3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0.00; $b = 0.00; var_dump(-$a+$b);

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)
8.3.60.0170.01016.63
8.3.50.0130.00016.46
8.3.40.0100.00718.68
8.3.30.0110.00418.71
8.3.20.0060.00318.95
8.3.10.0050.00323.36
8.3.00.0080.00019.53
8.2.180.0150.00016.63
8.2.170.0070.00722.96
8.2.160.0100.00320.53
8.2.150.0040.00425.66
8.2.140.0000.00924.66
8.2.130.0070.00020.53
8.2.120.0080.00026.35
8.2.110.0060.00320.56
8.2.100.0080.00317.78
8.2.90.0000.00719.17
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0030.00522.17
8.2.30.0000.00821.10
8.2.20.0000.00818.02
8.2.10.0000.00718.00
8.2.00.0000.00718.00
8.1.280.0080.00825.92
8.1.270.0070.00023.96
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0060.00322.66
8.1.230.0070.00419.18
8.1.220.0030.00617.74
8.1.210.0030.00518.77
8.1.200.0030.00617.25
8.1.190.0000.00816.98
8.1.180.0060.00318.10
8.1.170.0080.00018.59
8.1.160.0000.00818.95
8.1.150.0000.00720.56
8.1.140.0070.00019.51
8.1.130.0050.00318.75
8.1.120.0020.00517.34
8.1.110.0060.00317.29
8.1.100.0040.00417.41
8.1.90.0060.00317.34
8.1.80.0000.00717.42
8.1.70.0000.00717.36
8.1.60.0040.00417.59
8.1.50.0050.00317.36
8.1.40.0070.00317.47
8.1.30.0040.00417.54
8.1.20.0000.00817.55
8.1.10.0080.00017.48
8.1.00.0040.00417.38
8.0.300.0010.00818.77
8.0.290.0040.00416.63
8.0.280.0030.00318.35
8.0.270.0030.00617.20
8.0.260.0060.00016.81
8.0.250.0030.00316.93
8.0.240.0050.00316.94
8.0.230.0000.00716.87
8.0.220.0040.00416.81
8.0.210.0070.00016.73
8.0.200.0050.00316.93
8.0.190.0060.00316.89
8.0.180.0080.00016.85
8.0.170.0100.00016.72
8.0.160.0050.00216.67
8.0.150.0000.00716.73
8.0.140.0070.00316.82
8.0.130.0030.00313.22
8.0.120.0000.00716.68
8.0.110.0000.00716.68
8.0.100.0000.00716.60
8.0.90.0040.00416.89
8.0.80.0150.00016.79
8.0.70.0090.00016.84
8.0.60.0040.00416.82
8.0.50.0050.00216.66
8.0.30.0100.00917.22
8.0.20.0110.00917.40
8.0.10.0040.00416.95
8.0.00.0120.00616.82
7.4.330.0000.00515.55
7.4.320.0030.00316.34
7.4.300.0030.00316.45
7.4.290.0070.00216.58
7.4.280.0000.00716.57
7.4.270.0030.00316.56
7.4.260.0000.00613.32
7.4.250.0070.00016.30
7.4.240.0040.00416.39
7.4.230.0070.00016.33
7.4.220.0120.01216.48
7.4.210.0100.00816.52
7.4.200.0030.00316.63
7.4.160.0040.01316.39
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0140.01116.52
7.4.120.0090.00816.45
7.4.110.0170.00216.43
7.4.100.0040.01416.34
7.4.90.0090.00916.32
7.4.80.0090.01219.39
7.4.70.0110.00616.29
7.4.60.0120.00316.61
7.4.50.0070.00716.28
7.4.40.0090.01216.36
7.4.30.0090.00616.45
7.4.00.0100.00315.00
7.3.330.0030.00613.18
7.3.320.0030.00313.04
7.3.310.0000.00716.27
7.3.300.0060.00016.18
7.3.290.0000.00716.11
7.3.280.0070.00816.20
7.3.270.0140.00317.40
7.3.260.0080.01016.17
7.3.250.0100.00816.22
7.3.240.0110.00516.34
7.3.230.0070.01116.31
7.3.210.0100.00716.15
7.3.200.0110.00616.15
7.3.190.0070.01116.29
7.3.180.0030.01316.24
7.3.170.0060.01016.11
7.3.160.0030.01316.19
7.2.330.0170.00016.47
7.2.320.0090.01216.48
7.2.310.0130.00316.52
7.2.300.0170.00016.59
7.2.290.0040.01216.52
7.2.60.0060.00316.28
7.2.00.0060.00619.39
7.1.200.0060.00615.77
7.1.100.0040.01117.91
7.1.70.0000.00717.16
7.1.60.2030.01033.07
7.1.50.1800.01032.63
7.1.40.2070.00732.53
7.1.30.2300.01032.50
7.1.20.2200.01732.41
7.1.10.2470.02014.70
7.1.00.1930.01014.48
7.0.200.1570.01014.59
7.0.190.1930.01314.88
7.0.180.1630.00314.27
7.0.170.2730.02014.57
7.0.160.3200.01314.38
7.0.150.1970.01014.47
7.0.140.1870.01014.54
7.0.130.1830.01314.53
7.0.120.1830.01014.60
7.0.110.2130.01714.52
7.0.100.2470.02014.27
7.0.90.2370.01314.30
7.0.80.2570.01314.48
7.0.70.2170.01314.31
7.0.60.2270.01714.34
7.0.50.2330.01014.32
7.0.40.2370.01314.43
7.0.30.2130.01314.43
7.0.20.2800.01014.60
7.0.10.1730.01714.41
7.0.00.2570.01014.24

preferences:
39.61 ms | 401 KiB | 5 Q