.00416.46
7.4.120.0080.00816.36
7.4.110.0090.00916.48
7.4.100.0090.00916.29
7.4.90.0000.01716.36
7.4.80.0060.01119.39
7.4.70.0150.00916.21
7.4.60.0110.01116.15
7.4.50.0050.00016.24
7.4.40.0160.00316.11
7.4.30.0070.01416.44
7.4.10.0000.01514.92
7.4.00.0060.01114.88
7.3.330.0030.00313.02
7.3.320.0050.00013.07
7.3.310.0000.00616.09
7.3.300.0030.00316.21
7.3.290.0090.00616.17
7.3.280.0080.00816.17
7.3.270.0120.00617.40
7.3.260.0090.00916.23
7.3.240.0090.01116.17
7.3.230.0050.01416.43
7.3.210.0040.01216.44
7.3.200.0060.01016.12
7.3.190.0060.00916.21
7.3.180.0100.01016.43
7.3.170.0070.01616.27
7.3.160.0090.00616.19
7.3.130.0100.00714.91
7.3.120.0060.00914.76
7.3.110.0050.01114.77
7.3.100.0100.00314.60
7.3.90.0080.00514.66
7.3.80.0040.00814.63
7.3.70.0030.01114.66
7.3.60.0100.00514.72
7.3.50.0040.00914.63
7.3.40.0070.00614.67
7.3.30.0080.00514.62
7.3.20.0070.00716.45
7.3.10.0120.00216.55
7.3.00.0040.00516.31
7.2.330.0130.00316.34
7.2.320.0090.00916.30
7.2.310.0050.01316.22
7.2.300.0030.01716.64
7.2.290.0090.00916.29
7.2.260.0070.00714.75
7.2.250.0030.01414.90
7.2.240.0100.00814.83
7.2.230.0060.00814.90
7.2.220.0050.00714.91
7.2.210.0080.00414.70
7.2.200.0090.00614.68
7.2.190.0040.01014.78
7.2.180.0080.00614.80
7.2.170.0070.00514.80
7.2.160.0040.00814.89
7.2.150.0030.01316.44
7.2.140.0100.00716.64
7.2.130.0040.00716.56
7.2.120.0090.00616.76
7.2.110.0060.00916.75
7.2.100.0060.00616.66
7.2.90.0130.00016.52
7.2.80.0060.01016.86
7.2.70.0030.00916.91
7.2.60.0030.00816.69
7.2.50.0000.01116.82
7.2.40.0030.01016.78
7.2.30.0060.00916.56
7.2.20.0040.00816.37
7.2.10.0060.00616.90
7.2.00.0030.00918.02
7.1.330.0010.01115.71
7.1.320.0020.01015.83
7.1.310.0080.00615.63
7.1.300.0040.00815.72
7.1.290.0070.00715.60
7.1.280.0070.00715.71
7.1.270.0020.01015.62
7.1.260.0050.00915.65
7.1.250.0060.00615.51
7.1.240.0090.00315.67
7.1.230.0030.00915.54
7.1.220.0030.01415.80
7.1.210.0090.00315.68
7.1.200.0040.00515.74
7.1.190.0030.00615.86
7.1.180.0000.01015.75
7.1.170.0060.00315.64
7.1.160.0100.00015.52
7.1.150.0030.00615.69
7.1.140.0040.01115.58
7.1.130.0110.00315.58
7.1.120.0030.01315.81
7.1.110.0070.01015.84
7.1.100.0090.00616.75
7.1.90.0070.00615.54
7.1.80.0030.01015.77
7.1.70.0060.00616.44
7.1.60.0070.01317.61
7.1.50.0080.00916.26
7.1.40.0030.00815.71
7.1.30.0040.00715.55
7.1.20.0070.00715.55
7.1.10.0150.00015.77
7.1.00.0100.03718.99
7.0.330.0040.00815.32
7.0.320.0110.00015.29
7.0.310.0090.00315.31
7.0.300.0030.01015.46
7.0.290.0060.00915.00
7.0.280.0060.00615.45
7.0.270.0060.00615.39
7.0.260.0030.01015.37
7.0.250.0060.00615.43
7.0.240.0070.00415.17
7.0.230.0000.01215.57
7.0.220.0030.01015.02
7.0.210.0090.00315.53
7.0.200.0180.00715.08
7.0.190.0070.00315.38
7.0.180.0000.01415.06
7.0.170.0100.00315.36
7.0.160.0090.00315.38
7.0.150.0110.00415.32
7.0.140.0000.01215.27
7.0.130.0050.00815.40
7.0.120.0100.00315.38
7.0.110.0000.01115.11
7.0.100.0040.00715.29
7.0.90.0000.01515.27
7.0.80.0060.00614.97
7.0.70.0030.00615.30
7.0.60.0000.04817.66
7.0.50.0070.02216.60
7.0.40.0070.03516.78
7.0.30.0050.04716.68
7.0.20.0200.02616.72
7.0.10.0090.03516.85
7.0.00.0020.02816.71
5.6.400.0030.01313.95
5.6.390.0090.00614.38
5.6.380.0030.00614.37
5.6.370.0090.00013.98
5.6.360.0000.01113.88
5.6.350.0060.00913.93
5.6.340.0060.00314.09
5.6.330.0060.00914.09
5.6.320.0060.00613.82
5.6.310.0030.01014.21
5.6.300.0000.01713.80
5.6.290.0050.00514.28
5.6.280.0050.03617.49
5.6.270.0080.00014.22
5.6.260.0000.01014.13
5.6.250.0070.00714.18
5.6.240.0100.00014.01
5.6.230.0140.00014.05
5.6.220.0060.00614.31
5.6.210.0050.03517.40
5.6.200.0050.03616.25
5.6.190.0030.03717.40
5.6.180.0180.04117.30
5.6.170.0170.04017.32
5.6.160.0050.02317.26
5.6.150.0090.04116.26
5.6.140.0060.03116.14
5.6.130.0050.03916.26
5.6.120.0100.04117.50
5.6.110.0050.02517.46
5.6.100.0080.04317.53
5.6.90.0080.04217.64
5.6.80.0100.03317.24
5.6.70.0040.01114.28
5.6.60.0000.01413.86
5.6.50.0060.00613.91
5.6.40.0060.00613.91
5.6.30.0000.00814.00
5.6.20.0070.00714.27
5.6.10.0030.00913.86
5.6.00.0030.01214.04
5.5.380.0070.00314.14
5.5.370.0030.00514.24
5.5.360.0060.00613.85
5.5.350.0180.03517.11
5.5.340.0070.03016.03
5.5.330.0020.03017.31
5.5.320.0120.02617.23
5.5.310.0170.02817.24
5.5.300.0050.03816.07
5.5.290.0010.02616.08
5.5.280.0110.04017.38
5.5.270.0000.04417.38
5.5.260.0080.04517.53
5.5.250.0070.02717.34
5.5.240.0070.03617.14
5.5.230.0030.00514.21
5.5.220.0030.00613.87
5.5.210.0060.00613.73
5.5.200.0070.00714.00
5.5.190.0030.00913.96
5.5.180.0030.01014.06
5.5.170.0110.00313.94
5.5.160.0000.01614.11
5.5.150.0040.00814.24
5.5.140.0040.00814.06
5.5.130.0130.00013.86
5.5.120.0040.00713.93
5.5.110.0030.01013.82
5.5.100.0070.00314.07
5.5.90.0000.00813.98
5.5.80.0000.00914.21
5.5.70.0030.00613.75
5.5.60.0060.00913.57
5.5.50.0040.00813.73
5.5.40.0040.00813.82
5.5.30.0060.00913.83
5.5.20.0080.00513.78
5.5.10.0040.00713.99
5.5.00.0070.01013.60
5.4.450.0350.03015.24
5.4.440.0420.02315.08
5.4.430.0330.03315.21
5.4.420.0360.02715.17
5.4.410.0430.03514.98
5.4.400.0380.03315.01
5.4.390.0380.02814.87
5.4.380.0350.02814.89
5.4.370.0370.02714.96
5.4.360.0300.03215.10
5.4.350.0450.03915.08
5.4.340.0400.02815.12
5.4.330.0060.00310.63
5.4.320.0350.03914.99
5.4.310.0320.03114.93
5.4.300.0400.03015.00
5.4.290.0380.03314.83
5.4.280.0420.03715.16
5.4.270.0380.03214.95
5.4.260.0330.02915.11
5.4.250.0520.02814.96
5.4.240.0410.03714.83
5.4.230.0350.03214.93
5.4.220.0430.03315.03
5.4.210.0350.03315.05
5.4.200.0320.03215.07
5.4.190.0360.02514.86
5.4.180.0460.02814.79
5.4.170.0380.03014.90
5.4.160.0380.03014.90
5.4.150.0380.03014.87
5.4.140.0350.03113.57
5.4.130.0400.02313.61
5.4.120.0390.02713.65
5.4.110.0400.02913.80
5.4.100.0400.03213.58
5.4.90.0400.03713.62
5.4.80.0400.03313.73
5.4.70.0380.02813.55
5.4.60.0330.02913.47
5.4.50.0370.02713.61
5.4.40.0400.02613.74
5.4.30.0340.03013.71
5.4.20.0320.02913.73
5.4.10.0400.04013.68
5.4.00.0400.02813.30

preferences:
65.5 ms | 400 KiB | 5 Q