3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo empty(false) === true;

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)
8.3.60.0070.01118.43
8.3.50.0110.01116.26
8.3.40.0090.00918.54
8.3.30.0070.00718.76
8.3.20.0040.00420.40
8.3.10.0030.00523.57
8.3.00.0050.00322.51
8.2.180.0090.00616.32
8.2.170.0070.00722.96
8.2.160.0060.00921.98
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00321.17
8.2.120.0000.00726.35
8.2.110.0060.00322.38
8.2.100.0030.00917.78
8.2.90.0000.00917.50
8.2.80.0000.00817.97
8.2.70.0090.00017.80
8.2.60.0050.00317.88
8.2.50.0030.00518.10
8.2.40.0000.00720.61
8.2.30.0040.00419.03
8.2.20.0040.00417.83
8.2.10.0040.00419.11
8.2.00.0070.00017.91
8.1.280.0120.00325.92
8.1.270.0030.00522.10
8.1.260.0070.00026.35
8.1.250.0030.00628.09
8.1.240.0090.00022.06
8.1.230.0040.00719.21
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0080.00017.22
8.1.190.0050.00317.10
8.1.180.0070.00018.10
8.1.170.0000.00818.59
8.1.160.0030.00518.75
8.1.150.0040.00418.75
8.1.140.0040.00420.25
8.1.130.0040.00420.21
8.1.120.0030.00617.29
8.1.110.0000.00817.18
8.1.100.0050.00517.17
8.1.90.0000.00717.33
8.1.80.0030.00417.34
8.1.70.0000.00717.35
8.1.60.0040.00417.46
8.1.50.0040.00817.29
8.1.40.0040.00417.39
8.1.30.0150.00817.49
8.1.20.0050.00317.50
8.1.10.0030.00617.40
8.1.00.0070.00017.26
8.0.300.0040.00419.69
8.0.290.0040.00416.75
8.0.280.0030.00318.42
8.0.270.0070.00017.18
8.0.260.0000.00619.99
8.0.250.0070.00016.89
8.0.240.0030.00316.89
8.0.230.0040.00416.68
8.0.220.0040.00416.65
8.0.210.0030.00316.77
8.0.200.0000.00616.78
8.0.190.0050.00216.68
8.0.180.0040.00416.76
8.0.170.0080.00016.66
8.0.160.0070.00016.73
8.0.150.0050.00316.64
8.0.140.0040.00416.60
8.0.130.0060.00013.22
8.0.120.0000.00816.63
8.0.110.0070.00016.80
8.0.100.0000.00816.67
8.0.90.0000.00716.55
8.0.80.0040.01116.80
8.0.70.0040.00416.66
8.0.60.0030.00316.56
8.0.50.0070.00016.63
8.0.30.0090.00817.15
8.0.20.0130.01617.40
8.0.10.0000.00816.79
8.0.00.0070.01216.60
7.4.330.0000.00515.55
7.4.320.0040.00416.42
7.4.300.0000.00616.40
7.4.290.0030.00316.37
7.4.280.0040.00416.45
7.4.270.0030.00316.49
7.4.260.0040.00416.36
7.4.250.0030.00316.31
7.4.240.0030.00316.45
7.4.230.0030.00316.56
7.4.220.0040.00416.46
7.4.210.0090.00816.38
7.4.200.0050.00216.29
7.4.160.0110.00516.39
7.4.140.0090.01517.86
7.4.130.0090.00916.28
7.4.120.0070.01116.51
7.4.110.0210.00416.24
7.4.100.0150.00416.46
7.4.90.0060.00916.19
7.4.80.0160.00419.39
7.4.70.0150.00616.39
7.4.60.0090.00616.44
7.4.50.0070.01016.39
7.4.40.0100.00716.46
7.4.00.0030.01314.83
7.3.330.0000.00512.96
7.3.320.0000.00612.89
7.3.310.0030.00316.09
7.3.300.0000.00616.03
7.3.290.0050.00216.02
7.3.280.0080.00816.17
7.3.260.0120.00616.44
7.3.240.0090.00816.35
7.3.230.0000.01716.13
7.3.210.0130.01016.03
7.3.200.0100.00616.14
7.3.190.0120.00316.47
7.3.180.0060.00916.04
7.3.170.0120.00416.13
7.3.160.0040.01116.41
7.3.30.0050.00514.54
7.3.20.0160.00616.45
7.3.10.0040.00816.54
7.3.00.0030.01016.55
7.2.330.0140.00316.50
7.2.320.0100.00616.28
7.2.310.0100.01016.09
7.2.300.0060.01116.55
7.2.290.0100.00716.43
7.2.160.0110.00014.61
7.2.150.0030.00916.60
7.2.140.0040.00716.63
7.2.130.0000.01116.37
7.2.120.0060.01016.55
7.2.110.0070.01016.32
7.2.100.0150.00416.61
7.2.90.0070.00716.35
7.2.80.0000.01516.67
7.2.70.0070.00716.71
7.2.60.0070.00716.54
7.2.50.0070.00716.73
7.2.40.0070.00716.76
7.2.30.0120.00616.65
7.2.20.0030.01016.45
7.2.10.0040.01516.33
7.2.00.0090.00316.64
7.1.270.0090.00615.37
7.1.260.0080.00415.43
7.1.250.0110.00415.22

preferences:
44.42 ms | 400 KiB | 5 Q