3v4l.org

run code in 300+ PHP versions simultaneously
<?php if ( file_exists("/etc/hosts") ){ echo "This is a linux system\n"; if(is_callable("system")){ echo "System is available\n"; }elseif(is_callable(shell_exec)){ echo "Shell_exec is available\n"; }elseif(is_callable("exec")){ echo "exec is available\n"; }else{ echo "No dice:(";} }else{ echo "blah!\n\n"; } ?>

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)
8.3.70.0060.00918.30
8.3.60.0110.00716.50
8.3.50.0150.01021.98
8.3.40.0150.00018.65
8.3.30.0130.00318.81
8.3.20.0040.00420.16
8.3.10.0000.00821.57
8.3.00.0040.00419.26
8.2.180.0100.00718.10
8.2.170.0110.00322.96
8.2.160.0120.00320.35
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00319.11
8.2.110.0090.00021.04
8.2.100.0090.00317.63
8.2.90.0050.00219.14
8.2.80.0080.00017.97
8.2.70.0060.00317.50
8.2.60.0040.00417.80
8.2.50.0000.00918.07
8.2.40.0080.00018.16
8.2.30.0090.00318.05
8.2.20.0080.00017.50
8.2.10.0050.00317.93
8.2.00.0040.00417.73
8.1.280.0110.00425.92
8.1.270.0090.00018.87
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.06
8.1.230.0040.00817.76
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0000.01017.10
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00820.30
8.1.160.0070.00021.87
8.1.150.0040.00418.75
8.1.140.0000.00817.25
8.1.130.0040.00417.76
8.1.120.0000.00817.30
8.1.110.0030.00317.24
8.1.100.0000.00717.21
8.1.90.0000.00717.33
8.1.80.0070.00017.35
8.1.70.0030.00317.25
8.1.60.0060.00317.48
8.1.50.0040.00417.36
8.1.40.0040.00417.42
8.1.30.0040.00417.54
8.1.20.0000.00717.37
8.1.10.0070.00017.39
8.1.00.0070.00317.45
8.0.300.0000.00718.77
8.0.290.0040.00416.58
8.0.280.0070.00018.40
8.0.270.0070.00017.07
8.0.260.0000.00617.23
8.0.250.0030.00316.80
8.0.240.0000.00716.75
8.0.230.0070.00016.85
8.0.220.0040.00416.81
8.0.210.0040.00416.77
8.0.200.0070.00016.81
8.0.190.0000.00816.85
8.0.180.0000.00716.79
8.0.170.0000.00816.68
8.0.160.0000.00816.80
8.0.150.0000.00716.66
8.0.140.0000.00816.71
8.0.130.0080.00013.16
8.0.120.0040.00416.75
8.0.110.0000.00716.71
8.0.100.0040.00416.74
8.0.90.0070.00016.66
8.0.80.0140.00716.86
8.0.70.0040.00416.79
8.0.60.0000.00816.87
8.0.50.0050.00216.89
8.0.30.0100.01117.01
8.0.20.0160.01817.40
8.0.10.0040.00416.78
8.0.00.0090.00916.78
7.4.330.0000.00715.03
7.4.320.0060.00016.29
7.4.300.0060.00016.47
7.4.290.0060.00316.38
7.4.280.0070.00016.47
7.4.270.0000.00616.40
7.4.260.0050.00216.49
7.4.250.0050.00216.34
7.4.240.0040.00416.39
7.4.230.0070.00016.51
7.4.220.0100.01316.54
7.4.210.0070.00716.33
7.4.200.0040.00416.58
7.4.160.0100.00616.35
7.4.150.0070.01117.40
7.4.140.0140.00317.86
7.4.130.0130.00916.31
7.4.120.0130.00516.29
7.4.110.0100.00616.35
7.4.100.0180.00316.54
7.4.90.0140.00316.42
7.4.80.0090.01519.39
7.4.70.0070.01116.46
7.4.60.0120.00916.33
7.4.50.0050.00316.17
7.4.40.0100.00716.48
7.4.30.0080.00816.43
7.4.00.0040.01415.09
7.3.330.0030.00313.05
7.3.320.0080.00313.12
7.3.310.0040.00316.20
7.3.300.0000.00716.09
7.3.290.0030.00516.14
7.3.280.0090.00716.14
7.3.270.0100.00717.40
7.3.260.0030.01316.29
7.3.250.0160.00316.18
7.3.240.0100.00716.39
7.3.230.0130.01016.46
7.3.210.0100.00716.41
7.3.200.0160.00319.39
7.3.190.0110.01116.18
7.3.180.0100.00716.29
7.3.170.0070.01016.39
7.3.160.0110.00716.23
7.2.330.0110.00616.43
7.2.320.0100.01016.57
7.2.310.0000.01716.60
7.2.300.0120.00616.31
7.2.290.0130.01216.54
7.2.60.0110.00416.86
7.1.200.0000.01315.71
7.1.70.0130.00016.74
7.1.60.0070.00317.25
7.1.50.0090.00416.83
7.1.00.0000.07722.40
7.0.200.0030.01416.80
7.0.140.0030.06321.95
7.0.60.0100.08019.89
7.0.50.0030.08317.79
7.0.40.0000.05720.04
7.0.30.0300.07720.04
7.0.20.0170.05020.16
7.0.10.0430.07320.18
7.0.00.0130.07720.19
5.6.280.0030.07320.91
5.6.210.0170.07020.66
5.6.200.0070.04018.06
5.6.190.0200.07020.41
5.6.180.0330.07720.65
5.6.170.0270.07720.50
5.6.160.0000.04320.54
5.6.150.0030.04018.09
5.6.140.0030.06318.16
5.6.130.0030.04318.11
5.6.120.0170.04320.96
5.6.110.0230.06721.11
5.6.100.0130.06020.96
5.6.90.0130.08021.00
5.6.80.0070.06720.53
5.6.70.0330.03020.37
5.5.350.0270.08020.30
5.5.340.0000.04317.89
5.5.330.0170.07320.07
5.5.320.0030.06720.19
5.5.310.0370.04720.17
5.5.300.0030.05017.88
5.5.290.0000.04317.98
5.5.280.0030.04320.80
5.5.270.0100.06720.63
5.5.260.0170.07720.75
5.5.250.0170.07320.59
5.5.240.0030.08720.25
5.4.450.0300.05319.55
5.4.440.0130.06319.62
5.4.430.0970.05719.43
5.4.420.0130.06019.50
5.4.410.0130.05718.79
5.4.400.1530.05718.60
5.4.390.1000.06018.62
5.4.380.1070.06318.68
5.4.370.0870.07018.68
5.4.360.0900.06718.50
5.4.350.1030.06718.50
5.4.340.0800.07018.58
5.4.320.1170.06718.52
5.4.310.0800.07318.71
5.4.300.0970.05318.49
5.4.290.0700.06718.71
5.4.280.0730.06018.71
5.4.270.0830.06318.71
5.4.260.0930.06018.48
5.4.250.1100.06318.77
5.4.240.1130.06018.68
5.4.230.1000.07018.49
5.4.220.0800.06718.61
5.4.210.0900.08318.51
5.4.200.0870.06316.61
5.4.190.0830.08318.68
5.4.180.1130.06318.56
5.4.170.0770.05718.59
5.4.160.1130.05318.64
5.4.150.0700.06718.46
5.4.140.1000.07016.09
5.4.130.1030.06716.22
5.4.120.0930.05016.12
5.4.110.1130.05716.28
5.4.100.1170.07316.12
5.4.90.1030.06016.31
5.4.80.0900.05316.18
5.4.70.1230.06315.98
5.4.60.1030.05016.14
5.4.50.1000.05016.27
5.4.40.0830.07016.22
5.4.30.1000.04716.28
5.4.20.2470.04716.16
5.4.10.1170.04716.18
5.4.00.1170.06315.68
5.3.290.0930.06714.59
5.3.280.0900.06714.57
5.3.270.0800.05314.55
5.3.260.0900.06714.56
5.3.250.0500.07314.69
5.3.240.1070.05714.59
5.3.230.3700.06014.57
5.3.220.0770.05714.45
5.3.210.0670.06314.49
5.3.200.0830.05014.45
5.3.190.0900.06014.54
5.3.180.0900.06714.63
5.3.170.1130.05014.59
5.3.160.0870.05314.66
5.3.150.0970.05314.55
5.3.140.1370.06714.46
5.3.130.0900.06714.52
5.3.120.1000.06014.59
5.3.110.0830.06714.45
5.3.100.1100.07314.11
5.3.90.0830.07714.07
5.3.80.0730.07314.10
5.3.70.0930.05013.95
5.3.60.1100.05713.95
5.3.50.0770.06713.93
5.3.40.0930.07313.93
5.3.30.0900.07313.88
5.3.20.0770.08013.62
5.3.10.0970.07013.73
5.3.00.0870.05313.54
5.2.170.0800.02711.18
5.2.160.0670.04311.29
5.2.150.0830.06311.15
5.2.140.1130.04311.07
5.2.130.1000.04711.05
5.2.120.0870.04711.25
5.2.110.0770.06011.25
5.2.100.0630.04311.16
5.2.90.0900.04711.14
5.2.80.0800.06711.15
5.2.70.0770.05011.06
5.2.60.0800.04711.00
5.2.50.0770.04310.97
5.2.40.0570.04311.15
5.2.30.0770.03310.95
5.2.20.0830.04010.90
5.2.10.0830.04010.92
5.2.00.0600.04710.73
5.1.60.0700.03710.11
5.1.50.0730.0379.97
5.1.40.0600.0409.96
5.1.30.0700.04710.30
5.1.20.0870.03010.38
5.1.10.0730.03710.11
5.1.00.0900.05310.08
5.0.50.0400.0378.57
5.0.40.0370.0338.43
5.0.30.0370.0478.28
5.0.20.0400.0278.27
5.0.10.0300.0438.20
5.0.00.0270.0578.28
4.4.90.0270.0235.94
4.4.80.0330.0235.92
4.4.70.0370.0235.82
4.4.60.0300.0275.86
4.4.50.0370.0305.90
4.4.40.0300.0435.82
4.4.30.0400.0175.92
4.4.20.0430.0135.91
4.4.10.0130.0336.02
4.4.00.0400.0375.94
4.3.110.0500.0275.84
4.3.100.0430.0135.79
4.3.90.0230.0305.88
4.3.80.0270.0405.78
4.3.70.0400.0275.90
4.3.60.0470.0235.78
4.3.50.0230.0335.78
4.3.40.0370.0405.75
4.3.30.0200.0274.64
4.3.20.0200.0274.54
4.3.10.0100.0304.50
4.3.00.0070.0276.75

preferences:
46.6 ms | 401 KiB | 5 Q