3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Blabla { } function &getClassByMe($name) { static $instance = array(); if (isset($instance[$name])) { return $instance[$name]; } $instance['$name'] = new $name; return $instance[$name]; } $aa =& getClassByMe('Blabla');

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)
8.3.60.0070.00718.15
8.3.50.0270.00716.26
8.3.40.0110.00418.70
8.3.30.0040.01118.74
8.3.20.0000.00819.10
8.3.10.0070.00020.86
8.3.00.0000.00823.57
8.2.180.0070.01116.38
8.2.170.0180.00322.96
8.2.160.0110.00320.27
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00021.18
8.2.120.0080.00026.35
8.2.110.0060.00321.05
8.2.100.0060.00619.75
8.2.90.0080.00319.22
8.2.80.0080.00017.97
8.2.70.0080.00018.05
8.2.60.0060.00318.05
8.2.50.0000.00918.10
8.2.40.0080.00319.18
8.2.30.0050.00319.40
8.2.20.0070.00418.14
8.2.10.0040.00418.02
8.2.00.0030.00319.47
8.1.280.0090.00625.92
8.1.270.0050.00324.01
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00321.29
8.1.230.0070.00418.93
8.1.220.0030.00617.76
8.1.210.0060.00318.77
8.1.200.0070.00317.13
8.1.190.0030.00517.35
8.1.180.0000.00918.10
8.1.170.0060.00318.52
8.1.160.0000.00718.93
8.1.150.0050.00318.80
8.1.140.0040.00417.69
8.1.130.0000.00719.11
8.1.120.0060.00317.36
8.1.110.0030.00517.42
8.1.100.0000.00717.29
8.1.90.0000.00817.39
8.1.80.0040.00417.38
8.1.70.0040.00417.39
8.1.60.0000.00717.63
8.1.50.0000.00817.52
8.1.40.0080.00017.53
8.1.30.0050.00317.66
8.1.20.0000.00817.58
8.1.10.0040.00417.57
8.1.00.0030.00517.48
8.0.300.0000.00818.77
8.0.290.0110.00016.75
8.0.280.0030.00318.36
8.0.270.0030.00317.29
8.0.260.0030.00317.18
8.0.250.0040.00416.93
8.0.240.0070.00016.95
8.0.230.0030.00316.95
8.0.220.0000.00716.86
8.0.210.0030.00316.92
8.0.200.0030.00316.92
8.0.190.0060.00316.77
8.0.180.0040.00416.86
8.0.170.0040.00416.90
8.0.160.0050.00316.77
8.0.150.0050.00316.71
8.0.140.0000.00716.82
8.0.130.0030.00313.25
8.0.120.0070.00016.84
8.0.110.0040.00416.86
8.0.100.0000.00716.66
8.0.90.0040.00416.89
8.0.80.0090.01216.90
8.0.70.0000.00816.68
8.0.60.0000.00716.70
8.0.50.0000.00716.76
8.0.30.0110.00817.22
8.0.20.0110.00817.40
8.0.10.0030.00617.01
8.0.00.0110.00716.72
7.4.330.0050.00015.55
7.4.320.0000.00716.53
7.4.300.0060.00016.64
7.4.290.0000.00816.49
7.4.280.0000.00816.61
7.4.270.0030.00316.44
7.4.260.0000.00716.46
7.4.250.0070.00016.52
7.4.240.0030.00316.48
7.4.230.0030.00316.57
7.4.220.0040.00416.66
7.4.210.0050.01016.58
7.4.200.0030.00516.54
7.4.160.0090.00716.49
7.4.140.0120.00917.86
7.4.130.0100.00716.39
7.4.120.0090.01016.54
7.4.110.0140.00316.46
7.4.100.0070.01416.55
7.4.90.0080.01116.32
7.4.80.0090.01419.39
7.4.70.0110.00516.37
7.4.60.0100.01016.38
7.4.50.0000.01216.59
7.4.40.0120.00616.42
7.4.00.0040.00915.03
7.3.330.0060.00013.43
7.3.320.0050.00013.22
7.3.310.0040.00416.37
7.3.300.0000.00716.39
7.3.290.0000.00716.27
7.3.280.0090.00616.33
7.3.260.0110.00716.49
7.3.240.0070.00916.39
7.3.230.0140.00616.37
7.3.210.0120.00916.11
7.3.200.0090.00916.64
7.3.190.0090.00916.25
7.3.180.0080.00816.54
7.3.170.0100.00616.52
7.3.160.0090.01416.46
7.3.120.0030.01614.85
7.3.110.0140.00314.86
7.3.100.0000.01414.89
7.3.90.0040.01114.38
7.3.80.0080.00815.09
7.3.70.0110.00414.77
7.3.60.0070.00714.86
7.3.50.0030.01014.54
7.3.40.0070.00414.70
7.3.30.0000.01514.76
7.3.20.0070.00716.72
7.3.10.0090.00316.70
7.3.00.0030.00916.43
7.2.330.0100.01016.26
7.2.320.0150.00316.46
7.2.310.0060.01316.53
7.2.300.0070.01016.33
7.2.290.0160.00816.74
7.2.250.0070.00714.87
7.2.240.0070.01314.98
7.2.230.0070.00714.88
7.2.220.0040.01114.89
7.2.210.0080.00814.77
7.2.200.0040.01515.18
7.2.190.0070.01014.67
7.2.180.0100.00314.85
7.2.170.0070.01015.11
7.2.70.0330.01015.12
7.2.60.0610.00315.13
7.2.50.0350.01414.99
7.2.40.0530.01014.86
7.2.30.0930.00314.87
7.2.20.0430.00414.88
7.2.10.1120.00714.93
7.2.00.0280.01315.00
7.1.330.0090.00415.94
7.1.320.0060.00615.77
7.1.310.0120.00315.50
7.1.300.0100.00715.63
7.1.290.0080.00315.40
7.1.280.0150.00315.50
7.1.270.0040.01415.61
7.1.260.0140.00015.85
7.1.200.0100.00615.62
7.1.170.0340.00713.88
7.1.160.0410.00614.00
7.1.150.0510.01113.82
7.1.140.0600.01113.77
7.1.130.0500.00613.93
7.1.120.0340.00313.77
7.1.110.0320.00614.02
7.1.100.0290.01014.00
7.1.90.0340.00913.61
7.1.80.0730.01214.09
7.1.70.0330.01113.93
7.1.60.0650.00331.99
7.1.50.0630.01031.80
7.1.40.0630.01332.11
7.1.30.0620.01631.80
7.1.20.0600.01031.90
7.1.10.0420.00613.88
7.1.00.0380.00413.86

preferences:
61.2 ms | 400 KiB | 5 Q