3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test() { for ($n = 'a'; $n < 'g'; $n++) { $$n = array(); } $$n = array(); $$n .= "test"; return $$n; } var_dump(test2());

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)
8.3.60.0110.00418.34
8.3.50.0060.01220.97
8.3.40.0040.01418.79
8.3.30.0120.00318.70
8.3.20.0040.00420.21
8.3.10.0080.00021.81
8.3.00.0030.00521.76
8.2.180.0210.00016.50
8.2.170.0000.01422.96
8.2.160.0100.00720.38
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00320.93
8.2.120.0050.00326.35
8.2.110.0080.00319.38
8.2.100.0070.00417.80
8.2.90.0000.00919.08
8.2.80.0030.00517.97
8.2.70.0090.00017.50
8.2.60.0050.00317.80
8.2.50.0000.00818.09
8.2.40.0030.00521.91
8.2.30.0040.00419.34
8.2.20.0060.00317.66
8.2.10.0040.00417.86
8.2.00.0020.00517.86
8.1.280.0140.00725.92
8.1.270.0000.00822.05
8.1.260.0000.00728.09
8.1.250.0080.00028.09
8.1.240.0030.00622.11
8.1.230.0040.00817.70
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0000.00817.23
8.1.180.0050.00318.10
8.1.170.0030.00618.49
8.1.160.0040.00420.54
8.1.150.0020.00518.86
8.1.140.0080.00019.45
8.1.130.0060.00317.47
8.1.120.0030.00317.39
8.1.110.0000.00817.20
8.1.100.0000.00817.29
8.1.90.0050.00217.24
8.1.80.0020.00517.33
8.1.70.0000.00717.29
8.1.60.0000.00717.40
8.1.50.0080.00017.47
8.1.40.0120.00017.45
8.1.30.0030.00517.59
8.1.20.0000.00817.62
8.1.10.0000.00817.57
8.1.00.0000.00717.48
8.0.300.0000.00918.83
8.0.290.0070.00016.58
8.0.280.0030.00318.42
8.0.270.0040.00417.20
8.0.260.0030.00517.18
8.0.250.0000.00616.97
8.0.240.0000.00916.81
8.0.230.0030.00316.98
8.0.220.0070.00016.75
8.0.210.0040.00416.90
8.0.200.0070.00416.98
8.0.190.0040.00416.82
8.0.180.0040.00416.94
8.0.170.0000.00816.86
8.0.160.0000.00716.91
8.0.150.0030.00316.72
8.0.140.0000.00716.84
8.0.130.0000.00513.27
8.0.120.0040.00416.93
8.0.110.0000.00716.84
8.0.100.0000.00716.78
8.0.90.0000.00716.67
8.0.80.0030.01116.94
8.0.70.0040.00416.91
8.0.60.0030.00516.82
8.0.50.0040.00416.93
8.0.30.0070.01317.02
8.0.20.0090.01117.40
8.0.10.0070.00016.79
8.0.00.0100.00916.70
7.4.330.0000.00616.79
7.4.320.0000.00616.45
7.4.300.0030.00316.53
7.4.290.0030.00316.53
7.4.280.0040.00416.41
7.4.270.0000.00716.36
7.4.260.0040.00416.29
7.4.250.0040.00316.52
7.4.240.0030.00516.45
7.4.230.0030.00316.42
7.4.220.0070.01016.49
7.4.210.0130.00316.47
7.4.200.0070.00016.63
7.4.160.0130.00316.28
7.4.150.0060.01317.40
7.4.140.0140.00817.86
7.4.130.0090.00816.55
7.4.120.0090.00816.41
7.4.110.0090.00916.59
7.4.100.0120.01216.61
7.4.90.0070.01116.34
7.4.80.0120.00919.39
7.4.70.0060.01216.59
7.4.60.0090.00916.41
7.4.50.0070.01116.34
7.4.40.0070.01416.48
7.4.30.0100.00716.29
7.4.00.0070.00914.93
7.3.330.0060.00013.10
7.3.320.0030.00313.29
7.3.310.0000.00716.14
7.3.300.0030.00316.30
7.3.290.0000.00716.31
7.3.280.0100.01016.28
7.3.270.0120.00417.40
7.3.260.0080.00816.55
7.3.250.0110.00816.43
7.3.240.0140.00316.26
7.3.230.0100.00816.54
7.3.210.0120.01216.41
7.3.200.0140.00319.39
7.3.190.0080.00816.45
7.3.180.0030.01416.11
7.3.170.0080.00816.42
7.3.160.0080.00816.29
7.3.120.0110.00515.95
7.3.110.0070.00716.03
7.3.100.0050.01015.87
7.3.90.0090.00915.97
7.3.80.0090.00615.94
7.3.70.0070.00515.90
7.3.60.0050.01016.00
7.3.50.0040.00916.05
7.3.40.0030.01116.02
7.3.30.0030.00815.99
7.3.20.0060.00616.94
7.3.10.0040.00816.89
7.3.00.0030.00716.90
7.2.330.0090.00916.37
7.2.320.0130.01016.22
7.2.310.0070.01016.51
7.2.300.0070.01016.58
7.2.290.0150.00016.56
7.2.250.0090.00914.74
7.2.240.0080.00716.01
7.2.230.0060.00815.96
7.2.220.0090.00415.97
7.2.210.0080.00915.88
7.2.200.0070.01216.09
7.2.190.0080.00816.01
7.2.180.0050.00915.96
7.2.170.0050.01016.04
7.2.160.0060.00317.15
7.2.150.0090.00617.15
7.2.140.0070.00717.15
7.2.130.0040.01117.15
7.2.120.0100.00317.15
7.2.110.0070.00717.15
7.2.100.0030.00617.15
7.2.90.0030.01217.15
7.2.80.0000.01417.15
7.2.70.0040.00717.15
7.2.60.0060.01016.94
7.2.50.0060.01217.15
7.2.40.0080.00417.15
7.2.30.0000.01517.15
7.2.20.0040.01217.15
7.2.10.0100.00317.15
7.2.00.0020.01318.10
7.1.330.0000.01516.48
7.1.320.0040.00816.41
7.1.310.0060.00716.36
7.1.300.0030.01016.42
7.1.290.0000.01216.38
7.1.280.0000.01216.42
7.1.270.0100.00616.42
7.1.260.0000.01316.36
7.1.250.0000.01517.15
7.1.200.0080.00315.72
7.1.100.0070.01018.22
7.1.70.0000.00716.96
7.1.60.0070.01319.40
7.1.50.0040.01816.80
7.1.00.0000.08022.45
7.0.200.0500.00714.48
7.0.60.0230.07321.73
7.0.50.0070.05317.73
7.0.40.0130.07720.11
7.0.30.0230.04020.26
7.0.20.0170.04720.20
7.0.10.0000.07020.25
7.0.00.0070.08320.21
5.6.280.0030.05720.82
5.6.210.0000.06320.51
5.6.200.0030.05318.23
5.6.190.0200.07720.61
5.6.180.0330.05720.43
5.6.170.0230.04320.44
5.6.160.0170.06720.54
5.6.150.0070.08018.21
5.6.140.0100.08318.16
5.6.130.0100.09018.17
5.6.120.0030.08721.20
5.6.110.0030.08321.13
5.6.100.0070.08320.98
5.6.90.0030.04021.04
5.6.80.0030.03720.59
5.5.350.0000.09020.41
5.5.340.0000.04318.02
5.5.330.0170.08020.42
5.5.320.0570.07020.29
5.5.310.0200.04020.35
5.5.300.0030.04718.08
5.5.290.0030.04018.01
5.5.280.0070.07320.95
5.5.270.0070.07020.88
5.5.260.0030.09020.84
5.5.250.0070.08720.68
5.5.240.0100.07020.28

preferences:
31.76 ms | 401 KiB | 5 Q