3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array ( 0 => array( 0 => "a" ), 1 => array( 0 => "b", 1 => "c" ), "a" => array( "b" => "d" ) ); echo "<pre>"; print_r($arr); foreach($arr as $key=>$val){ if(is_array($val) && count($val) == 1){ $arr[$key] = array_shift($val); } } echo "<pre>"; print_r($arr);

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)
8.3.60.0100.01016.50
8.3.50.0140.00018.30
8.3.40.0060.00918.58
8.3.30.0090.00618.81
8.3.20.0040.00420.34
8.3.10.0040.00421.79
8.3.00.0030.00521.65
8.2.180.0040.01225.92
8.2.170.0080.00819.04
8.2.160.0070.00721.05
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00020.51
8.2.120.0040.00426.16
8.2.110.0040.00422.13
8.2.100.0000.01117.92
8.2.90.0080.00019.20
8.2.80.0000.00817.97
8.2.70.0040.00417.59
8.2.60.0040.00417.76
8.2.50.0060.00318.10
8.2.40.0040.00422.15
8.2.30.0000.00721.08
8.2.20.0040.00418.21
8.2.10.0040.00418.15
8.2.00.0030.00318.27
8.1.280.0110.00725.92
8.1.270.0080.00023.99
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0070.00324.01
8.1.230.0040.00720.62
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0080.00017.52
8.1.180.0050.00218.10
8.1.170.0000.00820.19
8.1.160.0030.00518.81
8.1.150.0000.00720.13
8.1.140.0050.00319.64
8.1.130.0000.00717.38
8.1.120.0070.00017.49
8.1.110.0000.00717.38
8.1.100.0030.00517.34
8.1.90.0000.00917.35
8.1.80.0030.00517.35
8.1.70.0000.00717.34
8.1.60.0050.00217.54
8.1.50.0050.00317.41
8.1.40.0070.00017.53
8.1.30.0060.00317.60
8.1.20.0040.00417.61
8.1.10.0000.00717.50
8.1.00.0040.00417.48
8.0.300.0050.00218.77
8.0.290.0030.00616.58
8.0.280.0000.00718.43
8.0.270.0060.00317.18
8.0.260.0000.00716.85
8.0.250.0050.00316.93
8.0.240.0040.00416.94
8.0.230.0040.00416.96
8.0.220.0000.00716.91
8.0.210.0070.00016.79
8.0.200.0030.00317.00
8.0.190.0030.00616.84
8.0.180.0040.00416.80
8.0.170.0000.00716.93
8.0.160.0030.00316.91
8.0.150.0000.00716.87
8.0.140.0030.00316.77
8.0.130.0000.00513.34
8.0.120.0050.00316.81
8.0.110.0000.00716.77
8.0.100.0000.00816.89
8.0.90.0050.00216.93
8.0.80.0090.00616.78
8.0.70.0000.00816.88
8.0.60.0040.00416.78
8.0.50.0000.00716.76
8.0.30.0110.00816.88
8.0.20.0110.00917.40
8.0.10.0040.00417.05
8.0.00.0040.01316.80
7.4.330.0030.00315.55
7.4.320.0000.00616.61
7.4.300.0000.00616.51
7.4.290.0030.00316.50
7.4.280.0030.00516.59
7.4.270.0040.00416.53
7.4.260.0070.00016.49
7.4.250.0040.00416.56
7.4.240.0040.00416.50
7.4.230.0070.00016.58
7.4.220.0120.00616.63
7.4.210.0120.00616.63
7.4.200.0070.00016.39
7.4.160.0060.01116.42
7.4.150.0150.00317.40
7.4.140.0110.01217.86
7.4.130.0100.00716.59
7.4.120.0100.01116.58
7.4.110.0090.00916.46
7.4.100.0080.00816.55
7.4.90.0100.00716.51
7.4.80.0090.01519.39
7.4.70.0130.00616.57
7.4.60.0100.00716.49
7.4.50.0070.00716.42
7.4.40.0060.00916.27
7.4.30.0060.01016.46
7.4.00.0000.01515.11
7.3.330.0000.00513.26
7.3.320.0050.00013.16
7.3.310.0070.00016.26
7.3.300.0000.00716.29
7.3.290.0040.01116.38
7.3.280.0100.01016.34
7.3.270.0080.00817.40
7.3.260.0160.00716.49
7.3.250.0090.00816.49
7.3.240.0090.00716.40
7.3.230.0170.00016.41
7.3.210.0090.00616.53
7.3.200.0090.00816.50
7.3.190.0030.01216.55
7.3.180.0110.00616.29
7.3.170.0080.00816.49
7.3.160.0120.00616.36
7.2.330.0100.00716.60
7.2.320.0090.00916.49
7.2.310.0070.01116.35
7.2.300.0110.01216.76
7.2.290.0080.01516.56
7.2.110.0330.00716.63
7.2.100.0150.00516.66
7.2.90.0100.00516.70
7.2.80.0160.00616.79
7.2.70.0160.01616.63
7.2.60.0100.00516.93
7.2.50.0080.00416.80
7.2.40.0140.00617.00
7.2.30.0130.00016.80
7.2.20.0090.00617.07
7.2.10.0230.00816.84
7.2.00.0170.00016.61
7.1.230.0100.00315.89
7.1.220.0190.00315.84
7.1.210.0200.00415.80
7.1.200.0050.00715.60
7.1.190.0070.00415.89
7.1.180.0120.00316.05
7.1.170.0070.00415.84
7.1.160.0130.00015.82
7.1.150.0080.00815.82
7.1.140.0080.00815.61
7.1.130.0080.00815.68
7.1.120.0040.00915.95
7.1.110.0120.00515.70
7.1.100.0070.00715.59
7.1.90.0110.00515.85
7.1.80.0070.01015.90
7.1.70.0100.00616.55
7.1.60.0060.00816.55
7.1.50.0180.00015.90
7.1.40.0190.00925.31
7.1.30.0160.01025.34
7.1.20.0100.01225.26
7.1.10.0060.00916.18
7.1.00.0070.00816.18
7.0.310.0260.00715.11
7.0.300.0140.00015.34
7.0.290.0090.00915.42
7.0.280.0040.00915.49
7.0.270.0050.00915.11
7.0.260.0080.00415.44
7.0.250.0290.00415.34
7.0.240.0070.00715.53
7.0.230.0050.00915.60
7.0.220.0090.00915.46
7.0.210.0490.00715.61
7.0.200.0080.01016.06
7.0.190.0240.00015.44
7.0.180.0070.00815.75
7.0.170.0110.00215.71
7.0.160.0100.00715.79
7.0.150.0030.01215.85
7.0.140.0060.01115.90
7.0.130.0030.01016.14
7.0.120.0060.00916.10
7.0.110.0060.00515.85
7.0.100.0030.01215.85
7.0.90.0040.01015.83
7.0.80.0210.01215.81
7.0.70.0060.01015.86
7.0.60.0040.01115.84
7.0.50.0050.00915.78
7.0.40.0050.00615.01
7.0.30.0040.00815.06
7.0.20.0090.00314.99
7.0.10.0050.01015.02
7.0.00.0100.00514.76
5.6.380.0100.00314.56

preferences:
33.02 ms | 400 KiB | 5 Q