3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $val = 'foo'; $obj->prop = &$val; var_dump($obj->prop);

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)
8.3.60.0120.00618.43
8.3.50.0070.00716.48
8.3.40.0120.00618.63
8.3.30.0140.00418.71
8.3.20.0000.00818.50
8.3.10.0080.00023.71
8.3.00.0070.00021.60
8.2.180.0070.00716.38
8.2.170.0090.00622.96
8.2.160.0100.00319.33
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00421.12
8.2.120.0070.00026.35
8.2.110.0100.00720.93
8.2.100.0070.00417.66
8.2.90.0000.00817.72
8.2.80.0000.00817.97
8.2.70.0060.00317.91
8.2.60.0000.00818.22
8.2.50.0030.00518.10
8.2.40.0040.00419.23
8.2.30.0000.00720.63
8.2.20.0040.00418.04
8.2.10.0030.00618.30
8.2.00.0040.00419.36
8.1.280.0130.00925.92
8.1.270.0050.00324.66
8.1.260.0000.00926.35
8.1.250.0080.00028.09
8.1.240.0030.00623.84
8.1.230.0120.00620.73
8.1.220.0000.00817.74
8.1.210.0070.00318.77
8.1.200.0030.00717.35
8.1.190.0060.00317.10
8.1.180.0000.00718.10
8.1.170.0030.00518.66
8.1.160.0070.00018.81
8.1.150.0070.00018.69
8.1.140.0000.00818.82
8.1.130.0040.00417.43
8.1.120.0000.00817.42
8.1.110.0040.00417.32
8.1.100.0030.00717.38
8.1.90.0000.00717.39
8.1.80.0070.00017.36
8.1.70.0040.00417.28
8.1.60.0030.00517.52
8.1.50.0070.00017.34
8.1.40.0000.00717.43
8.1.30.0030.00617.59
8.1.20.0040.00417.41
8.1.10.0040.00417.49
8.1.00.0080.00017.41
8.0.300.0040.00419.41
8.0.290.0000.00916.75
8.0.280.0000.00718.36
8.0.270.0030.00317.20
8.0.260.0000.00716.71
8.0.250.0000.00716.93
8.0.240.0040.00416.80
8.0.230.0070.00016.86
8.0.220.0000.00716.78
8.0.210.0040.00416.88
8.0.200.0000.00716.93
8.0.190.0040.00416.84
8.0.180.0030.00516.77
8.0.170.0060.00316.85
8.0.160.0040.00416.75
8.0.150.0030.00616.76
8.0.140.0040.00416.67
8.0.130.0000.00813.27
8.0.120.0080.00016.74
8.0.110.0080.00016.86
8.0.100.0000.00716.76
8.0.90.0050.00216.66
8.0.80.0080.01116.79
8.0.70.0000.00716.86
8.0.60.0040.00416.62
8.0.50.0040.00416.61
8.0.30.0100.00716.89
8.0.20.0120.00617.40
8.0.10.0040.00416.79
8.0.00.0100.00716.67
7.4.330.0050.00015.55
7.4.320.0030.00316.54
7.4.300.0000.00616.44
7.4.290.0000.00716.57
7.4.280.0000.00716.43
7.4.270.0080.00416.34
7.4.260.0070.00016.55
7.4.250.0040.00416.29
7.4.240.0060.00316.34
7.4.230.0070.00016.55
7.4.220.0000.00816.22
7.4.210.0070.01216.46
7.4.200.0000.00716.43
7.4.160.0070.00816.28
7.4.140.0100.01017.86
7.4.130.0080.01216.42
7.4.120.0100.00816.43
7.4.110.0210.00216.45
7.4.100.0100.00716.44
7.4.90.0140.00316.32
7.4.80.0060.01119.39
7.4.70.0130.00716.31
7.4.60.0000.01616.36
7.4.50.0100.00316.30
7.4.40.0060.01116.30
7.4.00.0120.00415.01
7.3.330.0000.00512.93
7.3.320.0000.00513.01
7.3.310.0030.00316.27
7.3.300.0000.00716.09
7.3.290.0000.00716.21
7.3.280.0120.00416.16
7.3.260.0120.01016.28
7.3.240.0070.01016.32
7.3.230.0080.00816.30
7.3.210.0060.01216.26
7.3.200.0060.01516.25
7.3.190.0000.01616.10
7.3.180.0100.00716.19
7.3.170.0060.01216.25
7.3.160.0100.01316.28
7.2.330.0120.01216.16
7.2.320.0060.01316.87
7.2.310.0100.00716.30
7.2.300.0120.00316.60
7.2.290.0120.00616.67
7.2.90.1250.00614.41
7.2.80.1050.00314.52
7.2.70.1430.01014.68
7.2.60.0190.00614.81
7.2.50.1340.00714.71
7.2.40.1430.01015.04
7.2.30.0920.00014.71
7.2.20.1080.00614.70
7.2.10.1310.01014.71
7.2.00.1180.00315.06
7.1.210.1020.01313.53
7.1.200.0970.00713.90
7.1.190.1790.00313.80
7.1.180.1560.00313.66
7.1.170.1340.01313.66
7.1.160.1250.00613.99
7.1.150.0720.00713.62
7.1.140.1080.00313.75
7.1.130.1560.00013.66
7.1.120.1470.00313.61
7.1.110.1230.01013.24
7.1.100.1680.00613.64
7.1.90.1660.00313.98
7.1.80.1260.01013.81
7.1.70.0860.00714.06
7.1.60.1610.00731.48
7.1.50.1710.00331.83
7.1.40.2150.01631.93
7.1.30.2280.01031.61
7.1.20.1740.00331.93
7.1.10.1970.01013.86
7.1.00.1220.00013.49

preferences:
59.5 ms | 400 KiB | 5 Q