3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = $a + $a++; var_dump($b); // int(3) or (2) w/@

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)
8.3.60.0140.00718.43
8.3.50.0140.00221.08
8.3.40.0100.00718.65
8.3.30.0150.00620.22
8.3.20.0040.00420.04
8.3.10.0080.00022.11
8.3.00.0000.00722.57
8.2.180.0030.01216.63
8.2.170.0070.00722.96
8.2.160.0000.01520.14
8.2.150.0050.00324.18
8.2.140.0110.00424.66
8.2.130.0020.00526.16
8.2.120.0070.00019.64
8.2.110.0080.00020.29
8.2.100.0000.01119.27
8.2.90.0070.00019.28
8.2.80.0040.00419.27
8.2.70.0060.00317.38
8.2.60.0040.00417.80
8.2.50.0030.00518.07
8.2.40.0070.00018.22
8.2.30.0050.00318.09
8.2.20.0000.00817.66
8.2.10.0000.00717.73
8.2.00.0110.00019.40
8.1.280.0120.00325.92
8.1.270.0090.00020.35
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.88
8.1.230.0000.01219.22
8.1.220.0030.00617.74
8.1.210.0090.00018.77
8.1.200.0070.00417.35
8.1.190.0030.00517.30
8.1.180.0000.00718.56
8.1.170.0000.00918.59
8.1.160.0050.00322.12
8.1.150.0000.00718.62
8.1.140.0040.00417.42
8.1.130.0000.00717.71
8.1.120.0000.00717.43
8.1.110.0080.00017.38
8.1.100.0070.00017.30
8.1.90.0040.00417.37
8.1.80.0000.00817.41
8.1.70.0000.00817.32
8.1.60.0000.00917.45
8.1.50.0030.00617.44
8.1.40.0000.00717.36
8.1.30.0070.00017.40
8.1.20.0040.00417.58
8.1.10.0000.00817.42
8.1.00.0040.00417.25
8.0.300.0040.00418.77
8.0.290.0000.00817.18
8.0.280.0000.00718.41
8.0.270.0000.00817.19
8.0.260.0000.00616.75
8.0.250.0030.00316.75
8.0.240.0040.00716.79
8.0.230.0000.00716.90
8.0.220.0000.00716.78
8.0.210.0000.00816.82
8.0.200.0030.00316.80
8.0.190.0000.00716.77
8.0.180.0040.00416.79
8.0.170.0070.00016.79
8.0.160.0000.00716.76
8.0.150.0000.00816.61
8.0.140.0030.00716.75
8.0.130.0000.00513.27
8.0.120.0000.00816.78
8.0.110.0050.00316.80
8.0.100.0000.00716.81
8.0.90.0050.00316.71
8.0.80.0070.01416.81
8.0.70.0040.00416.93
8.0.60.0040.00416.70
8.0.50.0000.00716.61
8.0.30.0160.00516.94
8.0.20.0080.01017.40
8.0.10.0040.00416.80
8.0.00.0100.01216.71
7.4.330.0040.00015.00
7.4.320.0000.00616.56
7.4.300.0070.00016.44
7.4.290.0070.00016.56
7.4.280.0000.00716.41
7.4.270.0030.00316.52
7.4.260.0030.00316.50
7.4.250.0040.00416.51
7.4.240.0020.00516.36
7.4.230.0070.00016.43
7.4.220.0050.01716.50
7.4.210.0090.00716.53
7.4.200.0000.00716.17
7.4.190.0000.00716.52
7.4.160.0090.00616.52
7.4.150.0120.00617.40
7.4.140.0090.01117.86
7.4.130.0110.00816.25
7.4.120.0110.00816.53
7.4.110.0100.01016.32
7.4.100.0070.01016.55
7.4.90.0130.00916.33
7.4.80.0120.00619.39
7.4.70.0130.00616.22
7.4.60.0080.00816.38
7.4.50.0000.00516.48
7.4.40.0040.01422.77
7.4.30.0060.01016.42
7.4.00.0060.00814.66
7.3.330.0030.00213.01
7.3.320.0060.00013.11
7.3.310.0000.00716.18
7.3.300.0030.00316.16
7.3.290.0080.00616.23
7.3.280.0100.00616.25
7.3.270.0070.01017.40
7.3.260.0070.01016.41
7.3.250.0060.01216.46
7.3.240.0150.00416.27
7.3.230.0130.00616.39
7.3.210.0100.00716.23
7.3.200.0110.01119.39
7.3.190.0070.01416.57
7.3.180.0080.00816.27
7.3.170.0080.00816.38
7.3.160.0160.00016.66
7.3.120.0100.00714.95
7.2.330.0110.00916.36
7.2.320.0070.01016.70
7.2.310.0040.01116.62
7.2.300.0070.01016.69
7.2.290.0120.00616.71
7.2.00.0090.00619.25
7.1.100.0100.00318.12
7.1.70.0130.00317.16
7.1.60.0030.02019.40
7.1.50.0140.01016.98
7.1.00.0000.03722.33
7.0.200.0040.00416.75
7.0.140.0070.07022.12
7.0.60.0300.08019.95
7.0.50.0070.08017.82
7.0.40.0130.08020.14
7.0.30.0530.07020.02
7.0.20.0230.08320.04
7.0.10.0100.07020.04
7.0.00.0030.05020.12
5.6.280.0030.07320.86
5.6.210.0000.04320.74
5.6.200.0100.06718.13
5.6.190.0000.09020.61
5.6.180.0330.07320.35
5.6.170.0100.04720.50
5.6.160.0070.08320.49
5.6.150.0070.08018.22
5.6.140.0130.07018.14
5.6.130.0030.08018.16
5.6.120.0200.07320.98
5.6.110.0170.07720.99
5.6.100.0100.05321.00
5.6.90.0070.06021.02
5.6.80.0200.05720.27
5.5.350.4200.03720.39
5.5.340.0100.07717.92
5.5.330.0030.08020.47
5.5.320.0230.04320.34
5.5.310.0300.08020.31
5.5.300.0100.06018.04
5.5.290.0100.03718.02
5.5.280.0030.07320.88
5.5.270.0100.08320.67
5.5.260.0070.04020.66
5.5.250.0100.07020.67
5.5.240.0000.07720.14
5.4.450.3900.03719.47
5.4.440.0030.06019.46
5.4.430.1300.06719.52
5.4.420.3800.04019.36
5.4.410.3870.03319.32
5.4.400.3170.04019.14
5.4.390.3370.04019.14
5.4.380.3900.03719.24
5.4.370.3900.03319.12
5.4.360.5000.03318.92
5.4.350.3370.04019.15
5.4.340.3630.04019.08
5.4.320.4230.04319.17
5.4.310.3500.03319.12
5.4.300.3770.02719.00
5.4.290.3600.04319.00
5.4.280.3700.03319.14
5.4.270.3700.04319.00
5.4.260.3630.04018.99
5.4.250.3900.04019.17
5.4.240.3600.03318.86
5.4.230.3600.03718.91
5.4.220.0070.03719.13
5.4.210.4100.04718.88
5.4.200.3800.04019.13
5.4.190.3600.03019.02
5.4.180.3670.03718.96
5.4.170.3830.03719.16
5.4.160.4070.03318.95
5.4.150.3630.03018.90
5.4.140.4200.03716.40
5.4.130.3870.03716.34
5.4.120.0100.06316.38
5.4.110.1930.04016.25
5.4.100.3830.03316.31
5.4.90.3530.03716.16
5.4.80.3830.03716.44
5.4.70.4500.04016.31
5.4.60.4570.02716.47
5.4.50.3870.03716.47
5.4.40.4200.03716.11
5.4.30.4930.03016.43
5.4.20.3830.03716.20
5.4.10.4000.03316.13
5.4.00.3230.03715.67
5.3.290.3570.04014.63
5.3.280.0030.03714.53
5.3.270.3870.04014.52
5.3.260.3830.03314.48
5.3.250.3830.03014.58
5.3.240.3830.04014.52
5.3.230.3470.04014.50
5.3.220.0070.07014.44
5.3.210.0030.04014.54
5.3.200.3870.03314.66
5.3.190.3830.04014.49
5.3.180.3900.03314.48
5.3.170.3670.03714.44
5.3.160.4530.03714.53
5.3.150.3770.03314.50
5.3.140.3930.03714.49
5.3.130.3800.03314.48
5.3.120.3500.03314.49
5.3.110.3400.03714.48
5.3.100.4700.03013.97
5.3.90.3830.03313.97
5.3.80.3870.02713.85
5.3.70.3070.03313.95
5.3.60.3730.04013.95
5.3.50.3800.03713.89
5.3.40.3730.04013.86
5.3.30.3800.03313.84
5.3.20.3600.03313.61
5.3.10.3900.02713.67
5.3.00.4030.03013.65
5.2.170.3030.03011.07
5.2.160.3170.03311.07
5.2.150.2970.03011.13
5.2.140.3370.03011.02
5.2.130.3200.03311.08
5.2.120.3200.03311.04
5.2.110.2930.03310.95
5.2.100.3230.02310.92
5.2.90.3070.02311.02
5.2.80.3130.02010.94
5.2.70.3170.03311.25
5.2.60.3270.03011.01
5.2.50.2930.03010.94
5.2.40.3370.02710.87
5.2.30.2770.02710.90
5.2.20.2670.02710.93
5.2.10.2970.03010.89
5.2.00.2770.03310.70
5.1.60.2500.02310.00
5.1.50.2630.0309.98
5.1.40.2830.0239.96
5.1.30.3100.02310.49
5.1.20.2800.03010.33
5.1.10.3130.02310.21
5.1.00.2770.03010.03
5.0.50.1430.0208.54
5.0.40.1730.0238.40
5.0.30.1670.0308.21
5.0.20.1000.0378.23
5.0.10.1800.0178.14
5.0.00.1700.0278.05
4.4.90.1470.0176.51
4.4.80.1200.0176.51
4.4.70.1300.0176.51
4.4.60.1370.0136.51
4.4.50.1830.0106.51
4.4.40.1800.0306.51
4.4.30.1600.0176.51
4.4.20.1730.0176.51
4.4.10.1430.0136.51
4.4.00.1730.0276.51
4.3.110.1400.0176.51
4.3.100.1800.0136.51
4.3.90.1730.0176.51
4.3.80.1830.0206.51
4.3.70.1630.0106.51
4.3.60.1730.0206.51
4.3.50.1800.0106.51
4.3.40.1470.0236.51
4.3.30.0730.0176.51
4.3.20.0930.0276.51
4.3.10.0930.0206.51
4.3.00.0800.0176.51

preferences:
48.93 ms | 401 KiB | 5 Q