3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; echo ++$a + $a++; // может вывести 4 или 5

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)
8.3.40.0120.00318.59
8.3.30.0110.00418.42
8.3.20.0000.00718.51
8.3.10.0050.00320.43
8.3.00.0000.00817.34
8.2.170.0150.00622.96
8.2.160.0130.00722.13
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0030.00818.45
8.2.110.0030.00621.07
8.2.100.0040.00817.84
8.2.90.0040.00419.28
8.2.80.0090.00017.93
8.2.70.0040.00417.50
8.2.60.0020.00518.04
8.2.50.0090.00018.07
8.2.40.0040.00418.16
8.2.30.0040.00418.02
8.2.20.0000.00717.70
8.2.10.0040.00417.50
8.2.00.0030.00617.71
8.1.270.0070.00023.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0000.01020.74
8.1.230.0090.00321.04
8.1.220.0000.00817.74
8.1.210.0000.00818.85
8.1.200.0030.00617.35
8.1.190.0030.00617.53
8.1.180.0040.00418.10
8.1.170.0020.00518.72
8.1.160.0000.00718.68
8.1.150.0030.00518.61
8.1.140.0040.00417.36
8.1.130.0000.00717.77
8.1.120.0030.00317.39
8.1.110.0060.00317.32
8.1.100.0000.00817.33
8.1.90.0050.00317.39
8.1.80.0030.00317.43
8.1.70.0030.00317.26
8.1.60.0040.00417.46
8.1.50.0000.00817.45
8.1.40.0050.00217.34
8.1.30.0080.00017.60
8.1.20.0030.00617.56
8.1.10.0020.00517.46
8.1.00.0000.00717.36
8.0.300.0040.00419.89
8.0.290.0070.00016.58
8.0.280.0040.00418.36
8.0.270.0000.00717.16
8.0.260.0030.00318.68
8.0.250.0000.00716.91
8.0.240.0090.00016.96
8.0.230.0030.00316.79
8.0.220.0000.00816.77
8.0.210.0000.00716.74
8.0.200.0000.01016.88
8.0.190.0110.00016.78
8.0.180.0050.00316.90
8.0.170.0000.00816.73
8.0.160.0030.00316.88
8.0.150.0000.00816.77
8.0.140.0050.00416.74
8.0.130.0060.00013.23
8.0.120.0090.00016.78
8.0.110.0000.00816.85
8.0.100.0000.00816.86
8.0.90.0000.00716.69
8.0.80.0110.00716.90
8.0.70.0000.00816.66
8.0.60.0040.00416.61
8.0.50.0040.00416.79
8.0.30.0080.01017.15
8.0.20.0090.00817.07
8.0.10.0000.00716.95
8.0.00.0130.00716.66
7.4.330.0030.00314.64
7.4.320.0070.00016.59
7.4.300.0030.00316.28
7.4.290.0030.00316.53
7.4.280.0030.00616.43
7.4.270.0050.00516.36
7.4.260.0030.00313.09
7.4.250.0050.00316.55
7.4.240.0030.00316.50
7.4.230.0040.00416.63
7.4.220.0070.01016.39
7.4.210.0050.01016.46
7.4.200.0040.00416.50
7.4.190.0000.00716.40
7.4.160.0090.01216.29
7.4.150.0080.00917.07
7.4.140.0140.00617.17
7.4.130.0050.01316.49
7.4.120.0080.00916.57
7.4.110.0070.01016.56
7.4.100.0150.00616.51
7.4.90.0090.00916.47
7.4.80.0120.00418.80
7.4.70.0070.01016.43
7.4.60.0100.00716.25
7.4.50.0000.00816.47
7.4.40.0000.01122.27
7.4.30.0100.00716.46
7.4.00.0090.00614.95
7.3.330.0060.00013.03
7.3.320.0070.00012.91
7.3.310.0000.00716.38
7.3.300.0060.00016.18
7.3.290.0000.01516.14
7.3.280.0090.00816.18
7.3.270.0130.00417.07
7.3.260.0080.00818.24
7.3.250.0100.01116.52
7.3.240.0150.00416.48
7.3.230.0070.01016.51
7.3.210.0060.01616.19
7.3.200.0110.00619.39
7.3.190.0140.00916.38
7.3.180.0070.00716.58
7.3.170.0100.00616.29
7.3.160.0060.01016.37
7.3.120.0090.00614.92
7.2.330.0120.00616.84
7.2.320.0000.01616.41
7.2.310.0100.00716.49
7.2.300.0030.01316.35
7.2.290.0090.00616.42
7.2.60.0240.00316.73
7.2.50.0140.00717.05
7.1.200.0030.00715.72
7.1.70.0000.00817.05
7.1.60.0130.01019.40
7.1.50.0130.00916.85
7.1.00.0070.05022.40
7.0.200.0000.00816.83
7.0.140.0030.09322.12
7.0.120.0000.03722.22
7.0.60.0030.05719.91
7.0.50.0070.04717.77
7.0.40.0100.08320.40
7.0.30.0230.04020.13
7.0.20.0230.04320.33
7.0.10.0430.04020.09
7.0.00.0070.08020.00
5.6.280.0000.07721.09
5.6.210.0070.08720.64
5.6.200.0000.08018.22
5.6.190.0030.09020.39
5.6.180.0370.07020.29
5.6.170.0230.04320.42
5.6.160.0100.05720.52
5.6.150.0030.06318.13
5.6.140.0130.05318.18
5.6.130.0070.07018.21
5.6.120.0170.06721.01
5.6.110.0100.03721.08
5.6.100.0170.07721.03
5.6.90.0070.08320.84
5.6.80.0130.05720.51
5.6.70.4400.03720.34
5.5.350.0430.06720.37
5.5.340.0170.07017.92
5.5.330.0230.04720.15
5.5.320.0370.07020.25
5.5.310.0330.06720.21
5.5.300.0100.07017.91
5.5.290.0070.08318.02
5.5.280.0030.06020.62
5.5.270.0100.08020.95
5.5.260.0000.04320.83
5.5.250.0100.05020.70
5.5.240.0100.03720.36
5.4.450.0030.04319.25
5.4.440.0030.04019.25
5.4.430.0030.04019.44
5.4.420.0070.04319.44
5.4.410.0100.03019.37
5.4.400.0030.03719.16
5.4.390.0100.03019.00
5.4.380.0030.03718.92
5.4.370.0030.03719.00
5.4.360.0000.04018.81
5.4.350.0100.03018.92
5.4.340.0000.04019.00
5.4.320.0000.04018.79
5.4.310.0070.03319.18
5.4.300.0030.03719.08
5.4.290.0100.03018.92
5.4.280.0070.03719.17
5.4.270.0030.03718.91
5.4.260.0030.04019.13
5.4.250.0000.04318.77
5.4.240.0000.04019.07
5.4.230.0000.04718.90
5.4.220.0030.03719.11
5.4.210.0030.05019.00
5.4.200.0070.05718.91
5.4.190.0030.06319.13
5.4.180.0070.05319.10
5.4.170.0000.06718.80
5.4.160.0070.06018.77
5.4.150.0100.06718.89
5.4.140.0100.07016.31
5.4.130.0030.03716.30
5.4.120.0070.04316.24
5.4.110.0070.07716.36
5.4.100.0130.06716.32
5.4.90.0000.07716.30
5.4.80.0000.05016.13
5.4.70.0070.07316.25
5.4.60.0200.05716.21
5.4.50.0100.07016.20
5.4.40.0070.07316.21
5.4.30.0070.03716.23
5.4.20.0130.06016.29
5.4.10.0030.03716.30
5.4.00.0170.06315.93
5.3.290.0070.03314.56
5.3.280.0070.03314.55
5.3.270.0030.06014.54
5.3.260.0100.08014.69
5.3.250.0070.06714.53
5.3.240.0170.03314.39
5.3.230.0070.06714.52
5.3.220.0100.07714.57
5.3.210.0030.04314.38
5.3.200.0030.08314.53
5.3.190.0070.05314.54
5.3.180.0070.04014.39
5.3.170.0070.07314.48
5.3.160.0000.04314.51
5.3.150.0030.04014.50
5.3.140.0070.08314.45
5.3.130.0100.07314.46
5.3.120.0030.05314.47
5.3.110.0070.03714.44
5.3.100.0030.06013.91
5.3.90.0030.05714.03
5.3.80.0070.07313.83
5.3.70.0070.03714.00
5.3.60.0030.05714.01
5.3.50.0070.05013.88
5.3.40.0130.03013.87
5.3.30.0070.07313.85
5.3.20.0070.06313.52
5.3.10.0030.07313.57
5.3.00.0100.06713.65
5.2.170.0030.05011.09
5.2.160.0070.02711.02
5.2.150.0030.06711.07
5.2.140.0030.05311.12
5.2.130.0170.02711.25
5.2.120.0130.05711.25
5.2.110.0070.05711.02
5.2.100.0030.06311.02
5.2.90.0070.06310.98
5.2.80.0070.06011.03
5.2.70.0030.06011.02
5.2.60.0070.06011.12
5.2.50.0100.06310.95
5.2.40.0030.04310.89
5.2.30.0100.02710.88
5.2.20.0100.05710.92
5.2.10.0070.03710.84
5.2.00.0070.03710.62
5.1.60.0030.02710.12
5.1.50.0130.0179.89
5.1.40.0100.0479.96
5.1.30.0100.04010.33
5.1.20.0070.04310.39
5.1.10.0070.04710.07
5.1.00.0100.05310.12
5.0.50.0070.0478.59
5.0.40.0000.0478.31
5.0.30.0070.0438.18
5.0.20.0030.0408.15
5.0.10.0030.0378.33
5.0.00.0000.0678.10
4.4.90.0000.0306.56
4.4.80.0030.0236.56
4.4.70.0030.0376.56
4.4.60.0000.0276.56
4.4.50.0000.0376.56
4.4.40.0030.0236.56
4.4.30.0030.0176.56
4.4.20.0070.0306.56
4.4.10.0030.0206.56
4.4.00.0070.0406.56
4.3.110.0000.0406.56
4.3.100.0070.0206.56
4.3.90.0000.0306.56
4.3.80.0000.0536.56
4.3.70.0100.0176.56
4.3.60.0000.0306.56
4.3.50.0030.0136.56
4.3.40.0030.0536.56
4.3.30.0000.0336.56
4.3.20.0000.0206.56
4.3.10.0030.0336.56
4.3.00.0030.0236.56

preferences:
45.09 ms | 400 KiB | 5 Q