3v4l.org

run code in 300+ PHP versions simultaneously
<?php function &foo() { $x = array(1,2,3); yield $x; echo "Gen: "; var_dump($x); $x[] = 99; return $x; } $rets = array(); $gen = foo(); foreach ($gen as &$val) { var_dump($val); $val[] = 42; $rets[] =& $val; } $rv =& $gen->getReturn(); var_dump($rv); $rets[0][] = 100; var_dump($rv); $rv[] = 200; var_dump($rv); var_dump($gen->getReturn()); var_dump($rets);

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)
8.3.60.0040.01818.56
8.3.50.0120.00921.30
8.3.40.0110.00718.85
8.3.30.0000.01518.80
8.3.20.0040.00420.33
8.3.10.0080.00021.64
8.3.00.0000.00818.05
8.2.180.0090.00918.67
8.2.170.0070.01122.96
8.2.160.0100.00720.38
8.2.150.0000.00825.66
8.2.140.0030.00624.66
8.2.130.0050.00326.16
8.2.120.0060.00317.63
8.2.110.0030.00722.21
8.2.100.0090.00319.48
8.2.90.0030.00519.22
8.2.80.0040.00417.97
8.2.70.0030.00617.75
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0040.00419.46
8.2.30.0030.00622.28
8.2.20.0030.00517.82
8.2.10.0040.00418.18
8.2.00.0050.00318.05
8.1.280.0090.00625.92
8.1.270.0140.00723.77
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.48
8.1.230.0040.00817.48
8.1.220.0080.00017.74
8.1.210.0050.00518.77
8.1.200.0060.00317.25
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0030.00618.65
8.1.160.0000.00721.91
8.1.150.0070.00018.89
8.1.140.0080.00017.33
8.1.130.0000.00717.68
8.1.120.0000.00717.52
8.1.110.0000.00717.46
8.1.100.0000.00717.45
8.1.90.0000.00817.52
8.1.80.0000.00717.49
8.1.70.0030.00317.48
8.1.60.0030.00617.62
8.1.50.0000.00917.54
8.1.40.0040.00417.58
8.1.30.0040.00417.70
8.1.20.0050.00317.66
8.1.10.0040.00417.54
8.1.00.0040.00417.54
8.0.300.0000.00818.84
8.0.290.0050.00216.75
8.0.280.0000.00718.48
8.0.270.0070.00017.24
8.0.260.0040.00417.34
8.0.250.0050.00316.95
8.0.240.0000.00817.04
8.0.230.0030.00516.94
8.0.220.0000.00816.91
8.0.210.0040.00416.86
8.0.200.0000.00717.01
8.0.190.0030.00617.04
8.0.180.0040.00416.99
8.0.170.0030.00617.00
8.0.160.0080.00016.91
8.0.150.0080.00016.88
8.0.140.0040.00416.95
8.0.130.0000.00613.49
8.0.120.0000.00916.84
8.0.110.0030.00517.05
8.0.100.0080.00016.85
8.0.90.0040.00416.89
8.0.80.0060.00916.93
8.0.70.0000.00716.86
8.0.60.0030.00516.90
8.0.50.0040.00416.96
8.0.30.0070.01417.20
8.0.20.0120.00717.40
8.0.10.0070.00016.92
8.0.00.0120.00616.77
7.4.330.0000.00615.08
7.4.320.0030.00316.51
7.4.300.0030.00316.61
7.4.290.0000.00716.63
7.4.280.0000.00716.54
7.4.270.0070.00016.64
7.4.260.0040.00416.50
7.4.250.0000.00716.57
7.4.240.0000.00716.52
7.4.230.0000.00716.65
7.4.220.0130.00616.66
7.4.210.0000.01516.40
7.4.200.0000.00716.58
7.4.160.0110.00616.80
7.4.150.0220.01617.40
7.4.140.0130.00917.86
7.4.130.0120.01016.38
7.4.120.0090.00916.47
7.4.110.0100.00716.43
7.4.100.0140.00916.61
7.4.90.0160.00816.46
7.4.80.0170.00619.39
7.4.70.0210.02716.60
7.4.60.0110.00716.60
7.4.50.0040.00416.53
7.4.40.0070.01116.50
7.4.30.0170.00316.50
7.4.00.0070.01015.28
7.3.330.0000.00613.50
7.3.320.0030.00313.52
7.3.310.0070.00016.30
7.3.300.0030.00516.37
7.3.290.0080.01216.42
7.3.280.0130.00816.46
7.3.270.0090.00917.40
7.3.260.0120.00616.67
7.3.250.0100.00916.54
7.3.240.0150.01316.50
7.3.230.0100.00716.63
7.3.210.0130.00616.61
7.3.200.0080.01116.45
7.3.190.0060.01216.46
7.3.180.0030.01316.54
7.3.170.0060.01116.50
7.3.160.0160.00016.50
7.3.10.0100.00416.72
7.3.00.0030.00916.68
7.2.330.0060.01216.53
7.2.320.0150.00916.72
7.2.310.0060.01216.77
7.2.300.0110.00816.77
7.2.290.0150.00816.66
7.2.130.0120.00516.96
7.2.120.0060.00717.00
7.2.110.0100.00916.77
7.2.100.0090.00716.99
7.2.90.0030.01116.91
7.2.80.0050.00916.95
7.2.70.0100.00616.90
7.2.60.0070.00616.97
7.2.50.0050.00816.88
7.2.40.0080.00316.89
7.2.30.0050.00817.00
7.2.20.0090.00816.97
7.2.10.0060.00616.96
7.2.00.0080.00817.83
7.1.250.0050.01015.80
7.1.200.0070.00315.77
7.1.100.0080.00817.72
7.1.70.0000.00717.20
7.1.60.0070.01719.19
7.1.50.0070.01816.98
7.1.00.0070.07322.44
7.0.200.0130.00316.84
7.0.60.0170.03719.84
7.0.50.0070.08317.90
7.0.40.0070.05020.25
7.0.30.0370.07320.06
7.0.20.0200.04320.16
7.0.10.0070.04020.22
7.0.00.0070.04320.09
5.6.280.0030.07020.91
5.6.210.0030.04020.63
5.6.200.0100.04018.18
5.6.190.0130.07320.39
5.6.180.0400.06720.77
5.6.170.0270.08320.51
5.6.160.0100.08720.54
5.6.150.0030.08318.19
5.6.140.0000.04318.18
5.6.130.0070.08718.17
5.6.120.0100.08320.96
5.6.110.0030.04021.02
5.6.100.0100.08020.98
5.6.90.0070.08321.13
5.6.80.0000.08720.38
5.5.350.0170.04320.33
5.5.340.0130.06717.97
5.5.330.0070.06720.30
5.5.320.0230.04320.27
5.5.310.0470.06320.32
5.5.300.0070.08318.03
5.5.290.0030.05318.04
5.5.280.0200.05720.93
5.5.270.0070.08320.63
5.5.260.0130.08020.79
5.5.250.0100.05720.58
5.5.240.0000.08320.24
5.4.450.0200.07319.39
5.4.440.0200.07019.48
5.4.430.0200.05019.46
5.4.420.0130.06019.16
5.4.410.0230.07019.46
5.4.400.0070.06018.88
5.4.390.0170.07319.06
5.4.380.0230.05319.26
5.4.370.0230.04718.84
5.4.360.0170.06019.29
5.4.350.0330.04719.28
5.4.340.0230.05019.22
5.4.320.0170.05318.84
5.4.310.0230.05019.26
5.4.300.0100.05719.01
5.4.290.0170.06719.26
5.4.280.0170.07719.11
5.4.270.0170.05019.17
5.4.260.0230.04318.87
5.4.250.0230.05018.83
5.4.240.0130.05719.22
5.4.230.0300.05318.87
5.4.220.0100.06019.25
5.4.210.0100.05719.25
5.4.200.0230.04319.25
5.4.190.0130.05319.29
5.4.180.0370.05319.29
5.4.170.0300.05718.86
5.4.160.0130.05319.11
5.4.150.0230.04319.23
5.4.140.0170.05016.56
5.4.130.0100.06016.32
5.4.120.0100.05316.60
5.4.110.0070.06016.52
5.4.100.0130.05316.60
5.4.90.0100.05016.64
5.4.80.0130.04716.56
5.4.70.0300.04716.43
5.4.60.0230.03016.26
5.4.50.0230.03316.53
5.4.40.0170.03716.54
5.4.30.0230.06016.48
5.4.20.0370.05716.43
5.4.10.0430.04316.55

preferences:
53.9 ms | 401 KiB | 5 Q