3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = '0'; echo empty($i);

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)
8.3.60.0150.00716.75
8.3.50.0130.00616.23
8.3.40.0060.00918.89
8.3.30.0120.00318.42
8.3.20.0040.00420.16
8.3.10.0040.00421.63
8.3.00.0080.00019.38
8.2.180.0140.00016.38
8.2.170.0030.01022.96
8.2.160.0130.00020.39
8.2.150.0140.00325.66
8.2.140.0070.00024.66
8.2.130.0040.00421.05
8.2.120.0040.00426.35
8.2.110.0060.00321.03
8.2.100.0040.00718.16
8.2.90.0000.00819.17
8.2.80.0000.00918.03
8.2.70.0060.00317.50
8.2.60.0000.00818.04
8.2.50.0050.00318.10
8.2.40.0000.00820.59
8.2.30.0000.00721.02
8.2.20.0070.00018.13
8.2.10.0000.00718.09
8.2.00.0000.00717.92
8.1.280.0030.01025.92
8.1.270.0000.00822.14
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00923.98
8.1.230.0000.01118.96
8.1.220.0000.00717.74
8.1.210.0090.00018.77
8.1.200.0060.00317.22
8.1.190.0040.00417.10
8.1.180.0020.00518.10
8.1.170.0000.00818.72
8.1.160.0030.00319.01
8.1.150.0070.00020.69
8.1.140.0040.00419.42
8.1.130.0040.00418.82
8.1.120.0000.00717.41
8.1.110.0000.00817.39
8.1.100.0000.00717.42
8.1.90.0110.00017.45
8.1.80.0000.00817.29
8.1.70.0040.00417.42
8.1.60.0040.00417.50
8.1.50.0000.00717.38
8.1.40.0020.00517.41
8.1.30.0060.00317.58
8.1.20.0050.00517.50
8.1.10.0040.00417.55
8.1.00.0030.00617.48
8.0.300.0040.00418.77
8.0.290.0050.00216.63
8.0.280.0000.00718.49
8.0.270.0030.00317.30
8.0.260.0040.00416.81
8.0.250.0030.00316.91
8.0.240.0030.00316.97
8.0.230.0030.00316.82
8.0.220.0030.00316.78
8.0.210.0030.00316.69
8.0.200.0040.00416.85
8.0.190.0110.00016.89
8.0.180.0000.00716.83
8.0.170.0040.00416.91
8.0.160.0070.00016.86
8.0.150.0000.00716.79
8.0.140.0060.00316.77
8.0.130.0000.00513.31
8.0.120.0040.00416.69
8.0.110.0000.00716.79
8.0.100.0080.00016.66
8.0.90.0030.00516.78
8.0.80.0090.00616.79
8.0.70.0070.00016.61
8.0.60.0050.00316.63
8.0.50.0000.00816.66
8.0.30.0110.00816.99
8.0.20.0130.00617.40
8.0.10.0070.00016.99
8.0.00.0000.02216.95
7.4.330.0030.00315.55
7.4.320.0040.00416.48
7.4.300.0030.00316.42
7.4.290.0000.00716.42
7.4.280.0040.00416.56
7.4.270.0060.00016.53
7.4.260.0000.00613.26
7.4.250.0000.00716.49
7.4.240.0020.00516.42
7.4.230.0000.00716.28
7.4.220.0070.01116.48
7.4.210.0070.01016.48
7.4.200.0000.00716.46
7.4.160.0120.00616.39
7.4.150.0130.00617.40
7.4.140.0150.00317.86
7.4.130.0110.00616.32
7.4.120.0090.01016.50
7.4.110.0110.00716.35
7.4.100.0130.00316.50
7.4.90.0090.01216.35
7.4.80.0140.00619.39
7.4.70.0140.00316.43
7.4.60.0080.00816.49
7.4.50.0080.00816.39
7.4.40.0100.00716.44
7.4.30.0120.00416.48
7.4.00.0100.00314.67
7.3.330.0060.00012.88
7.3.320.0000.00512.97
7.3.310.0040.00416.00
7.3.300.0000.00616.11
7.3.290.0000.00716.13
7.3.280.0080.00816.13
7.3.270.0040.01317.40
7.3.260.0100.00716.39
7.3.250.0090.00916.22
7.3.240.0160.00716.51
7.3.230.0130.00716.29
7.3.210.0120.00416.43
7.3.200.0100.00716.17
7.3.190.0110.00616.21
7.3.180.0070.01116.22
7.3.170.0040.01316.13
7.3.160.0090.00616.45
7.2.330.0110.00616.36
7.2.320.0100.00716.58
7.2.310.0070.01016.25
7.2.300.0130.00716.59
7.2.290.0120.00616.63
7.2.60.0840.00914.86
7.2.00.0030.00919.14
7.1.200.0070.00415.57
7.1.100.0070.00317.77
7.1.70.0040.00716.97
7.1.60.0030.01017.11
7.1.50.0060.00616.89
7.1.40.0000.01116.46
7.1.30.0030.01016.47
7.1.20.0060.01616.57
7.1.10.0030.00516.42
7.1.00.0030.00616.68
7.0.200.0030.00516.73
7.0.190.0030.00516.41
7.0.180.0080.00016.27
7.0.170.0000.00916.27
7.0.160.0000.01416.27
7.0.150.0060.00616.27
7.0.140.0000.01116.27
7.0.130.0040.00416.47
7.0.120.0040.00416.28
7.0.110.0000.00816.27
7.0.100.0030.00916.27
7.0.90.0030.01216.27
7.0.80.0040.00716.27
7.0.70.0030.00716.34
7.0.60.0070.00716.27
7.0.50.0050.00516.27
7.0.40.0060.00616.27
7.0.30.0000.00816.27
7.0.20.0060.00616.27
7.0.10.0000.01316.27
7.0.00.0030.00916.27

preferences:
44.67 ms | 400 KiB | 5 Q