3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 1; function nullTest($x){ if ($x == 0) { $funct = "Не указано"; return $funct; } else { $funct = $x; return $funct; } } $null = nullTest($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)
8.3.60.0110.00316.38
8.3.50.0090.00616.59
8.3.40.0090.00618.84
8.3.30.0120.00318.76
8.3.20.0070.00020.16
8.3.10.0000.00721.69
8.3.00.0080.00017.78
8.2.180.0110.00716.63
8.2.170.0070.00722.96
8.2.160.0070.00720.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00322.25
8.2.120.0070.00026.35
8.2.110.0040.00420.98
8.2.100.0090.00318.03
8.2.90.0040.00419.11
8.2.80.0040.00418.04
8.2.70.0040.00417.49
8.2.60.0000.00817.80
8.2.50.0050.00318.10
8.2.40.0000.00820.55
8.2.30.0000.00821.03
8.2.20.0040.00418.11
8.2.10.0020.00518.14
8.2.00.0040.00418.11
8.1.280.0150.00325.92
8.1.270.0000.00722.05
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.83
8.1.230.0070.00418.84
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0030.00517.36
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0000.00718.98
8.1.150.0050.00318.87
8.1.140.0070.00019.64
8.1.130.0030.00318.92
8.1.120.0070.00017.39
8.1.110.0040.00417.36
8.1.100.0000.00717.48
8.1.90.0000.00717.52
8.1.80.0040.00417.42
8.1.70.0030.00517.43
8.1.60.0030.00617.54
8.1.50.0040.00417.42
8.1.40.0000.00717.45
8.1.30.0030.00617.73
8.1.20.0030.00617.68
8.1.10.0000.00717.41
8.1.00.0050.00217.45
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0080.00018.36
8.0.270.0000.00717.25
8.0.260.0030.00316.86
8.0.250.0060.00016.93
8.0.240.0040.00416.83
8.0.230.0070.00016.99
8.0.220.0040.00416.92
8.0.210.0050.00316.77
8.0.200.0030.00516.84
8.0.190.0060.00316.84
8.0.180.0090.00016.93
8.0.170.0040.00416.91
8.0.160.0040.00416.87
8.0.150.0030.00316.85
8.0.140.0070.00016.88
8.0.130.0030.00313.31
8.0.120.0040.00416.79
8.0.110.0040.00416.87
8.0.100.0000.00716.76
8.0.90.0050.00316.94
8.0.80.0110.00416.83
8.0.70.0040.00416.89
8.0.60.0070.00016.84
8.0.50.0040.00416.84
8.0.30.0120.00817.07
8.0.20.0090.01217.40
8.0.10.0000.00717.07
8.0.00.0170.00017.06
7.4.330.0020.00215.55
7.4.320.0030.00316.44
7.4.300.0030.00316.57
7.4.290.0030.00316.59
7.4.280.0000.00816.55
7.4.270.0040.00416.61
7.4.260.0070.00016.58
7.4.250.0000.00716.57
7.4.240.0040.00416.40
7.4.230.0030.00316.48
7.4.220.0100.01016.68
7.4.210.0070.00716.66
7.4.200.0000.00816.59
7.4.160.0130.00316.52
7.4.150.0060.01217.40
7.4.140.0140.00817.86
7.4.130.0110.01416.62
7.4.120.0070.01316.52
7.4.110.0130.00316.34
7.4.100.0090.00916.38
7.4.90.0080.00816.58
7.4.80.0160.00419.39
7.4.70.0100.01016.33
7.4.60.0080.00816.48
7.4.50.0050.00516.42
7.4.40.0000.01616.38
7.4.30.0040.01216.44
7.4.00.0030.01514.70
7.3.330.0000.00713.36
7.3.320.0000.00513.17
7.3.310.0040.00416.44
7.3.300.0000.00716.24
7.3.290.0080.00716.35
7.3.280.0080.00916.34
7.3.270.0070.01017.40
7.3.260.0120.00716.53
7.3.250.0100.00816.36
7.3.240.0080.00816.48
7.3.230.0110.00716.36
7.3.210.0110.00816.44
7.3.200.0100.00716.57
7.3.190.0090.00916.50
7.3.180.0070.01016.38
7.3.170.0040.01216.55
7.3.160.0000.01616.50
7.2.330.0070.01116.43
7.2.320.0100.00616.29
7.2.310.0070.01016.72
7.2.300.0080.00916.48
7.2.290.0130.00316.55
7.1.100.0030.00917.93
7.1.70.0090.01017.09
7.1.60.0200.01334.96
7.1.50.0120.02234.68
7.1.40.0190.01834.41
7.1.30.0260.01034.45
7.1.20.0200.01834.26
7.1.10.0000.01716.58
7.1.00.0080.01116.57
7.0.200.0030.00716.75
7.0.190.0110.01016.86
7.0.180.0140.00516.15
7.0.170.0060.01116.12
7.0.160.0100.00716.20
7.0.150.0040.01416.39
7.0.140.0030.01416.24
7.0.130.0070.01016.54
7.0.120.0020.01716.38
7.0.110.0040.01216.11
7.0.100.0080.01016.27
7.0.90.0070.01316.21
7.0.80.0000.01816.39
7.0.70.0080.01216.36
7.0.60.0070.01516.17
7.0.50.0030.01316.25
7.0.40.0000.01516.61
7.0.30.0040.01116.48
7.0.20.0090.00616.48
7.0.10.0030.01316.46
7.0.00.0030.01316.63

preferences:
43.37 ms | 400 KiB | 5 Q