3v4l.org

run code in 300+ PHP versions simultaneously
<?php $convert = array('A' => 'B', 'B' => 'C'); echo str_replace(array_keys($convert), array_values($convert), 'A'); echo "\n"; echo strtr('A', $convert);

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)
8.5.00.0110.01019.89
8.4.150.0020.00114.05
8.4.140.0090.01217.42
8.4.130.0100.00417.75
8.4.120.0130.00720.16
8.4.110.0120.00822.31
8.4.100.0100.00717.69
8.4.90.0120.00818.46
8.4.80.0150.00617.80
8.4.70.0070.00517.73
8.4.60.0080.00218.42
8.4.50.0030.00518.63
8.4.40.0130.00617.38
8.4.30.0100.01017.80
8.4.20.0120.00817.50
8.4.10.0070.01517.61
8.3.280.0130.00720.13
8.3.270.0100.00916.48
8.3.260.0090.01016.65
8.3.250.0080.01119.06
8.3.240.0090.00716.30
8.3.230.0120.00716.41
8.3.220.0110.00217.07
8.3.210.0130.00516.42
8.3.200.0040.00516.46
8.3.190.0100.00820.79
8.3.180.0060.00516.55
8.3.170.0100.01017.04
8.3.160.0130.00716.51
8.3.150.0120.00619.09
8.3.140.0000.01020.56
8.3.130.0030.00718.52
8.3.120.0060.00319.08
8.3.110.0040.01220.94
8.3.100.0060.00316.16
8.3.90.0050.00326.77
8.3.80.0040.00417.97
8.3.70.0070.00718.18
8.3.60.0070.01118.18
8.3.50.0120.00721.88
8.3.40.0070.00718.68
8.3.30.0110.00318.53
8.3.20.0070.00020.19
8.3.10.0000.00820.54
8.3.00.0040.00420.26
8.2.290.0090.01020.32
8.2.280.0110.00818.46
8.2.270.0060.00318.22
8.2.260.0070.01018.43
8.2.250.0030.00518.27
8.2.240.0060.00916.46
8.2.230.0060.00322.58
8.2.220.0050.00324.06
8.2.210.0110.00426.77
8.2.200.0060.00318.41
8.2.190.0090.00918.50
8.2.180.0140.00318.29
8.2.170.0070.00722.96
8.2.160.0110.00420.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00019.36
8.2.120.0050.00226.35
8.2.110.0060.00319.32
8.2.100.0080.00417.93
8.2.90.0050.00319.22
8.2.80.0050.00317.97
8.2.70.0000.00917.63
8.2.60.0090.00017.93
8.2.50.0080.00018.09
8.2.40.0000.00820.42
8.2.30.0070.00019.41
8.2.20.0000.00717.66
8.2.10.0040.00418.05
8.2.00.0000.00717.86
8.1.330.0110.01019.70
8.1.320.0050.00316.19
8.1.310.0090.00918.05
8.1.300.0040.00416.08
8.1.290.0110.00030.84
8.1.280.0140.00725.92
8.1.270.0120.00423.88
8.1.260.0080.00028.09
8.1.250.0060.00328.09
8.1.240.0090.00022.67
8.1.230.0060.00619.06
8.1.220.0080.00017.76
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0040.00417.10
8.1.180.0000.00918.10
8.1.170.0030.00618.50
8.1.160.0050.00320.88
8.1.150.0000.00718.74
8.1.140.0040.00419.54
8.1.130.0040.00417.52
8.1.120.0040.00417.48
8.1.110.0040.00417.27
8.1.100.0020.00517.25
8.1.90.0070.00017.45
8.1.80.0000.00717.36
8.1.70.0040.00417.38
8.1.60.0000.00817.46
8.1.50.0000.00917.37
8.1.40.0070.00317.36
8.1.30.0050.00317.62
8.1.20.0040.00417.59
8.1.10.0000.00717.49
8.1.00.0040.00417.32
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0070.00018.54
8.0.270.0070.00017.25
8.0.260.0030.00317.16
8.0.250.0030.00316.93
8.0.240.0000.00716.84
8.0.230.0030.00316.88
8.0.220.0070.00016.78
8.0.210.0020.00516.68
8.0.200.0000.00616.85
8.0.190.0000.00716.86
8.0.180.0040.00416.84
8.0.170.0060.00316.70
8.0.160.0040.00416.82
8.0.150.0050.00316.73
8.0.140.0070.00016.66
8.0.130.0000.00613.32
8.0.120.0040.00416.80
8.0.110.0040.00416.75
8.0.100.0000.00816.91
8.0.90.0070.00016.84
8.0.80.0070.00716.82
8.0.70.0040.00416.91
8.0.60.0000.00716.86
8.0.50.0070.00016.85
8.0.30.0100.01017.05
8.0.20.0150.00717.40
8.0.10.0040.00416.93
8.0.00.0090.01016.69
7.4.330.0000.00516.71
7.4.320.0050.00216.54
7.4.300.0000.00616.42
7.4.290.0030.00316.53
7.4.280.0000.00716.54
7.4.270.0000.00616.45
7.4.260.0000.00716.44
7.4.250.0000.00716.42
7.4.240.0000.00716.44
7.4.230.0030.00316.58
7.4.220.0150.00316.62
7.4.210.0100.00716.37
7.4.200.0070.00016.36
7.4.160.0060.01016.52
7.4.150.0100.01017.40
7.4.140.0130.00517.86
7.4.130.0080.01216.30
7.4.120.0070.01016.56
7.4.110.0070.01116.46
7.4.100.0120.00916.46
7.4.90.0140.00316.43
7.4.80.0090.00619.39
7.4.70.0130.00316.40
7.4.60.0100.00616.35
7.4.50.0120.00316.47
7.4.40.0130.00316.38
7.4.30.0080.00816.49
7.4.00.0040.01114.80
7.3.330.0000.00612.88
7.3.320.0000.00513.01
7.3.310.0040.00415.96
7.3.300.0030.00316.12
7.3.290.0110.00616.13
7.3.280.0070.00716.13
7.3.270.0060.01417.40
7.3.260.0190.00315.99
7.3.250.0140.00616.33
7.3.240.0100.01016.23
7.3.230.0070.01416.47
7.3.210.0100.00616.24
7.3.200.0070.01019.39
7.3.190.0090.00916.23
7.3.180.0090.00616.41
7.3.170.0030.01416.39
7.3.160.0130.00316.48
7.2.330.0110.00616.43
7.2.320.0120.01516.29
7.2.310.0090.00616.22
7.2.300.0090.01016.52
7.2.290.0180.00316.68
7.2.80.0040.01116.57
7.2.00.0060.00319.25
7.1.200.0000.00615.74
7.1.100.0030.01018.10
7.1.70.0030.01016.98
7.1.60.0110.01419.19
7.1.00.0130.06022.37
7.0.200.0320.00714.70
7.0.60.0030.07021.81
7.0.50.0030.07717.77
7.0.40.0100.07020.40
7.0.30.0300.04720.17
7.0.20.0170.06320.18
7.0.10.0100.07020.20
7.0.00.0070.05720.16
5.6.210.0070.07020.66
5.6.200.0070.04718.13
5.6.190.0070.05020.67
5.6.180.0230.04020.45
5.6.170.0330.06020.46
5.6.160.0100.03720.32
5.6.150.0070.07018.11
5.6.140.0030.04718.21
5.6.130.0030.04318.16
5.6.120.0030.04320.98
5.6.110.0070.04020.98
5.6.100.0070.06321.04
5.6.90.0200.05320.99
5.6.80.0030.04320.40
5.5.350.0100.08320.40
5.5.340.0000.08317.96
5.5.330.0170.06320.22
5.5.320.0370.07020.24
5.5.310.0230.05020.21
5.5.300.0070.08317.96
5.5.290.0070.08017.91
5.5.280.0170.04020.82
5.5.270.0130.07720.73
5.5.260.0170.07720.64
5.5.250.0070.05720.70
5.5.240.0200.07720.35

preferences:
35.86 ms | 403 KiB | 5 Q