3v4l.org

run code in 300+ PHP versions simultaneously
<?php $number = 0.49999999999999994; var_dump($number, round($number, 0, PHP_ROUND_HALF_UP)); $number = 1.4999999999999998; var_dump($number, round($number, 0, PHP_ROUND_HALF_UP)); $number = 4503599627370495.5; var_dump($number, round($number, 0, PHP_ROUND_HALF_UP));

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)
8.4.120.0100.00620.60
8.4.110.0120.00618.71
8.4.100.0120.00718.67
8.4.90.0130.00720.02
8.4.80.0090.01118.83
8.4.70.0060.00218.76
8.4.60.0060.00218.73
8.4.50.0110.01018.59
8.4.40.0100.00017.64
8.4.30.0130.00620.44
8.4.20.0140.00717.95
8.4.10.0030.00519.40
8.3.250.0090.00918.84
8.3.240.0100.00516.44
8.3.230.0080.01216.47
8.3.220.0130.00618.89
8.3.210.0100.01118.21
8.3.200.0040.00516.49
8.3.190.0040.00417.26
8.3.180.0100.00618.74
8.3.170.0120.00316.30
8.3.160.0110.00618.95
8.3.150.0080.01118.74
8.3.140.0060.01219.03
8.3.130.0110.00417.96
8.3.120.0040.00420.58
8.3.110.0090.00121.76
8.3.100.0060.00323.32
8.3.90.0060.00724.67
8.3.80.0070.00420.51
8.3.70.0070.00519.66
8.3.60.0130.00220.56
8.3.50.0070.00619.65
8.3.40.0110.00222.19
8.3.30.0100.00320.75
8.3.20.0070.00223.38
8.3.10.0100.00423.62
8.3.00.0080.00224.37
8.2.290.0140.00417.00
8.2.280.0040.00418.57
8.2.270.0070.00716.64
8.2.260.0120.00316.70
8.2.250.0130.00316.50
8.2.240.0120.00318.91
8.2.230.0060.00322.58
8.2.220.0070.00430.06
8.2.210.0060.00724.67
8.2.200.0080.00520.37
8.2.190.0120.00619.58
8.2.180.0120.00324.25
8.2.170.0130.00420.67
8.2.160.0120.00622.77
8.2.150.0070.00424.12
8.2.140.0060.00823.62
8.2.130.0090.00424.37
8.2.120.0090.00421.77
8.2.110.0050.00921.81
8.2.100.0240.00519.48
8.2.90.0230.00519.48
8.2.80.0230.00519.48
8.2.70.0230.00719.48
8.2.60.0220.00219.67
8.2.50.0210.00619.48
8.2.40.0150.00719.67
8.2.30.0240.00219.48
8.2.20.0130.00819.70
8.2.10.0210.00619.48
8.2.00.0210.00319.48
8.1.330.0090.01015.96
8.1.320.0100.00817.77
8.1.310.0060.00316.11
8.1.300.0070.00418.21
8.1.290.0090.00426.71
8.1.280.0080.00624.25
8.1.270.0070.00623.27
8.1.260.0100.00324.46
8.1.250.0070.00525.33
8.1.240.0090.00422.39
8.1.230.0140.00419.91
8.1.220.0210.00619.48
8.1.210.0190.00819.48
8.1.200.0190.00819.48
8.1.190.0250.00119.48
8.1.180.0200.00519.48
8.1.170.0220.00319.48
8.1.160.0210.00519.48
8.1.150.0200.00519.48
8.1.140.0210.00419.48
8.1.130.0220.00219.48
8.1.120.0220.00419.48
8.1.110.0220.00319.48
8.1.100.0220.00419.48
8.1.90.0230.00119.48
8.1.80.0180.00619.48
8.1.70.0200.00519.48
8.1.60.0200.00519.48
8.1.50.0210.00419.48
8.1.40.0180.00819.48
8.1.30.0210.00519.48
8.1.20.0200.00519.48
8.1.10.0210.00419.48
8.1.00.0220.00319.48
8.0.300.0210.00619.48
8.0.290.0210.00519.48
8.0.280.0230.00519.48
8.0.270.0220.00719.48
8.0.260.0250.00419.48
8.0.250.0240.00519.48
8.0.240.0190.00619.48
8.0.230.0230.00419.48
8.0.220.0210.00619.48
8.0.210.0240.00319.48
8.0.200.0210.00619.48
8.0.190.0210.00719.48
8.0.180.0230.00419.48
8.0.170.0260.00319.48
8.0.160.0230.00419.48
8.0.150.0230.00419.48
8.0.140.0210.00619.48
8.0.130.0190.00819.48
8.0.120.0220.00419.48
8.0.110.0200.00619.48
8.0.100.0230.00319.48
8.0.90.0180.00719.48
8.0.80.0190.00719.48
8.0.70.0210.00619.48
8.0.60.0240.00219.48
8.0.50.0180.00819.48
8.0.30.0230.00419.48
8.0.20.0170.01019.48
8.0.10.0220.00319.48

preferences:
27.14 ms | 403 KiB | 5 Q