3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; for ($i = 10000; $i >= 0; --$i) $a[$i] = $i; var_dump(memory_get_usage());

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)
7.4.10.0060.01315.82
7.4.00.0040.01515.92
7.3.130.0090.00915.79
7.3.120.0100.01115.71
7.3.110.0070.01115.78
7.3.100.0070.01015.92
7.3.90.0060.00615.66
7.3.80.0070.00716.05
7.3.70.0040.00915.59
7.3.60.0030.01215.83
7.3.50.0120.00315.97
7.3.40.0030.01015.82
7.3.30.0090.00315.89
7.3.20.0040.00716.77
7.3.10.0030.01316.68
7.3.00.0080.00416.60
7.2.260.0040.01516.11
7.2.250.0030.01815.46
7.2.240.0090.00615.84
7.2.230.0070.01015.82
7.2.220.0080.00815.69
7.2.210.0120.00316.19
7.2.200.0060.00615.61
7.2.190.0070.00716.00
7.2.180.0030.00715.92
7.2.170.0040.01115.63
7.2.160.0000.01016.05
7.2.150.0110.00716.74
7.2.140.0030.01316.85
7.2.130.0040.00816.83
7.2.120.0060.00516.88
7.2.110.0030.01116.98
7.2.100.0070.00716.81
7.2.90.0030.00716.88
7.2.80.0030.00816.84
7.2.70.0060.00616.94
7.2.60.0030.01016.86
7.2.50.0100.00316.95
7.2.40.0070.00716.95
7.2.30.0070.00416.76
7.2.20.0000.01216.94
7.2.10.0070.00716.96
7.2.00.0040.00918.18
7.1.330.0030.01215.89
7.1.320.0060.00615.96
7.1.310.0030.00915.96
7.1.300.0000.01015.75
7.1.290.0000.01015.80
7.1.280.0060.00315.80
7.1.270.0070.00715.79
7.1.260.0070.01015.97
7.1.250.0060.00315.94
7.1.240.0100.00715.80
7.1.230.0000.01715.87
7.1.220.0030.01215.68
7.1.210.0040.00815.89
7.1.200.0000.00915.80
7.1.190.0120.00315.90
7.1.180.0050.00515.69
7.1.170.0060.00315.92
7.1.160.0030.01515.80
7.1.150.0060.00615.97
7.1.140.0000.01015.89
7.1.130.0000.01615.70
7.1.120.0040.01415.64
7.1.110.0110.00415.83
7.1.100.2680.00716.45
7.1.90.0100.00315.84
7.1.80.0070.01015.77
7.1.70.0030.00616.54
7.1.60.0250.01225.03
7.1.50.0430.01124.96
7.1.40.0250.01324.70
7.1.30.0330.00624.77
7.1.20.0300.01024.85
7.1.10.0330.00715.68
7.1.00.0500.01215.76
7.0.330.0030.01015.14
7.0.320.0040.01415.38
7.0.310.0030.01015.37
7.0.300.0000.00915.25
7.0.290.0110.00315.57
7.0.280.0100.00315.47
7.0.270.0090.00615.26
7.0.260.0080.00415.43
7.0.250.0000.00815.11
7.0.240.0110.00415.36
7.0.230.0070.01115.38
7.0.220.0090.00615.41
7.0.210.0060.00615.33
7.0.200.0300.00515.46
7.0.190.0250.00515.31
7.0.180.0230.00715.44
7.0.170.0250.01015.22
7.0.160.0220.01315.45
7.0.150.0220.00715.62
7.0.140.0200.00915.34
7.0.130.0200.01015.38
7.0.120.0230.00815.41
7.0.110.0210.01315.43
7.0.100.0330.00515.34
7.0.90.0230.00815.44
7.0.80.0220.00715.42
7.0.70.0240.00615.28
7.0.60.0220.00915.12
7.0.50.0250.01115.37
7.0.40.0300.00714.56
7.0.30.0240.00914.34
7.0.20.0230.00714.40
7.0.10.0200.01214.51
7.0.00.0260.00814.52
5.6.400.0000.02115.86
5.6.390.0100.00715.78
5.6.380.0040.00815.94
5.6.370.0030.01615.66
5.6.360.0060.01315.61
5.6.350.0000.02015.55
5.6.340.0060.00915.75
5.6.330.0080.01115.66
5.6.320.0070.00715.54
5.6.310.0030.01015.53
5.6.300.0150.00315.29
5.6.290.0070.01415.96
5.6.280.0100.00715.72
5.6.270.0070.01015.51
5.6.260.0110.01115.59
5.6.250.0100.00715.68
5.6.240.0110.00615.83
5.6.230.0120.00615.85
5.6.220.0070.01015.59
5.6.210.0040.01415.75
5.6.200.0100.00715.77
5.6.190.0040.01515.47
5.6.180.0120.00615.63
5.6.170.0060.01615.79
5.6.160.0070.01115.51
5.6.150.0110.01115.41
5.6.140.0120.00915.55
5.6.130.0000.01315.99
5.6.120.0000.01615.67
5.6.110.0060.00915.59
5.6.100.0040.01515.46
5.6.90.0030.01115.68
5.6.80.0090.00615.66
5.6.70.0070.00715.41
5.6.60.0000.01315.59
5.6.50.0040.01515.58
5.6.40.0060.00615.50
5.6.30.0060.00915.77
5.6.20.0040.01115.55
5.6.10.0120.00615.46
5.6.00.0070.01015.50

preferences:
35.87 ms | 400 KiB | 5 Q