3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo serialize(NULL * 0.0021); echo PHP_EOL; echo serialize(0.0021);

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)
8.3.60.0040.01118.30
8.3.50.0110.00721.09
8.3.40.0070.00718.67
8.3.30.0110.00318.64
8.3.20.0070.00020.16
8.3.10.0040.00423.54
8.3.00.0000.00822.25
8.2.180.0120.00916.50
8.2.170.0040.01122.96
8.2.160.0070.00722.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00719.82
8.2.110.0030.00720.97
8.2.100.0040.00817.63
8.2.90.0080.00019.05
8.2.80.0030.00517.97
8.2.70.0060.00317.50
8.2.60.0070.00417.79
8.2.50.0030.00618.07
8.2.40.0000.00820.88
8.2.30.0060.00319.76
8.2.20.0000.00817.48
8.2.10.0040.00417.79
8.2.00.0080.00017.90
8.1.280.0030.01725.92
8.1.270.0040.00420.13
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00022.69
8.1.230.0110.00017.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0030.00617.10
8.1.180.0040.00418.10
8.1.170.0060.00318.52
8.1.160.0020.00521.95
8.1.150.0040.00418.74
8.1.140.0000.00817.27
8.1.130.0000.00717.49
8.1.120.0040.00417.32
8.1.110.0070.00017.31
8.1.100.0000.00717.34
8.1.90.0000.00717.34
8.1.80.0040.00417.23
8.1.70.0040.00417.37
8.1.60.0000.00817.33
8.1.50.0040.00417.37
8.1.40.0080.00017.33
8.1.30.0030.00517.32
8.1.20.0000.00817.35
8.1.10.0000.00817.48
8.1.00.0020.00517.41
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.41
8.0.270.0030.00317.16
8.0.260.0000.00817.19
8.0.250.0030.00516.92
8.0.240.0050.00316.86
8.0.230.0030.00516.68
8.0.220.0070.00016.79
8.0.210.0050.00216.68
8.0.200.0030.00316.81
8.0.190.0000.00816.81
8.0.180.0000.00716.70
8.0.170.0070.00016.71
8.0.160.0030.00316.70
8.0.150.0000.00716.76
8.0.140.0070.00016.71
8.0.130.0030.00513.14
8.0.120.0080.00016.70
8.0.110.0040.00416.57
8.0.100.0050.00216.82
8.0.90.0000.00716.82
8.0.80.0160.00016.68
8.0.70.0070.00016.76
8.0.60.0040.00416.65
8.0.50.0080.00016.68
8.0.30.0140.00616.88
8.0.20.0120.01717.40
8.0.10.0040.00416.81
8.0.00.0110.00616.64
7.4.330.0020.00515.08
7.4.320.0000.00716.38
7.4.300.0000.00716.39
7.4.290.0070.00016.45
7.4.280.0040.00416.30
7.4.270.0030.00316.37
7.4.260.0000.00716.34
7.4.250.0050.00216.39
7.4.240.0040.00416.37
7.4.230.0030.00316.25
7.4.220.0080.01116.47
7.4.210.0070.01016.54
7.4.200.0020.00516.30
7.4.160.0120.00316.19
7.4.150.0120.00817.40
7.4.140.0110.00717.86
7.4.130.0110.00716.29
7.4.120.0110.00616.34
7.4.110.0100.00716.21
7.4.100.0160.00316.38
7.4.90.0110.00716.21
7.4.80.0090.01019.39
7.4.70.0060.01016.52
7.4.60.0040.01416.48
7.4.50.0030.00616.21
7.4.40.0030.01416.47
7.4.30.0090.00916.46
7.4.00.0080.00614.73
7.3.330.0050.00013.04
7.3.320.0080.00012.96
7.3.310.0040.00416.19
7.3.300.0030.00316.13
7.3.290.0030.00316.16
7.3.280.0080.00716.13
7.3.270.0070.01017.40
7.3.260.0090.00916.31
7.3.250.0100.00816.20
7.3.240.0060.01516.11
7.3.230.0060.01016.39
7.3.210.0100.00716.07
7.3.200.0080.01419.39
7.3.190.0080.00816.18
7.3.180.0180.00016.20
7.3.170.0060.01016.27
7.3.160.0100.00716.40
7.2.330.0100.00716.69
7.2.320.0140.00716.41
7.2.310.0140.00416.39
7.2.300.0080.00816.28
7.2.290.0060.01316.29
7.2.60.0040.01116.76
7.2.00.0060.00919.00
7.1.200.0000.01015.29
7.1.100.0110.00617.86
7.1.70.0090.00317.18
7.1.60.0100.01319.12
7.1.50.0090.00616.92
7.1.00.0100.07022.33
7.0.200.0000.00816.63
7.0.60.0070.07319.94
7.0.50.0030.06017.87
7.0.40.0100.08020.03
7.0.30.0400.07320.18
7.0.20.0330.08020.18
7.0.10.0100.08320.09
7.0.00.0100.08720.19
5.6.280.0100.06720.92
5.6.210.0100.03320.52
5.6.200.0030.06718.09
5.6.190.0030.08320.40
5.6.180.4030.05020.35
5.6.170.0200.04320.41
5.6.160.0030.06020.37
5.6.150.0100.06718.21
5.6.140.0000.04718.11
5.6.130.0000.08718.18
5.6.120.0000.09021.01
5.6.110.0100.08720.98
5.6.100.0130.07021.07
5.6.90.0130.08320.87
5.6.80.0100.04720.50
5.6.70.4530.03720.43
5.5.350.0170.08720.36
5.5.340.0100.07018.02
5.5.330.0030.04320.48
5.5.320.3500.04720.31
5.5.310.0100.05020.23
5.5.300.0100.04317.91
5.5.290.0100.07717.91
5.5.280.0030.06020.76
5.5.270.0070.03720.75
5.5.260.0100.08720.71
5.5.250.0100.05320.69
5.5.240.0200.07320.25
5.4.450.0670.05719.58
5.4.440.0730.06019.63
5.4.430.0670.05019.44
5.4.420.0770.05319.51
5.4.410.0800.06019.13
5.4.400.0930.05018.99
5.4.390.0770.05318.93
5.4.380.1130.05019.28
5.4.370.0830.05719.34
5.4.360.0870.05019.09
5.4.350.0700.05319.17
5.4.340.0770.06019.27
5.4.320.0670.06319.28
5.4.310.0930.07319.15
5.4.300.0800.05718.93
5.4.290.0800.05719.32
5.4.280.0800.06019.17
5.4.270.0600.05718.93
5.4.260.0570.05718.93
5.4.250.0400.04319.10
5.4.240.0270.05319.24
5.4.230.0770.05019.16
5.4.220.0800.05319.29
5.4.210.0100.05718.84
5.4.200.0700.04316.63
5.4.190.0600.05319.26
5.4.180.0670.05319.26
5.4.170.0530.05018.79
5.4.160.0130.04719.08
5.4.150.0900.04719.07
5.4.140.0670.05016.40
5.4.130.0630.04316.32
5.4.120.0630.06316.50
5.4.110.0670.05716.31
5.4.100.0800.06316.50
5.4.90.0900.05716.26
5.4.80.0600.06016.41
5.4.70.0730.06016.48
5.4.60.0270.04016.37
5.4.50.0000.03716.33
5.4.40.0270.03016.36
5.4.30.0300.06716.38
5.4.20.0230.03016.20

preferences:
58.74 ms | 401 KiB | 5 Q