3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = "0"; var_dump(emptz($x));

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
8.3.50.0170.00521.99
8.3.40.0030.01718.57
8.3.30.0070.00718.75
8.3.20.0170.00020.21
8.3.10.0040.00420.70
8.3.00.0080.00020.75
8.2.180.0070.01318.54
8.2.170.0060.00922.96
8.2.160.0070.00722.05
8.2.150.0090.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00021.18
8.2.120.0040.00426.35
8.2.110.0060.00322.08
8.2.100.0040.00817.55
8.2.90.0080.00018.83
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0080.00017.89
8.2.50.0030.00918.09
8.2.40.0060.00320.59
8.2.30.0040.00419.31
8.2.20.0040.00417.59
8.2.10.0070.00018.04
8.2.00.0070.00017.93
8.1.280.0100.00725.92
8.1.270.0060.00323.92
8.1.260.0080.00028.09
8.1.250.0000.00828.09
8.1.240.0040.00422.07
8.1.230.0110.00022.20
8.1.220.0030.00517.74
8.1.210.0090.00018.77
8.1.200.0000.01017.23
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0000.01018.28
8.1.160.0070.00020.75
8.1.150.0040.00418.84
8.1.140.0040.00419.57
8.1.130.0000.00717.60
8.1.120.0070.00017.36
8.1.110.0040.00417.34
8.1.100.0030.00517.28
8.1.90.0070.00017.37
8.1.80.0000.00717.35
8.1.70.0070.00417.40
8.1.60.0060.00317.52
8.1.50.0030.00617.49
8.1.40.0000.00817.54
8.1.30.0050.00217.62
8.1.20.0040.00417.39
8.1.10.0040.00417.48
8.1.00.0030.00617.50
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0030.00318.34
8.0.270.0030.00317.26
8.0.260.0000.00617.19
8.0.250.0030.00316.93
8.0.240.0040.00416.82
8.0.230.0000.00716.83
8.0.220.0040.00416.77
8.0.210.0000.00716.78
8.0.200.0060.00016.99
8.0.190.0040.00416.84
8.0.180.0000.00816.97
8.0.170.0080.00016.84
8.0.160.0030.00316.99
8.0.150.0040.00416.82
8.0.140.0000.00816.77
8.0.130.0000.00513.28
8.0.120.0030.00616.82
8.0.110.0030.00516.94
8.0.100.0000.00816.77
8.0.90.0030.00516.79
8.0.80.0060.00916.89
8.0.70.0040.00416.69
8.0.60.0040.00416.89
8.0.50.0080.00016.72
8.0.30.0130.00317.00
8.0.20.0120.00717.40
8.0.10.0040.00416.93
8.0.00.0130.00416.70
7.4.330.0040.00016.71
7.4.320.0030.00316.55
7.4.300.0030.00316.68
7.4.290.0030.00316.52
7.4.280.0060.00316.57
7.4.270.0030.00316.64
7.4.260.0030.00616.43
7.4.250.0000.00716.57
7.4.240.0070.00016.52
7.4.230.0030.00316.48
7.4.220.0190.00416.54
7.4.210.0110.00316.54
7.4.200.0000.00716.68
7.4.160.0160.00016.48
7.4.150.0180.00017.40
7.4.140.0100.01017.86
7.4.130.0130.00716.52
7.4.120.0060.01216.59
7.4.110.0080.00816.72
7.4.100.0090.01016.57
7.4.90.0070.01016.55
7.4.80.0080.01719.39
7.4.70.0100.00616.42
7.4.60.0150.00616.46
7.4.50.0100.00616.21
7.4.40.0160.00316.54
7.4.30.0080.00916.57
7.4.00.0090.00315.11
7.3.330.0030.00313.17
7.3.320.0040.00412.96
7.3.310.0030.00316.36
7.3.300.0000.00616.13
7.3.290.0070.00016.27
7.3.280.0090.00916.28
7.3.270.0030.01717.40
7.3.260.0080.01116.48
7.3.250.0110.00816.44
7.3.240.0110.00616.24
7.3.230.0100.00716.46
7.3.210.0070.01016.22
7.3.200.0100.00716.42
7.3.190.0120.00416.60
7.3.180.0130.00716.15
7.3.170.0120.00816.38
7.3.160.0120.00316.30
7.2.330.0100.00716.22
7.2.320.0090.01316.47
7.2.310.0070.01016.42
7.2.300.0090.00616.34
7.2.290.0060.00916.26
7.2.110.0190.01516.23
7.2.60.0060.01016.69
7.2.00.0000.01219.31
7.1.200.0060.00615.47
7.1.100.0000.01017.77
7.1.70.0050.00217.04
7.1.60.0090.00919.27
7.1.50.0070.01416.78
7.1.00.0130.06722.43
7.0.200.0390.00614.58
7.0.60.0070.07321.75
7.0.50.0030.04017.82
7.0.40.0170.08020.23
7.0.30.0230.05020.21
7.0.20.0400.05320.16
7.0.10.0030.06020.20
7.0.00.0100.08020.09
5.6.280.0000.03720.90
5.6.210.0100.05320.74
5.6.200.0200.06018.23
5.6.190.0000.04320.27
5.6.180.0270.04020.21
5.6.170.0270.08320.50
5.6.160.0070.04320.49
5.6.150.0070.08018.12
5.6.140.0070.08018.20
5.6.130.0030.04718.21
5.6.120.0070.06021.00
5.6.110.0130.08021.10
5.6.100.0030.04020.98
5.6.90.0070.08021.09
5.6.80.0030.08320.39
5.5.350.0330.07720.32
5.5.340.0030.07717.96
5.5.330.0000.06720.42
5.5.320.0330.07020.29
5.5.310.0330.06720.19
5.5.300.0030.04718.02
5.5.290.0130.08017.94
5.5.280.0030.06320.86
5.5.270.0100.08320.75
5.5.260.0200.06020.79
5.5.250.0000.04320.61
5.5.240.0100.07020.36

preferences:
68.11 ms | 401 KiB | 5 Q