3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=10; $y=5; function scambia($a,$b){ $tmp = $a; $a = $b; $b = $tmp; } echo 'x vale '.$x; echo "\n"; //scambia($x,$y); //echo 'adesso x vale '.$x;

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)
8.3.60.0080.00818.31
8.3.50.0150.00721.92
8.3.40.0100.00318.54
8.3.30.0140.00418.42
8.3.20.0040.00418.60
8.3.10.0080.00021.12
8.3.00.0040.00421.82
8.2.180.0140.00716.38
8.2.170.0150.00022.96
8.2.160.0070.00720.39
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00020.93
8.2.110.0050.00520.47
8.2.100.0090.00317.78
8.2.90.0050.00319.27
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0090.00017.80
8.2.50.0080.00018.07
8.2.40.0050.00318.09
8.2.30.0040.00419.38
8.2.20.0070.00017.64
8.2.10.0000.00817.74
8.2.00.0030.00617.72
8.1.280.0120.00325.92
8.1.270.0000.00823.99
8.1.260.0050.00226.35
8.1.250.0050.00228.09
8.1.240.0050.00522.46
8.1.230.0040.00822.77
8.1.220.0050.00318.77
8.1.210.0080.00018.84
8.1.200.0030.00617.35
8.1.190.0000.00717.53
8.1.180.0030.00518.10
8.1.170.0040.00418.65
8.1.160.0040.00418.77
8.1.150.0000.01118.52
8.1.140.0040.00417.38
8.1.130.0000.00717.81
8.1.120.0030.00317.30
8.1.110.0040.00417.43
8.1.100.0070.00017.25
8.1.90.0040.00417.28
8.1.80.0000.00817.42
8.1.70.0000.00717.36
8.1.60.0040.00717.50
8.1.50.0050.00317.36
8.1.40.0020.00517.48
8.1.30.0040.00417.56
8.1.20.0060.00317.47
8.1.10.0060.00317.50
8.1.00.0000.00717.40
8.0.300.0070.00019.89
8.0.290.0080.00017.05
8.0.280.0000.00718.43
8.0.270.0000.00717.23
8.0.260.0000.00716.74
8.0.250.0000.00716.91
8.0.240.0070.00516.85
8.0.230.0070.00016.94
8.0.220.0030.00316.89
8.0.210.0090.00016.79
8.0.200.0000.00616.98
8.0.190.0030.00316.88
8.0.180.0040.00416.92
8.0.170.0000.00716.80
8.0.160.0030.00316.85
8.0.150.0070.00016.71
8.0.140.0060.00516.87
8.0.130.0060.00013.28
8.0.120.0040.00416.83
8.0.110.0040.00417.00
8.0.100.0040.00416.91
8.0.90.0040.00316.77
8.0.80.0090.00616.74
8.0.70.0000.00716.79
8.0.60.0040.00416.72
8.0.50.0040.00416.84
8.0.30.0140.00416.96
8.0.20.0160.01117.40
8.0.10.0000.00816.96
8.0.00.0070.01116.62
7.4.330.0050.00016.71
7.4.320.0000.00716.44
7.4.300.0060.00016.50
7.4.290.0000.00716.45
7.4.280.0000.00716.31
7.4.270.0000.00716.57
7.4.260.0050.00013.20
7.4.250.0000.00816.34
7.4.240.0040.00416.47
7.4.230.0050.00216.54
7.4.220.0090.00916.33
7.4.210.0030.01116.48
7.4.200.0000.00716.48
7.4.190.0050.00216.68
7.4.160.0120.00316.38
7.4.150.0030.01417.40
7.4.140.0110.00617.86
7.4.130.0100.00716.49
7.4.120.0110.00616.48
7.4.110.0070.01016.45
7.4.100.0050.00616.39
7.4.90.0090.00916.32
7.4.80.0100.01019.39
7.4.70.0150.00316.44
7.4.60.0140.00716.63
7.4.50.0000.00616.52
7.4.40.0040.01522.77
7.4.30.0060.01116.53
7.4.00.0030.01314.75
7.3.330.0030.00313.09
7.3.320.0060.00012.99
7.3.310.0030.00316.25
7.3.300.0030.00316.25
7.3.290.0090.00916.19
7.3.280.0090.00716.24
7.3.270.0120.01217.40
7.3.260.0090.01218.24
7.3.250.0080.00816.28
7.3.240.0110.01116.26
7.3.230.0090.00916.39
7.3.210.0040.01716.30
7.3.200.0140.00819.39
7.3.190.0070.01416.36
7.3.180.0070.01016.53
7.3.170.0070.01016.27
7.3.160.0100.00616.32
7.3.120.0120.00314.72
7.2.330.0130.00716.44
7.2.320.0090.00816.46
7.2.310.0120.01316.70
7.2.300.0070.01416.45
7.2.290.0070.01016.67
7.2.00.0090.00619.26
7.1.200.0110.00015.76
7.1.100.0000.00917.71
7.1.70.0040.00416.98
7.1.60.0060.00617.16
7.1.50.0040.01816.70
7.1.00.0000.03722.43
7.0.200.0130.01016.46
7.0.140.0100.06721.99
7.0.100.0100.07319.96
7.0.90.0100.04319.93
7.0.80.0070.06019.89
7.0.70.0130.07319.98
7.0.60.0100.04319.96
7.0.50.0300.07320.38
7.0.40.0100.09019.95
7.0.30.0100.07720.10
7.0.20.0200.07020.02
7.0.10.0070.09019.99
7.0.00.0100.08020.05
5.6.280.0030.07021.09
5.6.250.0200.06720.79
5.6.240.0030.08320.74
5.6.230.0130.07720.68
5.6.220.0070.06020.49
5.6.210.0070.07720.67
5.6.200.0200.07721.06
5.6.190.0170.07721.05
5.6.180.0070.06021.05
5.6.170.0170.07320.96
5.6.160.0170.08321.02
5.6.150.0130.08021.03
5.6.140.0100.04320.93
5.6.130.0130.07021.09
5.6.120.0070.05021.06
5.6.110.0030.09021.05
5.6.100.0100.08021.05
5.6.90.0100.06321.04
5.6.80.0070.06720.44
5.6.70.0100.07320.34
5.6.60.0130.06720.50
5.6.50.0070.04020.41
5.6.40.0100.07320.46
5.6.30.0030.05320.47
5.6.20.0100.04020.48
5.6.10.0100.07720.29
5.6.00.0130.07320.27
5.5.380.0070.06720.38
5.5.370.0030.06720.35
5.5.360.0070.08020.41
5.5.350.0070.04720.34
5.5.340.0170.06320.64
5.5.330.0070.04720.78
5.5.320.0100.08020.73
5.5.310.0070.08020.87
5.5.300.0070.08320.92
5.5.290.0100.05020.73
5.5.280.0070.05320.80
5.5.270.0130.07020.90
5.5.260.0100.07320.85
5.5.250.0070.05020.57
5.5.240.0130.08020.12
5.5.230.0070.07020.02
5.5.220.0130.07720.23
5.5.210.0170.06020.24
5.5.200.0070.04320.23
5.5.190.0070.04020.21
5.5.180.0070.07020.17
5.5.160.0030.07020.22
5.5.150.0100.04320.13
5.5.140.0170.03020.24
5.5.130.0030.08020.27
5.5.120.0070.05720.14
5.5.110.0170.05320.14
5.5.100.0100.04020.14
5.5.90.0070.08020.05
5.5.80.0130.06719.94
5.5.70.0000.04320.14
5.5.60.0070.03320.14
5.5.50.0130.06020.15
5.5.40.0070.07720.00
5.5.30.0030.06720.05
5.5.20.0030.08020.06
5.5.10.0030.05320.03
5.5.00.0130.07019.99
5.4.450.0000.08719.54
5.4.440.0070.07719.50
5.4.430.0130.06719.35
5.4.420.0100.07719.20
5.4.410.0030.08319.23
5.4.400.0000.08319.05
5.4.390.0130.05318.90
5.4.380.0070.07319.05
5.4.370.0030.05019.21
5.4.360.0030.08319.04
5.4.350.0130.06719.04
5.4.340.0230.05319.05
5.4.320.0100.07319.04
5.4.310.0070.06719.21
5.4.300.0030.07019.09
5.4.290.0130.06019.04
5.4.280.0130.06718.90
5.4.270.0030.07319.12
5.4.260.0100.07019.03
5.4.250.0030.05019.04
5.4.240.0130.05718.88
5.4.230.0200.06019.20
5.4.220.0030.08719.02
5.4.210.0030.07718.87
5.4.200.0130.08019.23
5.4.190.0070.07718.93
5.4.180.0100.04019.13
5.4.170.0070.04018.87
5.4.160.0170.07019.16
5.4.150.0170.07018.88
5.4.140.0130.06716.43
5.4.130.0070.07716.41
5.4.120.0030.07716.44
5.4.110.0100.06716.50
5.4.100.0070.04316.43
5.4.90.0100.05716.49
5.4.80.0030.07016.32
5.4.70.0100.05716.25
5.4.60.0130.06716.34
5.4.50.0070.08016.36
5.4.40.0170.06716.45
5.4.30.0130.06316.36
5.4.20.0030.04016.33
5.4.10.0070.05716.47
5.4.00.0030.04015.63
5.3.290.0130.04014.71
5.3.280.0000.04014.54
5.3.270.0030.05014.66
5.3.260.0130.06014.73
5.3.250.0070.07714.69
5.3.240.0130.07014.60
5.3.230.0100.06714.66
5.3.220.0130.03314.58
5.3.210.0070.06714.68
5.3.200.0100.04314.63
5.3.190.0070.07314.52
5.3.180.0100.07714.50
5.3.170.0170.05014.52
5.3.160.0100.07014.59
5.3.150.0070.07314.68
5.3.140.0030.07014.66
5.3.130.0130.06014.63
5.3.120.0030.04714.66
5.3.110.0130.07314.49
5.3.100.0070.07714.13
5.3.90.0070.06714.02
5.3.80.0070.07314.08
5.3.70.0170.06314.04
5.3.60.0030.06014.12
5.3.50.0130.05313.96
5.3.40.0070.05013.93
5.3.30.0070.04714.00
5.3.20.0000.04713.82
5.3.10.0170.04313.68
5.3.00.0170.05713.69
5.2.170.0030.06311.25
5.2.160.0100.06011.24
5.2.150.0070.05311.06
5.2.140.0000.03311.14
5.2.130.0030.05010.98
5.2.120.0030.07311.18
5.2.110.0170.04311.00
5.2.100.0070.06311.21
5.2.90.0070.05711.11
5.2.80.0030.04011.08
5.2.70.0070.05011.14
5.2.60.0070.05311.11
5.2.50.0030.03710.94
5.2.40.0070.06010.98
5.2.30.0030.05710.97
5.2.20.0030.04010.95
5.2.10.0130.05310.98
5.2.00.0100.05710.61
5.1.60.0000.04710.04
5.1.50.0100.0439.87
5.1.40.0030.0539.96
5.1.30.0100.04710.29
5.1.20.0130.04710.48
5.1.10.0130.04310.11
5.1.00.0030.05310.06
5.0.50.0030.0478.54
5.0.40.0070.0338.52
5.0.30.0070.0578.29
5.0.20.0000.0378.30
5.0.10.0030.0408.23
5.0.00.0030.0408.22
4.4.90.0030.0408.22
4.4.80.0000.0338.22
4.4.70.0030.0178.22
4.4.60.0000.0408.22
4.4.50.0030.0238.22
4.4.40.0000.0578.22
4.4.30.0030.0178.22
4.4.20.0070.0338.22
4.4.10.0070.0308.22
4.4.00.0000.0578.22
4.3.110.0030.0138.22
4.3.100.0000.0278.22
4.3.90.0030.0308.22
4.3.80.0000.0378.22
4.3.70.0000.0308.22
4.3.60.0000.0178.22
4.3.50.0030.0208.22
4.3.40.0000.0508.22
4.3.30.0030.0338.22
4.3.20.0000.0308.22
4.3.10.0030.0178.22
4.3.00.0000.0178.22

preferences:
41.76 ms | 401 KiB | 5 Q