3v4l.org

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

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)
8.4.130.0130.00717.82
8.4.120.0050.00520.46
8.4.110.0140.00722.20
8.4.100.0030.00717.94
8.4.90.0060.00418.64
8.4.80.0140.00518.00
8.4.70.0060.01017.90
8.4.60.0160.00418.70
8.4.50.0080.00919.82
8.4.40.0130.00617.87
8.4.30.0130.00717.66
8.4.20.0070.01417.71
8.4.10.0040.00417.85
8.3.260.0070.01017.02
8.3.250.0130.00719.16
8.3.240.0100.00916.64
8.3.230.0150.00516.61
8.3.220.0120.00917.33
8.3.210.0100.01016.72
8.3.200.0060.00316.76
8.3.190.0090.00917.21
8.3.180.0030.00616.60
8.3.170.0110.00719.00
8.3.160.0030.00518.54
8.3.150.0110.00719.01
8.3.140.0080.00320.79
8.3.130.0080.00018.45
8.3.120.0090.00018.93
8.3.110.0030.00720.94
8.3.100.0070.00316.80
8.3.90.0050.00526.77
8.3.80.0050.00516.63
8.3.70.0120.00918.56
8.3.60.0110.00418.68
8.3.50.0090.00921.89
8.3.40.0110.00318.67
8.3.30.0090.00618.70
8.3.20.0070.00020.36
8.3.10.0040.00420.48
8.3.00.0000.00820.52
8.2.290.0130.00520.45
8.2.280.0110.00618.62
8.2.270.0070.01119.22
8.2.260.0040.01416.75
8.2.250.0060.00316.64
8.2.240.0060.00319.06
8.2.230.0030.00622.58
8.2.220.0060.00324.06
8.2.210.0080.01226.77
8.2.200.0000.01216.88
8.2.190.0040.01116.60
8.2.180.0100.00725.92
8.2.170.0040.01122.96
8.2.160.0030.01020.47
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.36
8.2.120.0040.00426.35
8.2.110.0060.00322.26
8.2.100.0090.00318.04
8.2.90.0060.00319.08
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0050.00217.80
8.2.50.0090.00018.09
8.2.40.0000.00720.44
8.2.30.0070.00021.10
8.2.20.0040.00417.73
8.2.10.0020.00517.91
8.2.00.0000.00717.95
8.1.330.0100.00922.05
8.1.320.0100.00916.18
8.1.310.0040.00416.92
8.1.300.0060.00318.09
8.1.290.0070.00718.88
8.1.280.0070.01125.92
8.1.270.0080.00023.73
8.1.260.0050.00328.09
8.1.250.0040.01128.09
8.1.240.0090.00022.49
8.1.230.0070.00320.96
8.1.220.0060.00317.74
8.1.210.0000.00918.77
8.1.200.0000.01017.36
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0040.00418.51
8.1.160.0050.00320.93
8.1.150.0030.00518.74
8.1.140.0000.00719.57
8.1.130.0070.00017.63
8.1.120.0000.00717.30
8.1.110.0070.00017.37
8.1.100.0000.00717.45
8.1.90.0030.00517.31
8.1.80.0050.00317.35
8.1.70.0000.00717.27
8.1.60.0080.00417.54
8.1.50.0080.00017.56
8.1.40.0080.00017.40
8.1.30.0070.00417.64
8.1.20.0050.00317.69
8.1.10.0040.00417.64
8.1.00.0060.00317.43
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0000.00818.37
8.0.270.0070.00017.23
8.0.260.0000.00817.07
8.0.250.0040.00416.93
8.0.240.0040.00416.94
8.0.230.0060.00316.81
8.0.220.0030.00316.78
8.0.210.0070.00016.86
8.0.200.0000.00816.96
8.0.190.0030.00316.95
8.0.180.0000.00816.88
8.0.170.0040.00416.98
8.0.160.0080.00016.92
8.0.150.0000.00716.89
8.0.140.0040.00416.85
8.0.130.0060.00313.24
8.0.120.0060.00316.84
8.0.110.0040.00416.83
8.0.100.0000.00716.87
8.0.90.0000.00716.76
8.0.80.0090.01216.95
8.0.70.0000.00816.77
8.0.60.0000.00716.85
8.0.50.0040.00416.89
8.0.30.0120.00517.04
8.0.20.0100.00817.40
8.0.10.0040.00417.12
8.0.00.0080.01116.78
7.4.330.0040.00015.08
7.4.320.0000.00616.41
7.4.300.0000.00716.45
7.4.290.0060.00016.52
7.4.280.0050.00516.51
7.4.270.0070.00016.44
7.4.260.0070.00016.43
7.4.250.0000.00716.41
7.4.240.0000.00716.52
7.4.230.0000.00716.50
7.4.220.0000.01716.47
7.4.210.0110.00416.47
7.4.200.0000.00716.32
7.4.160.0120.00316.42
7.4.150.0100.00717.40
7.4.140.0120.01717.86
7.4.130.0050.01316.39
7.4.120.0080.00816.42
7.4.110.0100.00716.46
7.4.100.0060.01216.19
7.4.90.0060.01216.26
7.4.80.0090.00919.39
7.4.70.0090.01216.37
7.4.60.0090.00616.52
7.4.50.0040.01416.20
7.4.40.0060.01016.21
7.4.30.0150.00316.30
7.4.00.0090.00614.82
7.3.330.0000.00513.05
7.3.320.0030.00313.23
7.3.310.0070.00016.45
7.3.300.0030.00316.16
7.3.290.0070.00816.32
7.3.280.0110.00816.31
7.3.270.0040.01217.40
7.3.260.0130.00316.27
7.3.250.0070.01216.31
7.3.240.0070.01016.26
7.3.230.0060.01116.43
7.3.210.0040.01116.29
7.3.200.0130.00416.47
7.3.190.0080.01116.57
7.3.180.0060.01016.21
7.3.170.0090.00916.38
7.3.160.0090.00916.28
7.2.330.0070.01116.62
7.2.320.0190.00316.72
7.2.310.0130.00316.43
7.2.300.0070.01016.69
7.2.290.0100.00616.34
7.2.60.0060.01016.85
7.2.00.0080.00819.31
7.1.200.0060.00615.86
7.1.100.0030.01017.97
7.1.70.0000.01116.81
7.1.60.0120.00919.27
7.1.50.0060.01316.89
7.1.00.0030.07322.56
7.0.200.0120.00316.63
7.0.60.0070.08321.69
7.0.50.0030.08317.91
7.0.40.0170.08019.90
7.0.30.0430.07320.00
7.0.20.0270.07720.20
7.0.10.0030.09320.14
7.0.00.0070.07720.11
5.6.280.0030.07320.89
5.6.210.0170.02720.64
5.6.200.0000.07018.12
5.6.190.0070.07320.42
5.6.180.0330.06020.61
5.6.170.0200.07320.49
5.6.160.0100.08720.45
5.6.150.0070.08318.16
5.6.140.0070.08318.12
5.6.130.0130.07718.11
5.6.120.0030.04021.01
5.6.110.0070.05021.10
5.6.100.0100.03321.10
5.6.90.0130.07321.09
5.6.80.0270.05020.50
5.5.350.3830.04720.41
5.5.340.0170.05717.98
5.5.330.0100.07320.23
5.5.320.0270.04720.14
5.5.310.0330.07720.18
5.5.300.0070.08718.02
5.5.290.0130.03318.02
5.5.280.0100.04020.79
5.5.270.0000.09020.71
5.5.260.0070.08720.75
5.5.250.0000.04320.68
5.5.240.0130.03020.28

preferences:
29.65 ms | 403 KiB | 5 Q