3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo empty("0000-00-00 00:00:00");

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)
8.3.60.0140.00416.25
8.3.50.0090.00822.94
8.3.40.0150.00018.71
8.3.30.0140.00019.00
8.3.20.0040.00420.04
8.3.10.0080.00023.48
8.3.00.0060.00319.38
8.2.180.0040.01117.93
8.2.170.0030.01022.96
8.2.160.0100.00320.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0040.00718.50
8.2.110.0100.00020.35
8.2.100.0070.00419.77
8.2.90.0040.00419.16
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0040.00417.91
8.2.50.0080.00018.07
8.2.40.0070.00018.22
8.2.30.0070.00017.93
8.2.20.0030.00617.53
8.2.10.0050.00218.03
8.2.00.0000.00817.55
8.1.280.0190.00025.92
8.1.270.0040.00423.90
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0100.00023.91
8.1.230.0030.00718.99
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0100.00017.23
8.1.190.0040.00417.00
8.1.180.0090.00018.10
8.1.170.0030.00618.50
8.1.160.0000.00721.94
8.1.150.0000.00718.74
8.1.140.0040.00417.38
8.1.130.0000.00817.81
8.1.120.0040.00417.32
8.1.110.0040.00417.28
8.1.100.0030.00517.29
8.1.90.0040.00417.34
8.1.80.0040.00417.34
8.1.70.0030.00317.21
8.1.60.0040.00417.32
8.1.50.0050.00317.29
8.1.40.0060.00617.24
8.1.30.0040.00417.44
8.1.20.0040.00417.52
8.1.10.0080.00017.45
8.1.00.0040.00417.38
8.0.300.0000.00818.77
8.0.290.0030.00516.58
8.0.280.0070.00018.24
8.0.270.0000.00717.18
8.0.260.0070.00017.09
8.0.250.0000.00616.69
8.0.240.0000.00716.80
8.0.230.0070.00016.85
8.0.220.0030.00316.77
8.0.210.0030.00316.73
8.0.200.0030.00316.80
8.0.190.0030.00516.73
8.0.180.0050.00216.79
8.0.170.0040.00416.74
8.0.160.0000.00716.75
8.0.150.0000.00816.71
8.0.140.0030.00316.54
8.0.130.0030.00313.20
8.0.120.0030.00516.78
8.0.110.0040.00416.75
8.0.100.0000.00816.64
8.0.90.0040.00416.58
8.0.80.0140.00716.80
8.0.70.0020.00516.75
8.0.60.0000.00816.82
8.0.50.0040.00416.62
8.0.30.0100.01616.91
8.0.20.0050.01317.40
8.0.10.0000.00716.91
8.0.00.0090.00916.68
7.4.330.0000.00515.00
7.4.320.0030.00316.51
7.4.300.0000.00616.47
7.4.290.0060.00016.37
7.4.280.0070.00016.36
7.4.270.0000.00716.50
7.4.260.0030.00316.44
7.4.250.0000.00816.45
7.4.240.0020.00516.32
7.4.230.0070.00016.56
7.4.220.0140.01116.53
7.4.210.0030.00916.55
7.4.200.0030.00316.16
7.4.160.0060.00916.46
7.4.150.0130.01317.40
7.4.140.0100.00717.86
7.4.130.0060.01116.34
7.4.120.0100.00716.45
7.4.110.0080.00916.26
7.4.100.0070.01016.23
7.4.90.0150.02416.27
7.4.80.0130.00619.39
7.4.70.0080.01516.32
7.4.60.0110.00516.22
7.4.50.0030.00616.58
7.4.40.0060.00916.29
7.4.30.0090.00616.50
7.4.00.0070.00714.65
7.3.330.0060.00012.93
7.3.320.0060.00012.79
7.3.310.0000.00715.95
7.3.300.0060.00016.10
7.3.290.0060.01016.04
7.3.280.0110.00416.14
7.3.270.0060.01817.40
7.3.260.0130.00616.17
7.3.250.0130.00816.40
7.3.240.0030.01316.08
7.3.230.0120.00316.39
7.3.210.0130.00916.34
7.3.200.0090.00919.39
7.3.190.0080.00816.47
7.3.180.0110.00816.17
7.3.170.0090.00616.27
7.3.160.0080.00816.07
7.2.330.0070.01616.38
7.2.320.0110.00516.55
7.2.310.0100.00716.51
7.2.300.0150.00916.28
7.2.290.0140.00716.33
7.1.70.0040.00716.93
7.1.60.0100.01419.46
7.1.50.0050.00516.52
7.1.00.0030.07322.45
7.0.200.0030.00316.57
7.0.140.0030.07022.09
7.0.60.0000.04719.87
7.0.50.0030.08317.84
7.0.40.0100.04020.04
7.0.30.0270.06020.13
7.0.20.0270.06020.24
7.0.10.0070.08320.20
7.0.00.0130.08320.17
5.6.280.0100.06721.06
5.6.210.0130.03720.64
5.6.200.0070.08718.17
5.6.190.0030.04320.27
5.6.180.4370.03320.49
5.6.170.0300.08020.50
5.6.160.0000.09020.47
5.6.150.0070.04018.21
5.6.140.0030.04718.18
5.6.130.0070.08018.19
5.6.120.0030.04320.68
5.6.110.0130.06321.08
5.6.100.0070.06020.88
5.6.90.0000.08320.87
5.6.80.0130.06720.28
5.5.350.0230.05020.32
5.5.340.0070.06717.92
5.5.330.0130.03320.14
5.5.320.0330.05320.51
5.5.310.0300.06020.23
5.5.300.0070.08017.98
5.5.290.0170.07017.86
5.5.280.0070.06320.87
5.5.270.0130.08020.95
5.5.260.0000.05320.76
5.5.250.0130.06020.57
5.5.240.0170.07020.03
5.4.450.0300.03319.39
5.4.440.0270.05019.27
5.4.430.0400.04319.32
5.4.420.0170.04019.64
5.4.410.0230.04019.16
5.4.400.0270.04019.05
5.4.390.0270.05018.84
5.4.380.0300.06018.69
5.4.370.0430.05718.75
5.4.360.0300.05018.74
5.4.350.0270.05718.41
5.4.340.0330.05318.80
5.4.320.0090.03212.50
5.4.310.0090.03412.50
5.4.300.0060.05012.50
5.4.290.0080.03712.49
5.4.280.0030.03712.39
5.4.270.0070.04212.39
5.4.260.0050.03712.39
5.4.250.0070.03512.39
5.4.240.0060.03912.39
5.4.230.0040.03812.38
5.4.220.0050.03612.38
5.4.210.0050.03912.38
5.4.200.0060.03612.38
5.4.190.0090.03112.38
5.4.180.0020.03812.38
5.4.170.0090.04412.39
5.4.160.0060.04212.38
5.4.150.0050.03612.38
5.4.140.0050.03712.07
5.4.130.0080.03512.05
5.4.120.0050.03512.02
5.4.110.0110.04112.01
5.4.100.0060.03612.01
5.4.90.0050.03612.01
5.4.80.0040.04712.02
5.4.70.0110.03512.01
5.4.60.0060.03812.01
5.4.50.0080.03812.01
5.4.40.0080.03511.99
5.4.30.0070.03611.99
5.4.20.0060.03811.98
5.4.10.0070.03512.00
5.4.00.0090.03211.48

preferences:
41.63 ms | 401 KiB | 5 Q