3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0; var_dump(empty($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)
8.3.60.0070.01418.43
8.3.50.0070.00716.18
8.3.40.0140.00018.49
8.3.30.0140.00018.55
8.3.20.0040.00420.12
8.3.10.0000.00823.49
8.3.00.0070.00019.56
8.2.180.0140.00016.38
8.2.170.0140.00422.96
8.2.160.0110.00319.09
8.2.150.0090.00624.18
8.2.140.0000.00824.66
8.2.130.0000.00821.07
8.2.120.0000.00726.35
8.2.110.0070.00321.11
8.2.100.0060.00618.22
8.2.90.0040.00418.16
8.2.80.0030.00617.97
8.2.70.0030.00617.93
8.2.60.0000.00817.91
8.2.50.0000.01018.10
8.2.40.0000.00720.39
8.2.30.0070.00319.25
8.2.20.0000.00818.02
8.2.10.0040.00418.04
8.2.00.0000.00717.89
8.1.280.0070.01025.92
8.1.270.0070.00024.02
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00021.95
8.1.230.0090.00322.75
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0050.00317.00
8.1.180.0080.00018.10
8.1.170.0040.00418.31
8.1.160.0070.00019.05
8.1.150.0000.00820.68
8.1.140.0030.00719.38
8.1.130.0030.00318.85
8.1.120.0000.00717.35
8.1.110.0030.00517.37
8.1.100.0000.00817.41
8.1.90.0020.00517.41
8.1.80.0000.00717.38
8.1.70.0000.00717.43
8.1.60.0040.00417.50
8.1.50.0000.00817.43
8.1.40.0040.00417.39
8.1.30.0020.00517.46
8.1.20.0040.00417.54
8.1.10.0000.00817.41
8.1.00.0050.00217.21
8.0.300.0040.00419.53
8.0.290.0060.00316.63
8.0.280.0030.00318.38
8.0.270.0000.00817.17
8.0.260.0000.00616.73
8.0.250.0040.00216.87
8.0.240.0000.00716.90
8.0.230.0000.00716.80
8.0.220.0030.00316.85
8.0.210.0000.00816.70
8.0.200.0040.00416.88
8.0.190.0040.00416.86
8.0.180.0000.00716.82
8.0.170.0000.00716.83
8.0.160.0050.00316.79
8.0.150.0040.00416.79
8.0.140.0040.00416.76
8.0.130.0080.00013.24
8.0.120.0000.00816.79
8.0.110.0080.00016.86
8.0.100.0050.00216.87
8.0.90.0000.00716.93
8.0.80.0110.01116.78
8.0.70.0090.00016.69
8.0.60.0070.00016.62
8.0.50.0000.00716.81
8.0.30.0090.00916.93
8.0.20.0100.00817.40
8.0.10.0040.00416.91
8.0.00.0100.00616.78
7.4.330.0060.00015.55
7.4.320.0000.00616.47
7.4.300.0000.00616.28
7.4.290.0030.00316.43
7.4.280.0030.00316.43
7.4.270.0030.00316.50
7.4.260.0080.00016.48
7.4.250.0000.00816.41
7.4.240.0030.00616.54
7.4.230.0030.00316.61
7.4.220.0120.00916.63
7.4.210.0110.00716.55
7.4.200.0040.00416.43
7.4.160.0100.00716.43
7.4.150.0130.01317.40
7.4.140.0080.00917.86
7.4.130.0100.00616.31
7.4.120.0140.00716.43
7.4.110.0090.00616.47
7.4.100.0190.00516.41
7.4.90.0110.00616.31
7.4.80.0030.01319.39
7.4.70.0080.00816.54
7.4.60.0140.00316.34
7.4.50.0060.00616.29
7.4.40.0070.01016.25
7.4.30.0060.00916.36
7.4.00.0070.01014.77
7.3.330.0020.00213.04
7.3.320.0000.00513.06
7.3.310.0070.00016.06
7.3.300.0000.00615.98
7.3.290.0100.00416.13
7.3.280.0080.00916.11
7.3.270.0090.00917.40
7.3.260.0100.00616.26
7.3.250.0110.00616.27
7.3.240.0120.00616.25
7.3.230.0110.01116.25
7.3.210.0060.00916.38
7.3.200.0030.01316.38
7.3.190.0030.01316.18
7.3.180.0060.00916.17
7.3.170.0100.00716.30
7.3.160.0060.01016.32
7.3.120.0040.01414.59
7.3.110.0060.00914.64
7.3.100.0040.01214.91
7.3.90.0120.00314.43
7.3.80.0040.00814.69
7.3.70.0030.01114.58
7.3.60.0030.01014.64
7.3.50.0040.01114.35
7.3.40.0030.00614.73
7.3.30.0040.00814.72
7.3.20.0030.01016.27
7.3.10.0030.00616.54
7.3.00.0060.00316.42
7.2.330.0120.00616.30
7.2.320.0070.01016.36
7.2.310.0060.01016.59
7.2.300.0140.00316.47
7.2.290.0100.01016.48
7.2.250.0060.01314.70
7.2.240.0030.01614.71
7.2.230.0070.00714.74
7.2.220.0060.00915.14
7.2.210.0110.00414.74
7.2.200.0070.00714.70
7.2.190.0000.00914.89
7.2.180.0000.00914.79
7.2.170.0000.01214.87
7.2.60.0850.01214.91
7.2.00.0030.00919.45
7.1.330.0030.01015.76
7.1.320.0070.00415.75
7.1.310.0140.00315.76
7.1.300.0040.00715.70
7.1.290.0060.00315.86
7.1.280.0030.01015.78
7.1.270.0100.00315.80
7.1.260.0040.00815.58
7.1.200.0040.00715.78
7.1.100.0000.01117.80
7.1.70.0370.01015.16
7.1.60.0440.02533.32
7.1.50.0430.01632.80
7.1.40.0550.01232.51
7.1.30.0590.01432.67
7.1.20.0510.01732.67
7.1.10.0280.01814.67
7.1.00.0700.01614.62
7.0.200.0360.02514.56
7.0.190.0230.00814.78
7.0.180.0350.00614.15
7.0.170.0220.01514.43
7.0.160.0380.01314.28
7.0.150.0400.01214.15
7.0.140.0260.01314.41
7.0.130.0210.01614.60
7.0.120.0250.01014.76
7.0.110.0310.01514.25
7.0.100.0300.01014.50
7.0.90.0270.01414.09
7.0.80.0180.01214.33
7.0.70.0400.00714.25
7.0.60.0180.01113.93
7.0.50.0190.01114.31
7.0.40.0120.01314.50
7.0.30.0160.01514.57
7.0.20.0250.00914.35
7.0.10.0240.01214.39
7.0.00.0230.01014.52

preferences:
45.83 ms | 404 KiB | 6 Q