3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [0 => 1, 1=>3, 2=> 6]; print_r($a); $o = new stdClass(); foreach($a as $key => $value){ $o->$key = $value; } $a = (array)$o; print_r($a); foreach ($a as $key => $id) { unset($a[$key]); } print_r($a);

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)
8.4.120.0120.00822.64
8.4.110.0100.01022.48
8.4.100.0150.00617.56
8.4.90.0090.00818.65
8.4.80.0120.00817.64
8.4.70.0060.00317.52
8.4.60.0140.00817.74
8.4.50.0080.00820.51
8.4.40.0070.01317.77
8.4.30.0150.00417.45
8.4.20.0100.01020.54
8.4.10.0000.00917.75
8.3.250.0050.00319.05
8.3.240.0100.00816.56
8.3.230.0080.00816.38
8.3.220.0110.01017.09
8.3.210.0070.00216.63
8.3.200.0050.00416.47
8.3.190.0080.01217.08
8.3.180.0120.00716.53
8.3.170.0160.00318.86
8.3.160.0140.00417.17
8.3.150.0030.00519.07
8.3.140.0000.00816.68
8.3.130.0030.00616.86
8.3.120.0060.00920.44
8.3.110.0120.00616.47
8.3.100.0060.00318.45
8.3.90.0080.00018.68
8.3.80.0030.00718.30
8.3.70.0120.00818.31
8.3.60.0110.00718.43
8.3.50.0080.00716.59
8.3.40.0070.01018.62
8.3.30.0150.00318.56
8.3.20.0040.00420.34
8.3.10.0030.00623.55
8.3.00.0030.00519.85
8.2.290.0080.00920.36
8.2.280.0110.00816.68
8.2.270.0060.00320.32
8.2.260.0060.00316.95
8.2.250.0040.00418.38
8.2.240.0040.01216.66
8.2.230.0050.00520.94
8.2.220.0030.00624.06
8.2.210.0050.00326.77
8.2.200.0100.00018.29
8.2.190.0070.00716.58
8.2.180.0040.01116.38
8.2.170.0060.00922.96
8.2.160.0100.00320.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00020.95
8.2.120.0040.00426.35
8.2.110.0030.00621.13
8.2.100.0040.00718.09
8.2.90.0030.00518.34
8.2.80.0000.00917.97
8.2.70.0040.00418.05
8.2.60.0030.00618.22
8.2.50.0050.00518.10
8.2.40.0040.00422.01
8.2.30.0030.00319.41
8.2.20.0040.00418.01
8.2.10.0040.00417.97
8.2.00.0040.00418.24
8.1.330.0100.00823.77
8.1.320.0090.01016.27
8.1.310.0120.00616.73
8.1.300.0070.00718.26
8.1.290.0040.00418.88
8.1.280.0040.01125.92
8.1.270.0060.00323.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0080.00417.83
8.1.230.0080.00420.99
8.1.220.0040.00417.79
8.1.210.0000.00918.77
8.1.200.0090.00017.22
8.1.190.0030.00617.23
8.1.180.0000.00818.96
8.1.170.0060.00318.60
8.1.160.0070.00018.88
8.1.150.0030.00320.16
8.1.140.0040.00417.74
8.1.130.0000.00718.83
8.1.120.0000.00717.35
8.1.110.0000.00717.45
8.1.100.0020.00517.33
8.1.90.0040.00417.52
8.1.80.0030.00417.43
8.1.70.0000.00717.44
8.1.60.0060.00317.56
8.1.50.0040.00717.55
8.1.40.0040.00417.47
8.1.30.0040.00417.66
8.1.20.0050.00217.55
8.1.10.0000.00817.49
8.1.00.0040.00417.47
8.0.300.0060.00319.61
8.0.290.0000.00816.75
8.0.280.0030.00318.43
8.0.270.0040.00417.18
8.0.260.0060.00016.85
8.0.250.0070.00016.96
8.0.240.0040.00416.98
8.0.230.0100.00016.96
8.0.220.0000.00716.90
8.0.210.0030.00316.89
8.0.200.0060.00316.91
8.0.190.0040.00416.95
8.0.180.0000.00716.80
8.0.170.0060.00316.82
8.0.160.0050.00316.86
8.0.150.0030.00616.74
8.0.140.0040.00416.84
8.0.130.0050.00013.24
8.0.120.0080.00016.75
8.0.110.0040.00416.80
8.0.100.0000.00716.69
8.0.90.0050.00216.88
8.0.80.0040.01116.91
8.0.70.0000.00716.95
8.0.60.0040.00416.93
8.0.50.0050.00216.81
8.0.30.0120.00717.08
8.0.20.0090.01117.40
8.0.10.0030.00316.96
8.0.00.0140.01216.93
7.4.330.0000.00415.55
7.4.320.0060.00016.60
7.4.300.0030.00316.55
7.4.290.0030.00316.56
7.4.280.0040.00416.53
7.4.270.0070.00016.59
7.4.260.0030.00316.55
7.4.250.0070.00016.45
7.4.240.0070.00016.54
7.4.230.0040.00416.30
7.4.220.0040.00416.34
7.4.210.0100.00716.61
7.4.200.0070.00016.47
7.4.160.0120.00416.52
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0060.01216.58
7.4.120.0090.01116.57
7.4.110.0110.00516.29
7.4.100.0190.00316.40
7.4.90.0070.01016.48
7.4.80.0140.00319.39
7.4.70.0090.01116.55
7.4.60.0100.00716.49
7.4.50.0100.00616.36
7.4.40.0060.01116.61
7.4.00.0000.01015.14
7.3.330.0060.00013.13
7.3.320.0030.00312.98
7.3.310.0070.00016.32
7.3.300.0040.00416.28
7.3.290.0060.00916.26
7.3.280.0100.00716.28
7.3.270.0230.01917.40
7.3.260.0120.00616.27
7.3.250.0050.01216.47
7.3.240.0070.01216.37
7.3.230.0150.00316.26
7.3.210.0080.00816.62
7.3.200.0070.01016.29
7.3.190.0060.00916.29
7.3.180.0130.00316.42
7.3.170.0060.01016.46
7.3.160.0120.00316.21
7.3.120.0070.00414.73
7.3.110.0080.00414.82
7.3.100.0100.00014.71
7.3.90.0070.00014.50
7.3.80.0030.01314.56
7.3.70.0060.00314.66
7.3.60.0060.00914.71
7.3.50.0000.01514.56
7.3.40.0030.01414.91
7.3.30.0030.01014.41
7.3.20.0000.01416.63
7.3.10.0030.00716.71
7.3.00.0080.00616.47
7.2.330.0070.01016.68
7.2.320.0130.00316.66
7.2.310.0060.01016.48
7.2.300.0050.01116.59
7.2.290.0110.00516.68
7.2.240.0040.00814.99
7.2.230.0030.00615.13
7.2.220.0000.01014.79
7.2.210.0060.00315.33
7.2.200.0030.01014.96
7.2.190.0030.00715.04
7.2.180.0030.00715.05
7.2.170.0000.01515.08
7.2.160.0120.00414.90
7.2.150.0000.01316.59
7.2.140.0090.00616.62
7.2.130.0080.00816.81
7.2.120.0040.00616.92
7.2.110.0070.00516.73
7.2.100.0050.00716.92
7.2.90.0050.00616.92
7.2.80.0050.00816.86
7.2.70.0110.00416.89
7.2.60.0060.00516.84
7.2.50.0050.00716.87
7.2.40.0060.00816.97
7.2.30.0060.00916.99
7.2.20.0360.00917.38
7.2.10.0200.00817.24
7.2.00.0170.00917.46
7.1.330.0090.00315.49
7.1.320.0000.01015.69
7.1.310.0060.00615.68
7.1.300.0030.00915.51
7.1.290.0040.00415.61
7.1.280.0120.00615.80
7.1.270.0070.00715.87
7.1.260.0060.00315.79
7.1.250.0100.00515.60
7.1.240.0080.00415.86
7.1.230.0080.00815.88
7.1.220.0060.00315.46
7.1.210.0060.00315.69
7.1.200.0070.00315.87
7.1.190.0000.01215.67
7.1.180.0100.00315.47
7.1.170.0030.00915.80
7.1.160.0090.00615.66
7.1.150.0030.00615.70
7.1.140.0230.00816.47
7.1.130.0330.00816.31
7.1.120.0260.00816.52
7.1.110.0220.00816.02
7.1.100.0200.00615.92
7.1.90.0320.00815.99
7.1.80.0290.00915.79
7.1.70.0280.00615.43
7.1.60.0350.01427.40
7.1.50.0330.00927.29
7.1.40.0460.00827.08
7.1.30.0500.01626.94
7.1.20.0400.01126.99
7.1.10.0340.00815.14
7.1.00.0330.00715.34
7.0.330.0030.00515.40
5.6.380.0140.00314.65

preferences:
27.67 ms | 403 KiB | 5 Q