3v4l.org

run code in 300+ PHP versions simultaneously
<?php function arrayFlat($arr){ $out = ''; foreach($arr as $key => $value){ if(!is_array($value)){ $out .= $value.','; }else{ $out .= $key.','; $out .= arrayFlat($value); } } return trim($out,','); } $aNonFlat = array( 1, 2, array( 3, 4, 5, array( 6, 7 ), 8, 9, ), 10, 11 ); $result = explode(',',arrayFlat($aNonFlat)); echo '<pre>'; print_r($result); echo '</pre>';

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)
8.3.60.0100.01018.43
8.3.50.0090.00618.21
8.3.40.0070.00718.78
8.3.30.0090.00618.71
8.3.20.0040.00418.85
8.3.10.0040.00421.49
8.3.00.0030.00623.66
8.2.180.0150.00025.92
8.2.170.0110.00418.79
8.2.160.0150.00019.08
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0030.00326.16
8.2.120.0060.00320.67
8.2.110.0000.00920.92
8.2.100.0040.00718.01
8.2.90.0060.00317.75
8.2.80.0030.00618.79
8.2.70.0040.00417.63
8.2.60.0000.00817.50
8.2.50.0040.00417.63
8.2.40.0060.00317.63
8.2.30.0000.00719.32
8.2.20.0040.00418.11
8.2.10.0040.00419.43
8.2.00.0040.00419.54
8.1.280.0150.00025.92
8.1.270.0060.00321.98
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0070.00422.14
8.1.230.0110.00020.93
8.1.220.0030.00618.55
8.1.210.0000.00818.77
8.1.200.0040.00417.22
8.1.190.0030.00517.41
8.1.180.0000.00818.10
8.1.170.0080.00017.62
8.1.160.0040.00418.84
8.1.150.0040.00418.84
8.1.140.0050.00217.73
8.1.130.0030.00317.36
8.1.120.0040.00417.42
8.1.110.0070.00317.44
8.1.100.0030.00517.42
8.1.90.0040.00417.48
8.1.80.0000.00717.38
8.1.70.0000.00717.46
8.1.60.0000.00817.50
8.1.50.0030.00517.44
8.1.40.0040.00417.37
8.1.30.0000.01217.49
8.1.20.0040.00417.52
8.1.10.0030.00517.57
8.1.00.0030.00517.47
8.0.300.0050.00220.03
8.0.290.0070.00016.63
8.0.280.0000.00718.44
8.0.270.0050.00217.29
8.0.260.0040.00416.83
8.0.250.0030.00316.82
8.0.240.0030.00316.96
8.0.230.0040.00416.96
8.0.220.0040.00416.91
8.0.210.0000.00716.87
8.0.200.0000.00717.00
8.0.190.0060.00316.95
8.0.180.0030.00516.89
8.0.170.0040.00416.93
8.0.160.0030.00316.88
8.0.150.0000.00816.71
8.0.140.0040.00416.82
8.0.130.0000.00613.37
8.0.120.0080.00016.77
8.0.110.0040.00416.74
8.0.100.0050.00216.91
8.0.90.0070.00016.85
8.0.80.0080.01116.83
8.0.70.0000.00716.88
8.0.60.0040.00416.71
8.0.50.0070.00016.93
8.0.30.0070.01117.13
8.0.20.0130.01017.40
8.0.10.0020.00516.89
8.0.00.0060.01316.81
7.4.330.0000.00515.55
7.4.320.0000.00616.51
7.4.300.0020.00516.58
7.4.290.0040.00416.59
7.4.280.0000.00816.49
7.4.270.0070.00016.46
7.4.260.0030.00416.39
7.4.250.0030.00616.51
7.4.240.0050.00316.50
7.4.230.0030.00316.48
7.4.220.0000.00916.52
7.4.210.0060.00916.53
7.4.200.0040.00416.62
7.4.160.0100.00616.58
7.4.140.0110.00617.86
7.4.130.0090.00916.42
7.4.120.0100.00716.45
7.4.110.0070.01016.45
7.4.100.0110.00516.61
7.4.90.0030.01416.58
7.4.80.0160.00419.39
7.4.70.0070.01116.59
7.4.60.0150.00316.38
7.4.50.0040.01216.54
7.4.40.0080.01116.40
7.4.00.0100.00715.14
7.3.330.0030.00313.29
7.3.320.0000.00613.16
7.3.310.0050.00316.17
7.3.300.0050.00216.27
7.3.290.0000.00716.25
7.3.280.0090.00516.33
7.3.260.0100.00716.53
7.3.240.0100.00716.53
7.3.230.0130.00716.55
7.3.210.0040.01316.35
7.3.200.0090.00916.35
7.3.190.0110.00416.38
7.3.180.0060.00916.44
7.3.170.0030.01616.55
7.3.160.0030.01316.50
7.3.120.0100.01015.05
7.3.110.0100.00715.04
7.3.100.0060.01214.55
7.3.90.0040.01414.69
7.3.80.0060.00814.75
7.3.70.0090.00014.65
7.3.60.0130.00314.89
7.3.50.0060.00314.70
7.3.40.0070.00714.89
7.3.30.0040.00814.45
7.3.20.0090.00616.68
7.3.10.0060.00916.42
7.3.00.0070.01016.40
7.2.330.0070.01716.69
7.2.320.0040.01816.78
7.2.310.0100.00716.46
7.2.300.0070.01016.50
7.2.290.0160.00616.42
7.2.250.0130.00615.31
7.2.240.0140.00314.69
7.2.230.0090.00615.27
7.2.220.0130.00015.28
7.2.210.0030.01215.22
7.2.200.0060.00915.06
7.2.190.0060.01215.01
7.2.180.0070.01015.00
7.2.170.0000.01514.91
7.2.70.0220.01115.00
7.2.60.0260.00714.70
7.2.50.0200.01415.14
7.2.40.0210.01115.06
7.2.30.0270.00315.17
7.2.20.0290.00314.89
7.2.10.0240.01015.03
7.2.00.1950.00914.72
7.1.330.0000.01415.85
7.1.320.0110.00015.75
7.1.310.0040.01415.52
7.1.300.0030.00615.74
7.1.290.0070.00715.90
7.1.280.0060.00915.47
7.1.270.0060.00315.67
7.1.260.0000.01515.80
7.1.200.0070.00815.69
7.1.170.0250.00613.87
7.1.160.0210.00913.80
7.1.150.0200.01113.98
7.1.140.0180.01214.00
7.1.130.0290.00913.95
7.1.120.0460.00713.75
7.1.110.0190.00613.89
7.1.100.0180.00913.92
7.1.90.0240.01013.90
7.1.80.0210.01214.06
7.1.70.0150.01513.89
7.1.60.0480.01031.56
7.1.50.0390.01631.80
7.1.40.0440.01331.82
7.1.30.0330.01831.79
7.1.20.0500.00731.65
7.1.10.0240.00813.66
7.1.00.0220.00613.89

preferences:
58.34 ms | 401 KiB | 5 Q