3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = ''; var_dump(abs($num));

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)
8.4.120.0110.00822.31
8.4.110.0040.00520.78
8.4.100.0110.00617.79
8.4.90.0160.00417.74
8.4.80.0100.01017.68
8.4.70.0080.00517.43
8.4.60.0100.01020.45
8.4.50.0130.00817.91
8.4.40.0000.00819.70
8.4.30.0080.00020.52
8.4.20.0130.00719.38
8.4.10.0060.00322.29
8.3.250.0130.00618.59
8.3.240.0120.00816.89
8.3.230.0130.00616.72
8.3.220.0040.00417.04
8.3.210.0090.00516.76
8.3.200.0040.00417.15
8.3.190.0060.00318.85
8.3.180.0090.00916.62
8.3.170.0040.00416.72
8.3.160.0110.00716.81
8.3.150.0120.00617.21
8.3.140.0080.00016.85
8.3.130.0100.00018.59
8.3.120.0050.00520.80
8.3.110.0000.00716.63
8.3.100.0030.00624.06
8.3.90.0000.00726.77
8.3.80.0060.00316.50
8.3.70.0120.00616.58
8.3.60.0110.01118.31
8.3.50.0140.00720.14
8.3.40.0120.00318.83
8.3.30.0090.00619.04
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0000.00726.16
8.2.290.0060.00220.30
8.2.280.0060.00320.28
8.2.270.0150.00416.82
8.2.260.0070.01020.68
8.2.250.0000.00818.41
8.2.240.0070.00417.28
8.2.230.0070.00320.94
8.2.220.0120.00337.54
8.2.210.0070.00326.77
8.2.200.0030.00616.75
8.2.190.0110.01116.75
8.2.180.0080.00825.92
8.2.170.0120.00922.96
8.2.160.0130.00622.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0030.00620.82
8.2.110.0060.00321.12
8.2.100.0060.00619.64
8.2.90.0090.00019.13
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0040.00417.50
8.2.50.0000.00817.98
8.2.40.0040.00417.97
8.2.30.0040.00417.91
8.2.20.0000.00720.42
8.2.10.0060.00418.81
8.2.00.0070.00319.17
8.1.330.0110.00722.09
8.1.320.0110.01016.28
8.1.310.0090.00918.50
8.1.300.0120.00318.18
8.1.290.0030.00630.84
8.1.280.0120.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00723.76
8.1.230.0060.00622.63
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0000.01017.47
8.1.190.0050.00317.34
8.1.180.0060.00318.10
8.1.170.0000.00717.62
8.1.160.0000.00718.73
8.1.150.0060.00318.43
8.1.140.0050.00217.48
8.1.130.0030.00318.73
8.1.120.0000.00717.30
8.1.110.0040.00417.40
8.1.100.0040.00417.43
8.1.90.0080.00017.27
8.1.80.0000.00717.26
8.1.70.0070.00017.42
8.1.60.0000.00917.52
8.1.50.0210.00417.49
8.1.40.0190.00617.43
8.1.30.0210.00317.65
8.1.20.0180.00317.53
8.1.10.0050.01117.54
8.1.00.0030.00517.49
8.0.300.0040.00418.77
8.0.290.0050.00516.75
8.0.280.0000.00718.37
8.0.270.0000.00716.81
8.0.260.0000.00618.38
8.0.250.0000.00716.95
8.0.240.0000.00616.96
8.0.230.0030.00316.83
8.0.220.0040.00416.89
8.0.210.0070.00016.79
8.0.200.0030.00316.95
8.0.190.0040.00416.99
8.0.180.0050.00216.82
8.0.170.0030.00616.86
8.0.160.0120.00316.83
8.0.150.0180.00416.88
8.0.140.0220.00016.84
8.0.130.0150.00716.80
8.0.120.0090.00916.84
8.0.110.0160.00316.76
8.0.100.0210.00016.80
8.0.90.0170.00416.79
8.0.80.0050.01516.78
8.0.70.0220.00016.89
8.0.60.0130.00916.92
8.0.50.0200.00016.87
8.0.30.0150.00416.82
8.0.20.0140.00716.82
8.0.10.0150.00616.86
7.4.330.0030.00416.05
7.4.320.0000.00616.55
7.4.300.0050.00216.43
7.4.290.0170.00616.54
7.4.280.0120.00916.52
7.4.270.0070.00616.41
7.4.260.0100.00015.94
7.4.250.0030.00516.43
7.4.240.0100.00016.34
7.4.230.0130.00016.56
7.4.220.0040.00815.82
7.4.210.0140.00016.51
7.4.200.0140.00316.21
7.4.190.0140.00316.37
7.4.180.0150.00316.57
7.4.160.0150.00016.59
7.4.150.0090.00316.36
7.4.140.0070.01116.21
7.4.130.0160.00316.36
7.4.120.0150.00616.23
7.4.110.0140.00516.17
7.4.100.0170.00416.52
7.4.90.0120.00816.50
7.4.80.0130.01316.24
7.4.70.0090.00416.27
7.4.60.0120.00616.39
7.4.50.0210.00416.27
7.4.40.0120.00916.34
7.4.30.0100.00516.20
7.4.20.0110.00316.19
7.4.10.0140.00016.12
7.4.00.0100.00316.13

preferences:
106.24 ms | 403 KiB | 5 Q