3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a', 'b', 'c', 'd', 'e', 'f'); //$str = implode(array_walk(array_reverse($arr), function($v,$k){if($k%3==0)$v.=';';})); //print_r(array_map(function($v){if($k%3==0)$v.=';';}), array_reverse($arr)); $str = string_reverse(chunk_split(implode(array_reverse($arr)), 3, ';')); echo $str;

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)
8.3.70.0090.00916.63
8.3.60.0070.01018.31
8.3.50.0100.01022.04
8.3.40.0140.00018.79
8.3.30.0070.00719.04
8.3.20.0040.00420.34
8.3.10.0080.00020.70
8.3.00.0080.00019.38
8.2.180.0110.00716.50
8.2.170.0030.01722.96
8.2.160.0130.00020.52
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0000.00722.24
8.2.110.0060.00322.25
8.2.100.0080.00417.78
8.2.90.0030.00517.93
8.2.80.0000.00817.97
8.2.70.0030.00517.92
8.2.60.0030.00518.09
8.2.50.0080.00018.10
8.2.40.0000.00917.91
8.2.30.0050.00219.24
8.2.20.0000.00917.63
8.2.10.0000.00717.96
8.2.00.0080.00017.62
8.1.280.0040.01625.92
8.1.270.0030.00523.83
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.11
8.1.230.0080.00418.99
8.1.220.0050.00217.74
8.1.210.0000.00818.77
8.1.200.0030.00917.25
8.1.190.0060.00317.35
8.1.180.0050.00318.10
8.1.170.0030.00618.59
8.1.160.0040.00421.88
8.1.150.0070.00018.80
8.1.140.0000.00717.39
8.1.130.0000.00717.74
8.1.120.0000.00717.48
8.1.110.0000.00817.45
8.1.100.0000.00717.41
8.1.90.0030.00517.31
8.1.80.0000.00717.30
8.1.70.0040.00417.35
8.1.60.0040.00417.42
8.1.50.0000.00817.44
8.1.40.0000.00817.36
8.1.30.0060.00317.71
8.1.20.0040.00417.64
8.1.10.0000.00717.46
8.1.00.0000.00817.50
8.0.300.0040.00420.21
8.0.290.0000.00816.75
8.0.280.0030.00318.45
8.0.270.0000.00817.08
8.0.260.0030.00317.21
8.0.250.0040.00416.91
8.0.240.0070.00016.92
8.0.230.0000.00716.84
8.0.220.0070.00016.80
8.0.210.0030.00316.86
8.0.200.0000.00616.99
8.0.190.0040.00416.86
8.0.180.0020.00516.88
8.0.170.0000.00916.90
8.0.160.0030.00316.81
8.0.150.0030.00316.91
8.0.140.0080.00016.86
8.0.130.0080.00013.32
8.0.120.0000.01016.76
8.0.110.0020.00516.81
8.0.100.0040.00416.96
8.0.90.0040.00416.85
8.0.80.0120.00616.89
8.0.70.0040.00416.95
8.0.60.0000.00916.96
8.0.50.0040.00416.71
8.0.30.0090.01017.21
8.0.20.0140.01117.40
8.0.10.0000.00817.02
8.0.00.0110.00616.63
7.4.330.0050.00015.02
7.4.320.0030.00316.52
7.4.300.0030.00316.59
7.4.290.0030.00316.66
7.4.280.0030.00516.41
7.4.270.0070.00016.54
7.4.260.0000.00816.51
7.4.250.0000.00716.43
7.4.240.0040.00416.58
7.4.230.0030.00316.63
7.4.220.0000.01916.49
7.4.210.0000.01316.65
7.4.200.0030.00316.49
7.4.160.0090.01416.52
7.4.150.0130.01017.40
7.4.140.0070.01017.86
7.4.130.0120.00516.49
7.4.120.0080.00916.50
7.4.110.0090.00916.72
7.4.100.0180.00316.38
7.4.90.0110.00616.51
7.4.80.0090.01518.80
7.4.70.0070.01316.42
7.4.60.0110.00516.41
7.4.50.0030.00516.40
7.4.40.0140.00616.54
7.4.30.0110.00616.59
7.4.00.0030.01314.88
7.3.330.0000.00713.18
7.3.320.0000.00613.10
7.3.310.0040.00316.26
7.3.300.0030.00316.30
7.3.290.0060.01016.23
7.3.280.0080.00716.24
7.3.270.0070.01017.40
7.3.260.0140.01116.47
7.3.250.0110.00516.52
7.3.240.0120.00616.24
7.3.230.0120.00316.39
7.3.210.0100.00716.14
7.3.200.0100.01419.39
7.3.190.0120.00416.31
7.3.180.0030.01316.32
7.3.170.0060.01016.37
7.3.160.0070.01416.24
7.3.120.0050.01414.70
7.3.110.0080.00814.88
7.3.100.0130.00214.71
7.3.90.0020.01215.02
7.3.80.0070.00414.85
7.3.70.0030.01214.87
7.3.60.0110.00414.85
7.3.50.0080.00514.71
7.3.40.0080.00714.68
7.3.30.0110.00614.86
7.3.20.0050.00816.68
7.3.10.0080.00716.51
7.3.00.0090.00616.36
7.2.330.0060.01216.33
7.2.320.0150.00716.24
7.2.310.0180.00016.48
7.2.300.0090.01216.42
7.2.290.0060.01516.31
7.2.250.0120.00715.09
7.2.240.0080.01114.99
7.2.230.0010.01114.74
7.2.220.0090.00614.90
7.2.210.0050.01014.98
7.2.200.0140.00314.96
7.2.190.0050.01114.89
7.2.180.0050.00914.75
7.2.170.0060.01114.92
7.2.130.0150.00315.95
7.2.120.0100.00316.16
7.2.110.0090.00716.18
7.2.100.0140.01116.71
7.2.90.0090.01316.09
7.2.80.0130.00316.29
7.2.70.0100.00516.38
7.2.60.0070.01016.37
7.2.50.0200.00316.51
7.2.40.0130.01016.80
7.2.30.0080.00416.23
7.2.20.0130.01116.29
7.2.10.0160.01216.19
7.2.00.0120.00817.83
7.1.330.0050.01015.64
7.1.320.0080.00515.49
7.1.310.0000.01315.64
7.1.300.0030.00715.60
7.1.290.0040.00915.50
7.1.280.0030.01215.63
7.1.270.0050.00715.55
7.1.260.0060.00615.47
7.1.250.0100.00415.13
7.1.200.0000.01415.62
7.1.100.0070.00718.04
7.1.70.0030.00517.15
7.1.60.0100.01019.32
7.1.50.0090.01316.79
7.1.00.0030.07322.40
7.0.200.0030.00616.43
7.0.140.0100.06322.22
7.0.70.4670.05019.78
7.0.60.0100.07319.95
7.0.50.0030.07317.86
7.0.40.0100.07719.95
7.0.30.0300.07720.30
7.0.20.0330.08320.13
7.0.10.0300.06020.20
7.0.00.0070.04720.29
5.6.280.0030.07720.85
5.6.210.0100.06320.63
5.6.200.0170.07718.18
5.6.190.0130.08020.47
5.6.180.0000.09020.38
5.6.170.0400.08020.51
5.6.160.0070.07020.44
5.6.150.0070.06718.12
5.6.140.0200.06318.18
5.6.130.0130.07318.21
5.6.120.0030.07020.97
5.6.110.0130.05021.10
5.6.100.0000.06721.03
5.6.90.0030.04021.09
5.6.80.0070.03720.46
5.6.70.0300.07320.37
5.5.350.0100.08020.38
5.5.340.0130.05317.98
5.5.330.0100.04720.21
5.5.320.0100.05020.07
5.5.310.0370.07020.50
5.5.300.0130.06318.01
5.5.290.0130.04717.98
5.5.280.0200.07020.97
5.5.270.0070.04020.75
5.5.260.0030.06020.76
5.5.250.0030.09020.68
5.5.240.0070.06320.15
5.4.450.0270.05319.55
5.4.440.0270.04319.42
5.4.430.0230.07319.45
5.4.420.0200.04319.57
5.4.410.0230.07319.28
5.4.400.0200.04019.22
5.4.390.0230.04718.93
5.4.380.0200.05719.13
5.4.370.0270.05319.06
5.4.360.0230.04019.05
5.4.350.0270.07719.09
5.4.340.0230.03718.92
5.4.320.0330.06318.88
5.4.310.0300.06019.13
5.4.300.0230.04718.78
5.4.290.0230.06719.21
5.4.280.0400.06318.93
5.4.270.0300.05719.21
5.4.260.0270.04719.16
5.4.250.0230.04718.93
5.4.240.0200.06018.92
5.4.230.0430.05018.87
5.4.220.0230.07319.07
5.4.210.0230.07019.05
5.4.200.0300.07018.91
5.4.190.0270.06719.07
5.4.180.0170.04019.07
5.4.170.0370.05019.22
5.4.160.0200.08019.11
5.4.150.0230.06719.11
5.4.140.0170.05016.38
5.4.130.0170.07316.35
5.4.120.0270.04016.45
5.4.110.0270.06016.41
5.4.100.0230.05716.34
5.4.90.0270.05016.43
5.4.80.0200.03716.42
5.4.70.0130.05316.05
5.4.60.0270.06316.37
5.4.50.0200.06316.04
5.4.40.0270.05016.18
5.4.30.0230.05316.47
5.4.20.0270.06316.03
5.4.10.0200.04316.43
5.4.00.0330.04315.99
5.3.290.0300.07014.61
5.3.280.0230.07014.45
5.3.270.0300.05714.54
5.3.260.0200.06714.46
5.3.250.0200.04714.43
5.3.240.0230.04714.46
5.3.230.0270.06014.57
5.3.220.0300.06714.41
5.3.210.0230.07714.41
5.3.200.0230.03714.41
5.3.190.0230.07314.53
5.3.180.0300.04314.44
5.3.170.0200.07714.47
5.3.160.0300.05014.59
5.3.150.0170.08014.59
5.3.140.0170.07014.64
5.3.130.0270.06714.57
5.3.120.0200.05714.50
5.3.110.0300.04714.40
5.3.100.0330.05713.88
5.3.90.0200.06313.88
5.3.80.0270.04713.87
5.3.70.0270.03713.84
5.3.60.0270.06313.98
5.3.50.0170.04313.82
5.3.40.0300.03314.04
5.3.30.0200.03313.74
5.3.20.0130.04713.64
5.3.10.0300.05013.53
5.3.00.0200.07013.47
5.2.170.0170.03011.96
5.2.160.0230.05011.96
5.2.150.0200.03711.96
5.2.140.0300.03311.96
5.2.130.0170.02711.96
5.2.120.0130.03011.96
5.2.110.0300.03311.96
5.2.100.0170.02711.96
5.2.90.0170.02711.96
5.2.80.0200.02711.96
5.2.70.0200.05711.96
5.2.60.0230.02311.96
5.2.50.0200.06311.96
5.2.40.0270.04011.96
5.2.30.0200.04011.96
5.2.20.0170.03311.96
5.2.10.0230.04011.96
5.2.00.0100.04011.96
5.1.60.0170.03311.96
5.1.50.0100.03711.96
5.1.40.0130.04711.96
5.1.30.0170.05011.96
5.1.20.0270.04711.96
5.1.10.0170.03711.96
5.1.00.0170.02711.96
5.0.50.0100.04311.96
5.0.40.0070.03011.96
5.0.30.0030.04311.96
5.0.20.0070.02011.96
5.0.10.0070.02311.96
5.0.00.0100.06011.96
4.4.90.0100.01311.96
4.4.80.0030.01711.96
4.4.70.0130.01311.96
4.4.60.0030.02011.96
4.4.50.0130.02711.96
4.4.40.0030.03311.96
4.4.30.0070.02311.96
4.4.20.0070.02011.96
4.4.10.0030.02311.96
4.4.00.0070.03311.96
4.3.110.0070.02711.96
4.3.100.0070.01711.96
4.3.90.0070.01711.96
4.3.80.0100.03711.96
4.3.70.0070.03311.96
4.3.60.0130.01711.96
4.3.50.0100.03311.96
4.3.40.0130.04311.96
4.3.30.0030.01711.96
4.3.20.0030.01711.96
4.3.10.0070.01711.96
4.3.00.0030.03311.96

preferences:
56.87 ms | 401 KiB | 5 Q