3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $c = $a + $a++; var_dump($c); // int(3) $a = 1; $c = $a + $a + $a++; var_dump($c); // int(3) $a = 1; $c = $a + $a++ + $a; var_dump($c); // int(3)

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)
8.3.40.0180.00418.54
8.3.30.0070.00718.64
8.3.20.0120.00620.25
8.3.10.0050.00321.90
8.3.00.0050.00320.84
8.2.170.0110.00322.96
8.2.160.0160.00321.89
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0000.00822.26
8.2.120.0080.00026.35
8.2.110.0100.00020.39
8.2.100.0060.00617.78
8.2.90.0040.00417.90
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0040.00417.91
8.2.50.0040.00418.10
8.2.40.0040.00422.36
8.2.30.0040.00420.98
8.2.20.0000.00718.07
8.2.10.0000.00818.01
8.2.00.0040.00417.93
8.1.270.0100.01022.18
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.84
8.1.230.0110.00021.04
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0090.00317.23
8.1.190.0040.00417.22
8.1.180.0000.00718.10
8.1.170.0050.00318.49
8.1.160.0040.00418.95
8.1.150.0070.00020.61
8.1.140.0000.00819.56
8.1.130.0000.00718.89
8.1.120.0030.00317.22
8.1.110.0000.00817.37
8.1.100.0050.00317.31
8.1.90.0050.00317.37
8.1.80.0000.00717.38
8.1.70.0070.00017.22
8.1.60.0030.00517.39
8.1.50.0030.00617.40
8.1.40.0000.00817.49
8.1.30.0070.00017.47
8.1.20.0030.00617.57
8.1.10.0000.00717.41
8.1.00.0070.00017.42
8.0.300.0040.00419.86
8.0.290.0050.00316.75
8.0.280.0000.00718.29
8.0.270.0000.00717.12
8.0.260.0030.00316.66
8.0.250.0070.00016.87
8.0.240.0060.00316.70
8.0.230.0020.00516.88
8.0.220.0040.00416.71
8.0.210.0030.00316.81
8.0.200.0030.00316.76
8.0.190.0080.00016.84
8.0.180.0040.00416.86
8.0.170.0040.00416.85
8.0.160.0090.00016.79
8.0.150.0000.00716.82
8.0.140.0040.00416.82
8.0.130.0000.00513.27
8.0.120.0040.00416.77
8.0.110.0050.00316.71
8.0.100.0000.00716.78
8.0.90.0000.00716.62
8.0.80.0090.00916.86
8.0.70.0040.00416.85
8.0.60.0000.00816.73
8.0.50.0030.00616.76
8.0.30.0100.00816.93
8.0.20.0110.00917.40
8.0.10.0090.00016.88
8.0.00.0160.00016.53
7.4.330.0000.00515.55
7.4.320.0030.00316.32
7.4.300.0000.00616.50
7.4.290.0070.00016.45
7.4.280.0040.00416.54
7.4.270.0030.00316.38
7.4.260.0000.00613.23
7.4.250.0030.00316.37
7.4.240.0040.00416.41
7.4.230.0000.00716.34
7.4.220.0100.01616.37
7.4.210.0160.00416.49
7.4.200.0040.00416.18
7.4.160.0060.00816.36
7.4.150.0140.00317.40
7.4.140.0060.01217.86
7.4.130.0140.00616.45
7.4.120.0090.00916.44
7.4.110.0140.00816.66
7.4.100.0070.01016.46
7.4.90.0100.00716.40
7.4.80.0100.00719.39
7.4.70.0060.00916.46
7.4.60.0130.00316.45
7.4.50.0030.00916.43
7.4.40.0160.00016.27
7.4.30.0140.00316.29
7.4.00.0070.00715.02
7.3.330.0030.00313.17
7.3.320.0030.00313.05
7.3.310.0050.00216.32
7.3.300.0070.00016.00
7.3.290.0090.00916.24
7.3.280.0090.00816.24
7.3.270.0130.00617.40
7.3.260.0100.00716.44
7.3.250.0130.00616.49
7.3.240.0060.01116.43
7.3.230.0060.01016.48
7.3.210.0140.00316.67
7.3.200.0140.01816.15
7.3.190.0100.00716.53
7.3.180.0060.00916.54
7.3.170.0110.00516.51
7.3.160.0080.00816.46
7.2.330.0040.01316.38
7.2.320.0070.01316.29
7.2.310.0120.00416.61
7.2.300.0150.00716.52
7.2.290.0090.00916.63
7.2.60.0060.01116.84
7.2.00.0000.01319.42
7.1.200.0100.00015.70
7.1.100.0030.00917.99
7.1.70.0080.00017.15
7.1.60.0400.00733.00
7.1.50.0370.01032.83
7.1.40.0400.00332.54
7.1.30.0330.01032.53
7.1.20.0330.01332.78
7.1.10.0230.00714.86
7.1.00.0270.00714.77
7.0.200.0730.01315.01
7.0.190.0200.01014.55
7.0.180.0230.01014.47
7.0.170.0170.01314.38
7.0.160.0230.00714.43
7.0.150.0230.00714.29
7.0.140.0230.01014.46
7.0.130.0170.01314.69
7.0.120.0270.00714.57
7.0.110.0270.00714.30
7.0.100.0230.00714.51
7.0.90.0230.00714.46
7.0.80.0270.01014.61
7.0.70.0230.01314.66
7.0.60.0200.01314.45
7.0.50.0270.00714.52
7.0.40.0200.01314.75
7.0.30.0270.00714.89
7.0.20.0270.00714.54
7.0.10.0300.00314.78
7.0.00.0230.01314.51

preferences:
53.7 ms | 400 KiB | 5 Q