3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 8; $y1 = -~$x * 4; $y2 = ($x-1) * 4; var_dump($y1,$y2) ; //28,28

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)
8.3.60.0060.00918.43
8.3.50.0130.00220.96
8.3.40.0090.00618.59
8.3.30.0130.00020.17
8.3.20.0030.00518.60
8.3.10.0040.00420.92
8.3.00.0040.00419.69
8.2.180.0070.01116.48
8.2.170.0070.01122.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0020.00524.66
8.2.130.0030.00526.16
8.2.120.0040.00419.83
8.2.110.0000.01019.20
8.2.100.0050.00517.72
8.2.90.0000.00817.91
8.2.80.0000.00918.09
8.2.70.0000.00818.04
8.2.60.0040.00717.92
8.2.50.0070.00418.10
8.2.40.0080.00020.72
8.2.30.0000.00719.75
8.2.20.0040.00417.68
8.2.10.0000.00817.67
8.2.00.0090.00017.65
8.1.280.0070.01325.92
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0000.00922.55
8.1.230.0120.00022.52
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0030.00517.22
8.1.190.0040.00717.13
8.1.180.0080.00018.10
8.1.170.0000.00818.51
8.1.160.0040.00422.16
8.1.150.0050.00318.56
8.1.140.0000.00817.33
8.1.130.0000.00717.75
8.1.120.0030.00317.46
8.1.110.0000.00717.40
8.1.100.0030.00317.37
8.1.90.0040.00417.34
8.1.80.0040.00417.29
8.1.70.0030.00317.28
8.1.60.0030.00617.51
8.1.50.0000.00817.47
8.1.40.0040.00417.47
8.1.30.0000.00717.52
8.1.20.0050.00317.53
8.1.10.0040.00417.56
8.1.00.0070.00417.32
8.0.300.0030.00319.87
8.0.290.0040.00416.75
8.0.280.0070.00018.36
8.0.270.0000.00717.29
8.0.260.0000.00616.73
8.0.250.0040.00416.79
8.0.240.0040.00416.87
8.0.230.0000.00616.85
8.0.220.0040.00316.84
8.0.210.0000.00816.70
8.0.200.0030.00316.94
8.0.190.0040.00416.82
8.0.180.0000.00816.83
8.0.170.0000.00816.79
8.0.160.0030.00316.73
8.0.150.0000.00716.64
8.0.140.0050.00316.66
8.0.130.0000.00613.27
8.0.120.0000.00816.79
8.0.110.0040.00416.87
8.0.100.0000.00716.80
8.0.90.0000.00716.68
8.0.80.0070.00816.77
8.0.70.0000.00716.74
8.0.60.0040.00416.86
8.0.50.0000.00716.65
8.0.30.0090.00817.05
8.0.20.0150.01017.40
8.0.10.0000.00716.84
8.0.00.0070.01116.64
7.4.330.0000.00516.77
7.4.320.0020.00516.41
7.4.300.0030.00316.52
7.4.290.0030.00316.38
7.4.280.0040.00416.59
7.4.270.0030.00316.42
7.4.260.0000.00613.30
7.4.250.0000.00716.46
7.4.240.0000.00716.60
7.4.230.0070.00016.60
7.4.220.0100.01016.63
7.4.210.0050.00916.51
7.4.200.0080.00016.57
7.4.190.0070.00016.44
7.4.160.0070.01016.41
7.4.150.0100.01317.40
7.4.140.0140.00517.86
7.4.130.0110.00816.39
7.4.120.0020.01616.55
7.4.110.0040.01416.48
7.4.100.0130.00316.54
7.4.90.0100.01316.61
7.4.80.0030.01419.39
7.4.70.0090.01316.24
7.4.60.0030.01616.48
7.4.50.0060.00316.27
7.4.40.0000.01322.77
7.4.30.0070.01116.56
7.4.00.0100.00714.84
7.3.330.0050.00013.23
7.3.320.0000.00513.09
7.3.310.0040.00416.04
7.3.300.0030.00316.21
7.3.290.0030.01416.20
7.3.280.0070.00716.19
7.3.270.0100.00717.40
7.3.260.0090.01018.24
7.3.250.0090.01116.50
7.3.240.0100.00716.20
7.3.230.0100.01016.39
7.3.210.0180.00016.22
7.3.200.0130.00619.39
7.3.190.0080.00816.56
7.3.180.0090.01216.53
7.3.170.0040.01316.29
7.3.160.0130.00316.30
7.3.120.0070.00714.98
7.2.330.0150.00316.62
7.2.320.0080.00816.61
7.2.310.0130.00916.64
7.2.300.0150.00316.25
7.2.290.0060.00916.55
7.2.60.0100.00316.74
7.2.00.0030.01218.89
7.1.200.0310.00315.09
7.1.100.0060.00917.99
7.1.70.0030.00617.11
7.1.60.0070.01819.24
7.1.50.0250.01434.79
7.1.00.0030.05322.36
7.0.200.0030.00616.60
7.0.140.0070.07022.09
7.0.100.0100.03319.89
7.0.90.0100.04019.96
7.0.80.0070.03319.88
7.0.70.0130.07719.91
7.0.60.0070.04319.96
7.0.50.0030.04020.34
7.0.40.0030.04020.04
7.0.30.0100.03020.04
7.0.20.0070.03720.14
7.0.10.0100.03319.95
7.0.00.0130.08020.04
5.6.280.0000.07721.14
5.6.250.0030.04020.52
5.6.240.0030.04020.75
5.6.230.0100.07720.54
5.6.220.0070.03720.49
5.6.210.0030.04020.55
5.6.200.0000.04720.93
5.6.190.0030.05720.93
5.6.180.0070.03721.07
5.6.170.0070.04021.13
5.6.160.0070.07320.88
5.6.150.0170.04021.16
5.6.140.0130.06321.01
5.6.130.0030.07321.09
5.6.120.0130.06321.11
5.6.110.0200.04721.09
5.6.100.0070.08021.00
5.6.90.0100.08021.06
5.6.80.0100.07320.49
5.6.70.0170.07320.43
5.6.60.0070.08720.42
5.6.50.0030.05020.45
5.6.40.0170.07020.36
5.6.30.0070.08020.39
5.6.20.0130.07320.38
5.6.10.0070.08020.38
5.6.00.0030.04720.50
5.5.380.0100.03720.36
5.5.370.0070.04020.45
5.5.360.0000.04720.33
5.5.350.0000.04320.41
5.5.340.0130.03320.82
5.5.330.0070.04320.73
5.5.320.0070.03720.72
5.5.310.0000.04320.64
5.5.300.0030.07720.82
5.5.290.0130.07320.77
5.5.280.0030.08320.88
5.5.270.0000.05320.79
5.5.260.0000.06320.84
5.5.250.0100.08020.58
5.5.240.0100.07320.17
5.5.230.0070.08020.27
5.5.220.0130.07720.24
5.5.210.0030.06020.25
5.5.200.0130.04020.23
5.5.190.0000.08020.17
5.5.180.0070.08020.26
5.5.160.0100.03720.25
5.5.150.0100.07320.07
5.5.140.0000.08020.12
5.5.130.0030.08720.16
5.5.120.0070.04020.27
5.5.110.0130.06320.11
5.5.100.0030.08020.17
5.5.90.0000.08019.95
5.5.80.0030.08319.96
5.5.70.0070.07020.03
5.5.60.0000.06020.04
5.5.50.0100.04319.92
5.5.40.0070.04020.14
5.5.30.0100.08020.04
5.5.20.0000.07320.04
5.5.10.0130.07020.00
5.5.00.0130.07720.11
5.4.450.0000.05319.11
5.4.440.0100.06019.22
5.4.430.0130.07319.11
5.4.420.0070.07319.35
5.4.410.0000.05719.32
5.4.400.0100.05019.13
5.4.390.0070.08319.11
5.4.380.0130.06718.92
5.4.370.0030.08319.23
5.4.360.0070.06719.12
5.4.350.0070.07718.81
5.4.340.0100.07019.06
5.4.320.0130.03719.06
5.4.310.0100.07719.03
5.4.300.0070.07719.23
5.4.290.0030.08319.04
5.4.280.0100.05018.90
5.4.270.0130.07718.78
5.4.260.0100.07019.04
5.4.250.0100.08019.22
5.4.240.0070.06319.11
5.4.230.0030.05318.96
5.4.220.0200.06318.92
5.4.210.0000.07719.11
5.4.200.0100.05718.89
5.4.190.0100.07018.97
5.4.180.0070.07719.10
5.4.170.0100.07319.11
5.4.160.0100.07319.00
5.4.150.0100.07319.05
5.4.140.0030.05016.27
5.4.130.0170.06016.28
5.4.120.0200.06016.26
5.4.110.0070.07316.31
5.4.100.0130.06716.34
5.4.90.0030.08016.36
5.4.80.0100.03716.32
5.4.70.0130.03316.34
5.4.60.0070.06716.36
5.4.50.0030.07016.14
5.4.40.0030.07316.33
5.4.30.0030.08016.17
5.4.20.0100.05316.36
5.4.10.0070.05016.23
5.4.00.0030.05715.72
5.3.290.0070.06314.48
5.3.280.0030.08314.57
5.3.270.0070.07314.59
5.3.260.0100.07314.61
5.3.250.0030.05014.58
5.3.240.0130.05314.61
5.3.230.0070.06714.53
5.3.220.0000.06014.57
5.3.210.0070.03714.52
5.3.200.0130.06314.54
5.3.190.0030.08014.56
5.3.180.0100.07314.55
5.3.170.0070.06714.47
5.3.160.0130.07014.55
5.3.150.0130.07014.42
5.3.140.0070.08014.55
5.3.130.0000.05314.52
5.3.120.0070.05714.45
5.3.110.0070.05714.41
5.3.100.0100.04013.98
5.3.90.0100.07013.93
5.3.80.0170.06313.99
5.3.70.0070.07713.92
5.3.60.0130.07014.01
5.3.50.0130.06013.90
5.3.40.0230.03313.81
5.3.30.0070.06013.76
5.3.20.0130.07013.54
5.3.10.0070.07313.64
5.3.00.0030.07713.49
5.2.170.0030.06310.96
5.2.160.0070.04711.13
5.2.150.0070.06710.96
5.2.140.0070.04010.97
5.2.130.0030.06711.13
5.2.120.0070.06011.15
5.2.110.0030.06011.08
5.2.100.0070.04010.89
5.2.90.0030.03311.12
5.2.80.0070.06011.04
5.2.70.0100.05710.95
5.2.60.0100.06011.10
5.2.50.0070.06011.08
5.2.40.0070.05710.98
5.2.30.0070.05710.79
5.2.20.0130.05011.01
5.2.10.0000.04710.75
5.2.00.0000.06710.65
5.1.60.0070.05010.48
5.1.50.0030.05010.48
5.1.40.0070.02710.48
5.1.30.0130.02010.48
5.1.20.0030.04710.48
5.1.10.0070.05310.48
5.1.00.0030.05310.48
5.0.50.0000.04710.48
5.0.40.0100.03010.48
5.0.30.0030.06310.48
5.0.20.0070.04010.48
5.0.10.0070.04010.48
5.0.00.0000.06710.48
4.4.90.0030.03710.48
4.4.80.0000.03710.48
4.4.70.0030.03310.48
4.4.60.0000.03710.48
4.4.50.0000.03310.48
4.4.40.0070.05010.48
4.4.30.0030.03710.48
4.4.20.0030.02710.48
4.4.10.0070.03010.48
4.4.00.0030.05710.48
4.3.110.0000.03710.48
4.3.100.0000.03010.48
4.3.90.0000.03710.48
4.3.80.0070.05010.48
4.3.70.0070.02710.48
4.3.60.0100.02710.48
4.3.50.0100.02010.48
4.3.40.0070.03310.48
4.3.30.0000.02010.48
4.3.20.0100.02710.48
4.3.10.0000.03310.48
4.3.00.0070.03010.48

preferences:
44.38 ms | 401 KiB | 5 Q