3v4l.org

run code in 300+ PHP versions simultaneously
<?php class c { var $v = 'none'; } function cf(&$c, $v) { $c->v = $v; } $c = new c(); $c1 = $c; cf($c, '123'); var_dump($c); var_dump($c1); //output php5 //php5 fix output $c1 to '123', $c2 to 'none' //output php4, fix capbility //php4 fix output $c1 to '123', $c2 to 'none'

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)
8.3.60.0110.00716.75
8.3.50.0100.01217.68
8.3.40.0140.00718.60
8.3.30.0100.01018.59
8.3.20.0040.00418.69
8.3.10.0040.00420.39
8.3.00.0090.00019.20
8.2.180.0090.00616.50
8.2.170.0120.00322.96
8.2.160.0070.01020.39
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00826.16
8.2.120.0040.00420.88
8.2.110.0030.00720.92
8.2.100.0080.00417.78
8.2.90.0000.00819.20
8.2.80.0040.00419.27
8.2.70.0050.00317.36
8.2.60.0090.00017.91
8.2.50.0000.00818.07
8.2.40.0000.00718.00
8.2.30.0000.00717.87
8.2.20.0050.00317.55
8.2.10.0080.00017.53
8.2.00.0060.00317.67
8.1.280.0100.00725.92
8.1.270.0050.00324.66
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0070.01122.47
8.1.230.0110.00020.96
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0000.00817.30
8.1.180.0000.00818.10
8.1.170.0000.00818.77
8.1.160.0070.00018.73
8.1.150.0070.00018.61
8.1.140.0000.00817.38
8.1.130.0030.00317.80
8.1.120.0000.00817.36
8.1.110.0000.00817.26
8.1.100.0030.00417.42
8.1.90.0040.00417.39
8.1.80.0050.00317.28
8.1.70.0040.00417.35
8.1.60.0040.00417.59
8.1.50.0000.00817.40
8.1.40.0070.00017.54
8.1.30.0030.00517.63
8.1.20.0040.00417.53
8.1.10.0000.00817.57
8.1.00.0000.00817.50
8.0.300.0040.00419.98
8.0.290.0070.00016.63
8.0.280.0000.00818.43
8.0.270.0000.00717.18
8.0.260.0000.00618.34
8.0.250.0000.00716.88
8.0.240.0050.00316.76
8.0.230.0030.00316.84
8.0.220.0050.00316.84
8.0.210.0000.00816.73
8.0.200.0030.00316.79
8.0.190.0040.00416.87
8.0.180.0070.00016.82
8.0.170.0050.00316.82
8.0.160.0070.00016.78
8.0.150.0060.00316.84
8.0.140.0080.00016.69
8.0.130.0080.00013.18
8.0.120.0040.00416.67
8.0.110.0040.00416.88
8.0.100.0070.00016.68
8.0.90.0070.00016.78
8.0.80.0100.01016.78
8.0.70.0080.00016.71
8.0.60.0050.00316.86
8.0.50.0030.00616.75
8.0.30.0090.00917.02
8.0.20.0100.00917.02
8.0.10.0000.00716.73
8.0.00.0130.00516.81
7.4.330.0000.00512.95
7.4.320.0000.00816.52
7.4.300.0060.00016.58
7.4.290.0070.00016.42
7.4.280.0070.00016.61
7.4.270.0060.00016.45
7.4.260.0000.00613.32
7.4.250.0050.00316.62
7.4.240.0070.00016.41
7.4.230.0040.00416.48
7.4.220.0060.01116.54
7.4.210.0060.01116.50
7.4.200.0000.00716.29
7.4.190.0050.00216.66
7.4.160.0120.00616.38
7.4.150.0000.01816.56
7.4.140.0140.00316.36
7.4.130.0080.01016.52
7.4.120.0120.00816.54
7.4.110.0120.00616.45
7.4.100.0060.01116.25
7.4.90.0110.00716.49
7.4.80.0110.01119.39
7.4.70.0000.01716.41
7.4.60.0100.00716.57
7.4.50.0000.00816.29
7.4.40.0030.00916.22
7.4.30.0070.01016.47
7.4.00.0100.00614.89
7.3.330.0030.00313.21
7.3.320.0070.00013.32
7.3.310.0000.00716.34
7.3.300.0030.00316.26
7.3.290.0140.00016.37
7.3.280.0100.00716.38
7.3.270.0080.01116.62
7.3.260.0170.00016.48
7.3.250.0100.01116.53
7.3.240.0080.00816.36
7.3.230.0120.00416.43
7.3.210.0120.00616.45
7.3.200.0110.01216.25
7.3.190.0100.01116.22
7.3.180.0060.00916.38
7.3.170.0090.01216.28
7.3.160.0100.01316.52
7.3.120.0120.00314.77
7.2.330.0120.01316.71
7.2.320.0160.00716.63
7.2.310.0030.01716.49
7.2.300.0030.01316.24
7.2.290.0060.00916.56
7.2.00.0060.00619.06
7.1.200.0100.00315.71
7.1.100.0110.00417.93
7.1.70.0040.00417.20
7.1.60.0090.00319.40
7.1.50.0090.01317.07
7.1.00.0070.06322.37
7.0.200.0030.00516.73
7.0.140.0030.07722.15
7.0.120.0000.07022.02
7.0.60.0100.08719.93
7.0.50.0130.07717.89
7.0.40.0030.07720.20
7.0.30.0200.03720.25
7.0.20.0300.04320.19
7.0.10.0270.08720.21
7.0.00.0100.08020.15
5.6.280.0000.07721.11
5.6.210.0070.08020.51
5.6.200.0070.06318.23
5.6.190.0100.06320.77
5.6.180.0270.04320.39
5.6.170.0200.05720.39
5.6.160.0170.04720.41
5.6.150.0100.07718.21
5.6.140.0030.07718.24
5.6.130.0100.05718.27
5.6.120.0030.04020.97
5.6.110.0130.07721.14
5.6.100.0070.06721.11
5.6.90.0130.07721.00
5.6.80.0100.05020.48
5.5.350.0330.07020.38
5.5.340.0170.07018.09
5.5.330.0100.08020.27
5.5.320.0270.05320.41
5.5.310.0230.04720.51
5.5.300.0070.06718.08
5.5.290.0070.04717.97
5.5.280.0100.05720.90
5.5.270.0030.05320.76
5.5.260.0070.08320.81
5.5.250.0000.08720.69
5.5.240.0130.05320.12
5.4.450.0030.04019.31
5.4.440.0100.04019.49
5.4.430.0030.04019.18
5.4.420.0030.04019.19
5.4.410.0070.03319.30
5.4.400.0030.03719.25
5.4.390.0030.03719.20
5.4.380.0030.03718.92
5.4.370.0030.03718.85
5.4.360.0030.03718.86
5.4.350.0070.03318.88
5.4.340.0000.05019.24
5.4.320.0030.03718.92
5.4.310.0030.03719.12
5.4.300.0000.04319.14
5.4.290.0070.03318.92
5.4.280.0000.04019.00
5.4.270.0100.03019.00
5.4.260.0070.03319.24
5.4.250.0000.04019.17
5.4.240.0070.04319.14
5.4.230.0000.08318.84
5.4.220.0070.05319.23
5.4.210.0030.04718.92
5.4.200.0070.04018.92
5.4.190.0070.05719.19
5.4.180.0130.04018.84
5.4.170.0030.07718.84
5.4.160.0000.04719.06
5.4.150.0030.03719.18
5.4.140.0030.04716.59
5.4.130.0030.06316.37
5.4.120.0130.06316.42
5.4.110.0100.07316.47
5.4.100.0030.05716.44
5.4.90.0070.05716.48
5.4.80.0100.05316.46
5.4.70.0100.04016.44
5.4.60.0030.03716.32
5.4.50.0100.03016.38
5.4.40.0000.04016.25
5.4.30.0030.07316.27
5.4.20.0000.06016.34
5.4.10.0100.07016.36
5.4.00.0170.06715.85
5.3.290.0000.04014.82
5.3.280.0000.08014.59
5.3.270.0070.07714.77
5.3.260.0070.03314.61
5.3.250.0000.04014.62
5.3.240.0100.07014.63
5.3.230.0100.07014.65
5.3.220.0030.05314.61
5.3.210.0030.07714.52
5.3.200.0100.04014.59
5.3.190.0030.06314.55
5.3.180.0100.07014.57
5.3.170.0030.06714.44
5.3.160.0000.05314.55
5.3.150.0070.05714.61
5.3.140.0030.04014.55
5.3.130.0070.03714.43
5.3.120.0100.07314.46
5.3.110.0030.04014.61
5.3.100.0130.06714.06
5.3.90.0030.04014.07
5.3.80.0030.04014.16
5.3.70.0100.04314.09
5.3.60.0170.06313.95
5.3.50.0070.06014.11
5.3.40.0100.06714.00
5.3.30.0070.04313.95
5.3.20.0100.04313.85
5.3.10.0030.07313.60
5.3.00.0000.06713.59
5.2.170.0000.05011.21
5.2.160.0070.05711.15
5.2.150.0070.03011.20
5.2.140.0070.06011.14
5.2.130.0000.05011.00
5.2.120.0000.05011.11
5.2.110.0070.06311.16
5.2.100.0070.06311.18
5.2.90.0100.05711.11
5.2.80.0070.02711.10
5.2.70.0030.03011.14
5.2.60.0130.05311.02
5.2.50.0070.03711.04
5.2.40.0100.06011.04
5.2.30.0100.04010.92
5.2.20.0070.04310.96
5.2.10.0100.05310.86
5.2.00.0000.04710.77
5.1.60.0030.04710.04
5.1.50.0030.0279.91
5.1.40.0030.0239.93
5.1.30.0000.03010.38
5.1.20.0000.05710.24
5.1.10.0100.05310.13
5.1.00.0070.05710.11
5.0.50.0030.0478.52
5.0.40.0070.0408.55
5.0.30.0000.0478.20
5.0.20.0000.0278.10
5.0.10.0030.0238.11
5.0.00.0030.0338.14
4.4.90.0070.0177.88
4.4.80.0130.0207.88
4.4.70.0000.0377.88
4.4.60.0030.0377.88
4.4.50.0030.0377.88
4.4.40.0000.0407.88
4.4.30.0030.0137.88
4.4.20.0030.0377.88
4.4.10.0000.0407.88
4.4.00.0100.0477.88
4.3.110.0000.0237.88
4.3.100.0030.0277.88
4.3.90.0030.0137.88
4.3.80.0000.0277.88
4.3.70.0000.0377.88
4.3.60.0030.0337.88
4.3.50.0030.0307.88
4.3.40.0030.0277.88
4.3.30.0000.0207.88
4.3.20.0000.0237.88
4.3.10.0070.0337.88
4.3.00.0000.0307.88

preferences:
52.18 ms | 401 KiB | 5 Q