3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo serialize(NULL + 0.0021); echo PHP_EOL; echo serialize(0.21);

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)
8.3.60.0090.00618.25
8.3.50.0170.00316.16
8.3.40.0040.01118.79
8.3.30.0110.00318.54
8.3.20.0000.00720.21
8.3.10.0070.00023.61
8.3.00.0080.00022.30
8.2.180.0040.01216.38
8.2.170.0140.00422.96
8.2.160.0030.01719.34
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0060.00317.50
8.2.110.0030.00622.25
8.2.100.0120.00017.85
8.2.90.0000.00818.22
8.2.80.0050.00317.97
8.2.70.0080.00017.38
8.2.60.0080.00617.30
8.2.50.0000.01018.07
8.2.40.0080.00021.01
8.2.30.0000.00719.64
8.2.20.0000.00817.48
8.2.10.0000.00717.96
8.2.00.0040.00417.98
8.1.280.0110.00725.92
8.1.270.0040.00420.32
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0000.00922.20
8.1.230.0040.00820.84
8.1.220.0040.00417.74
8.1.210.0100.00018.77
8.1.200.0030.00617.13
8.1.190.0040.00417.10
8.1.180.0080.00018.10
8.1.170.0040.00418.53
8.1.160.0020.00522.00
8.1.150.0000.00718.79
8.1.140.0050.00217.31
8.1.130.0030.00317.56
8.1.120.0070.00017.30
8.1.110.0030.00317.30
8.1.100.0070.00017.36
8.1.90.0030.00317.21
8.1.80.0000.00917.32
8.1.70.0070.00017.28
8.1.60.0050.00317.33
8.1.50.0040.00417.27
8.1.40.0040.00417.35
8.1.30.0030.00517.40
8.1.20.0070.00017.45
8.1.10.0040.00417.45
8.1.00.0040.00417.34
8.0.300.0000.00720.12
8.0.290.0070.00016.75
8.0.280.0000.00818.43
8.0.270.0030.00317.18
8.0.260.0030.00317.18
8.0.250.0000.00716.80
8.0.240.0070.00016.75
8.0.230.0030.00316.77
8.0.220.0000.00716.79
8.0.210.0000.00716.63
8.0.200.0000.00716.64
8.0.190.0040.00416.74
8.0.180.0000.00716.80
8.0.170.0040.00416.85
8.0.160.0030.00316.78
8.0.150.0040.00416.77
8.0.140.0030.00316.64
8.0.130.0040.00413.16
8.0.120.0030.00516.60
8.0.110.0040.00416.77
8.0.100.0000.00716.72
8.0.90.0070.00016.65
8.0.80.0030.01216.64
8.0.70.0080.00016.63
8.0.60.0050.00216.77
8.0.50.0040.00416.82
8.0.30.0070.01717.14
8.0.20.0060.01217.40
8.0.10.0000.00816.78
8.0.00.0110.00616.56
7.4.330.0000.00615.08
7.4.320.0030.00316.51
7.4.300.0030.00316.27
7.4.290.0030.00316.37
7.4.280.0000.00716.21
7.4.270.0030.00316.36
7.4.260.0030.00416.36
7.4.250.0000.00816.31
7.4.240.0020.00516.35
7.4.230.0030.00316.54
7.4.220.0110.00716.43
7.4.210.0040.01416.47
7.4.200.0030.00316.27
7.4.160.0130.00416.27
7.4.150.0080.01517.40
7.4.140.0120.01217.86
7.4.130.0080.01016.51
7.4.120.0110.00616.41
7.4.110.0100.01316.50
7.4.100.0160.00316.45
7.4.90.0090.01216.41
7.4.80.0090.01319.39
7.4.70.0030.01216.32
7.4.60.0060.00916.22
7.4.50.0000.00416.33
7.4.40.0150.00316.50
7.4.30.0030.01416.46
7.4.00.0090.00914.79
7.3.330.0020.00212.96
7.3.320.0000.00812.88
7.3.310.0020.00516.26
7.3.300.0000.00716.13
7.3.290.0040.00416.23
7.3.280.0100.00716.18
7.3.270.0120.00617.40
7.3.260.0130.00316.51
7.3.250.0150.00416.14
7.3.240.0060.01216.00
7.3.230.0100.00716.39
7.3.210.0070.01116.40
7.3.200.0190.00419.39
7.3.190.0030.01316.18
7.3.180.0110.00716.38
7.3.170.0100.01016.27
7.3.160.0080.01516.30
7.2.330.0140.00416.63
7.2.320.0130.01016.37
7.2.310.0120.00916.56
7.2.300.0090.00916.45
7.2.290.0070.01016.31
7.2.60.0120.00316.38
7.2.00.0040.01119.34
7.1.200.0060.00615.74
7.1.100.0140.00517.88
7.1.70.0030.00317.14
7.1.60.0060.01919.12
7.1.50.0060.01316.62
7.1.00.0000.08022.54
7.0.200.0070.00316.70
7.0.60.0070.04719.98
7.0.50.0130.03017.85
7.0.40.0100.05320.24
7.0.30.0330.07020.33
7.0.20.0300.08020.30
7.0.10.0030.07020.09
7.0.00.0030.04320.19
5.6.280.0030.07020.84
5.6.210.0030.04020.44
5.6.200.0130.08018.21
5.6.190.0100.07720.62
5.6.180.3130.04020.77
5.6.170.0270.07720.52
5.6.160.0100.07020.51
5.6.150.0100.08018.14
5.6.140.0070.04718.21
5.6.130.0100.08318.16
5.6.120.0100.07720.96
5.6.110.0000.08721.04
5.6.100.0130.07721.10
5.6.90.0000.04320.95
5.6.80.0100.05320.36
5.6.70.3200.03720.42
5.5.350.0200.08020.42
5.5.340.0000.08718.02
5.5.330.0070.06320.13
5.5.320.3300.04320.41
5.5.310.0200.05720.30
5.5.300.0170.07017.98
5.5.290.0100.08017.94
5.5.280.0100.04720.64
5.5.270.0170.03320.83
5.5.260.0070.04020.67
5.5.250.0070.04020.60
5.5.240.0130.08320.24
5.4.450.0830.06019.11
5.4.440.0930.07019.50
5.4.430.0970.06019.63
5.4.420.1000.05019.25
5.4.410.0870.06719.35
5.4.400.0800.05719.16
5.4.390.0770.07019.07
5.4.380.0800.06319.07
5.4.370.1000.04719.14
5.4.360.0670.06319.16
5.4.350.1070.04318.90
5.4.340.0730.05719.07
5.4.320.0830.05318.79
5.4.310.0970.04719.18
5.4.300.1070.05719.30
5.4.290.0900.06719.14
5.4.280.1100.06319.08
5.4.270.0700.06719.17
5.4.260.0730.06719.27
5.4.250.0170.05319.11
5.4.240.0130.05318.89
5.4.230.0130.05019.14
5.4.220.0400.05718.79
5.4.210.0900.07018.93
5.4.200.0670.06016.65
5.4.190.0700.05718.96
5.4.180.0900.05018.89
5.4.170.0870.06318.86
5.4.160.1070.04718.79
5.4.150.0930.06019.26
5.4.140.0800.05016.33
5.4.130.0870.06716.44
5.4.120.0900.04716.32
5.4.110.0670.05716.34
5.4.100.0600.06016.33
5.4.90.0670.06016.36
5.4.80.0770.05016.20
5.4.70.0730.05316.57
5.4.60.0230.06716.21
5.4.50.0000.03716.40
5.4.40.0200.06716.21
5.4.30.0230.03716.48
5.4.20.0130.04016.36

preferences:
39.26 ms | 400 KiB | 5 Q