3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 0; function nullTest($x){ if ($x == 0) { $funct = "Не указано"; return $funct; } else { $funct = $x; return $funct; } echo "$funct $x"; } $null = nullTest($x); $null; echo " $null";

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)
8.3.60.0090.00616.75
8.3.50.0120.00316.29
8.3.40.0120.00318.63
8.3.30.0100.01018.38
8.3.20.0070.00020.34
8.3.10.0050.00321.80
8.3.00.0030.00617.78
8.2.180.0060.01516.50
8.2.170.0140.00022.96
8.2.160.0070.00720.47
8.2.150.0080.00024.18
8.2.140.0070.00724.66
8.2.130.0070.00020.35
8.2.120.0060.00326.35
8.2.110.0030.00621.04
8.2.100.0090.00317.81
8.2.90.0030.00619.23
8.2.80.0030.00617.97
8.2.70.0080.00017.25
8.2.60.0080.00018.04
8.2.50.0040.00418.10
8.2.40.0000.00720.58
8.2.30.0080.00021.09
8.2.20.0090.00018.10
8.2.10.0040.00418.11
8.2.00.0000.00717.96
8.1.280.0090.00625.92
8.1.270.0000.00722.10
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00624.00
8.1.230.0080.00318.96
8.1.220.0030.00617.79
8.1.210.0040.00418.77
8.1.200.0030.00617.25
8.1.190.0000.00717.35
8.1.180.0000.00918.10
8.1.170.0000.00818.64
8.1.160.0000.00718.98
8.1.150.0070.00018.86
8.1.140.0070.00019.56
8.1.130.0070.00018.84
8.1.120.0070.00017.36
8.1.110.0000.00817.29
8.1.100.0040.00417.44
8.1.90.0040.00417.43
8.1.80.0070.00017.47
8.1.70.0000.00717.36
8.1.60.0000.00817.48
8.1.50.0040.00417.55
8.1.40.0070.00017.55
8.1.30.0000.01017.67
8.1.20.0080.00017.63
8.1.10.0050.00217.39
8.1.00.0000.00717.30
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.49
8.0.270.0030.00317.27
8.0.260.0030.00316.70
8.0.250.0000.00716.97
8.0.240.0000.00816.95
8.0.230.0000.00716.84
8.0.220.0080.00016.80
8.0.210.0030.00316.93
8.0.200.0060.00016.99
8.0.190.0000.00816.85
8.0.180.0040.00416.92
8.0.170.0040.00416.87
8.0.160.0000.00816.95
8.0.150.0040.00416.75
8.0.140.0040.00416.74
8.0.130.0030.00313.41
8.0.120.0050.00316.72
8.0.110.0030.00616.76
8.0.100.0030.00516.80
8.0.90.0020.00516.93
8.0.80.0060.00916.76
8.0.70.0040.00416.75
8.0.60.0000.00716.84
8.0.50.0040.00416.72
8.0.30.0120.00317.10
8.0.20.0080.01017.40
8.0.10.0040.00416.99
8.0.00.0060.01216.73
7.4.330.0030.00315.55
7.4.320.0000.00616.52
7.4.300.0030.00316.63
7.4.290.0060.00016.50
7.4.280.0000.00716.35
7.4.270.0000.00716.57
7.4.260.0080.00316.61
7.4.250.0000.00816.48
7.4.240.0000.00716.60
7.4.230.0000.00716.50
7.4.220.0130.00616.41
7.4.210.0090.00616.64
7.4.200.0070.00016.39
7.4.160.0060.00916.52
7.4.150.0190.00017.40
7.4.140.0150.00817.86
7.4.130.0130.00416.51
7.4.120.0070.01516.46
7.4.110.0080.01116.35
7.4.100.0100.01016.41
7.4.90.0110.00716.54
7.4.80.0070.01519.39
7.4.70.0030.01716.71
7.4.60.0070.01316.47
7.4.50.0090.00916.66
7.4.40.0130.00316.27
7.4.30.0130.00316.60
7.4.00.0060.00615.22
7.3.330.0060.00013.38
7.3.320.0000.00513.23
7.3.310.0040.00416.38
7.3.300.0000.00716.43
7.3.290.0040.01116.31
7.3.280.0080.00716.34
7.3.270.0040.01817.40
7.3.260.0120.00516.52
7.3.250.0110.00816.49
7.3.240.0100.00716.51
7.3.230.0110.00616.63
7.3.210.0140.00316.56
7.3.200.0060.01016.46
7.3.190.0060.01516.29
7.3.180.0140.00616.27
7.3.170.0090.00616.36
7.3.160.0100.00716.43
7.2.330.0150.00316.44
7.2.320.0060.01616.70
7.2.310.0070.01016.54
7.2.300.0090.00816.73
7.2.290.0000.01616.80
7.2.60.0070.00716.84
7.1.200.0100.00315.61
7.1.70.0100.00717.20
7.1.60.0270.01135.07
7.1.50.0140.02134.91
7.1.40.0240.01534.27
7.1.30.0140.01934.52
7.1.20.0290.01034.40
7.1.10.0070.01316.48
7.1.00.0140.00316.48
7.0.200.0110.00716.88
7.0.190.0070.00716.76
7.0.180.0000.01516.28
7.0.170.0070.01015.99
7.0.160.0040.01316.11
7.0.150.0060.01416.36
7.0.140.0050.01116.24
7.0.130.0070.01116.39
7.0.120.0130.00516.68
7.0.110.0040.01316.23
7.0.100.0110.00616.15
7.0.90.0050.01116.24
7.0.80.0040.01516.43
7.0.70.0070.01016.54
7.0.60.0060.01115.95
7.0.50.0050.01316.36
7.0.40.0050.01316.44
7.0.30.0060.01116.36
7.0.20.0030.01316.31
7.0.10.0070.01016.30
7.0.00.0000.01616.31

preferences:
39.65 ms | 400 KiB | 5 Q