3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { } function deleteMe($obj) { $obj = null; } $foo = new Foo(); var_dump($foo); deleteMe($foo); var_dump($foo);

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
8.3.50.0100.00821.27
8.3.40.0070.00718.51
8.3.30.0150.00018.82
8.3.20.0000.00820.02
8.3.10.0040.00422.09
8.3.00.0040.00422.43
8.2.180.0160.00616.50
8.2.170.0140.00022.96
8.2.160.0030.01019.21
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0100.00326.16
8.2.120.0040.00419.66
8.2.110.0100.01022.25
8.2.100.0040.00718.09
8.2.90.0080.00019.27
8.2.80.0000.00817.97
8.2.70.0030.00617.38
8.2.60.0050.00317.92
8.2.50.0050.00318.07
8.2.40.0040.00417.97
8.2.30.0000.00717.99
8.2.20.0040.00417.49
8.2.10.0030.00517.73
8.2.00.0030.00617.68
8.1.280.0070.00725.92
8.1.270.0040.00422.19
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00323.96
8.1.230.0090.00319.15
8.1.220.0080.00017.76
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0000.00817.40
8.1.180.0000.00820.27
8.1.170.0000.00918.50
8.1.160.0000.00722.18
8.1.150.0000.00718.42
8.1.140.0000.00717.36
8.1.130.0000.00717.82
8.1.120.0040.00417.35
8.1.110.0040.00417.37
8.1.100.0000.00717.37
8.1.90.0000.00717.26
8.1.80.0000.00717.44
8.1.70.0030.00317.40
8.1.60.0050.00517.47
8.1.50.0030.00517.52
8.1.40.0020.00517.48
8.1.30.0000.00717.61
8.1.20.0050.00317.57
8.1.10.0030.00617.41
8.1.00.0000.00717.52
8.0.300.0000.00718.77
8.0.290.0040.00417.15
8.0.280.0000.00718.39
8.0.270.0000.00717.20
8.0.260.0030.00316.73
8.0.250.0070.00016.79
8.0.240.0030.00716.86
8.0.230.0030.00316.87
8.0.220.0000.00716.70
8.0.210.0070.00016.71
8.0.200.0060.00016.92
8.0.190.0030.00316.80
8.0.180.0070.00016.82
8.0.170.0040.00416.88
8.0.160.0000.00716.74
8.0.150.0040.00316.78
8.0.140.0000.00716.82
8.0.130.0080.00013.18
8.0.120.0000.00816.69
8.0.110.0080.00016.66
8.0.100.0050.00316.62
8.0.90.0070.00016.70
8.0.80.0090.00616.86
8.0.70.0040.00416.69
8.0.60.0040.00416.73
8.0.50.0040.00416.86
8.0.30.0130.00516.99
8.0.20.0090.01217.40
8.0.10.0030.00316.77
8.0.00.0080.01216.83
7.4.330.0000.00515.00
7.4.320.0060.00016.34
7.4.300.0060.00016.63
7.4.290.0000.00716.58
7.4.280.0030.00316.40
7.4.270.0030.00316.45
7.4.260.0000.00716.49
7.4.250.0050.00316.54
7.4.240.0050.00216.55
7.4.230.0030.00316.38
7.4.220.0030.01116.66
7.4.210.0070.01016.58
7.4.200.0040.00416.49
7.4.190.0070.00016.30
7.4.160.0100.00716.24
7.4.150.0110.00617.40
7.4.140.0120.01717.86
7.4.130.0060.01316.46
7.4.120.0120.00516.46
7.4.110.0090.00916.46
7.4.100.0090.00916.56
7.4.90.0060.01016.61
7.4.80.0100.01019.39
7.4.70.0130.00316.54
7.4.60.0110.00616.50
7.4.50.0030.00516.52
7.4.40.0000.01322.77
7.4.30.0130.00316.52
7.4.00.0090.00714.80
7.3.330.0060.00013.11
7.3.320.0030.00313.18
7.3.310.0000.00716.10
7.3.300.0020.00516.23
7.3.290.0130.00616.20
7.3.280.0080.00916.22
7.3.270.0070.01017.40
7.3.260.0060.00916.46
7.3.250.0120.00516.26
7.3.240.0080.00816.52
7.3.230.0050.01116.39
7.3.210.0030.01516.44
7.3.200.0030.01319.39
7.3.190.0080.00816.50
7.3.180.0100.00716.32
7.3.170.0030.01616.46
7.3.160.0120.00316.24
7.3.120.0100.00314.69
7.3.110.0030.01014.77
7.3.100.0060.00914.92
7.3.90.0100.00614.74
7.3.80.0030.01314.88
7.3.70.0030.00614.48
7.3.60.0040.01114.72
7.3.50.0000.01414.71
7.3.40.0030.00614.81
7.3.30.0080.00414.63
7.3.20.0100.00316.41
7.3.10.0060.00616.62
7.3.00.0100.00316.26
7.2.330.0100.00716.29
7.2.320.0180.00316.36
7.2.310.0030.01316.66
7.2.300.0030.01316.43
7.2.290.0050.01116.45
7.2.250.0000.01415.14
7.2.240.0130.00715.05
7.2.230.0090.00615.04
7.2.220.0070.00414.80
7.2.210.0110.00315.05
7.2.200.0060.00914.69
7.2.190.0070.00714.82
7.2.180.0040.01114.89
7.2.170.0030.01314.94
7.2.60.0130.00316.73
7.2.00.0030.00819.31
7.1.330.0060.00915.71
7.1.320.0060.00615.69
7.1.310.0060.00615.79
7.1.300.0060.00615.77
7.1.290.0030.01015.63
7.1.280.0100.00315.52
7.1.270.0060.00915.81
7.1.260.0070.00715.48
7.1.200.0030.00715.68
7.1.100.0340.00717.48
7.1.70.0030.00317.12
7.1.60.0100.01419.82
7.1.50.0100.01016.63
7.1.00.0030.03322.45
7.0.200.0000.00816.61
7.0.140.0000.07322.09
7.0.60.0130.06719.93
7.0.50.0070.06017.83
7.0.40.0000.09720.23
7.0.30.0270.05320.07
7.0.20.0370.06720.16
7.0.10.0330.05320.07
7.0.00.0030.09020.05
5.6.280.0070.06321.08
5.6.210.0030.06320.53
5.6.200.0070.08718.19
5.6.190.0130.06020.61
5.6.180.3070.04320.61
5.6.170.0270.04720.55
5.6.160.0200.06020.52
5.6.150.0100.04718.18
5.6.140.0130.08018.10
5.6.130.0070.03718.29
5.6.120.0100.04721.00
5.6.110.0100.07721.05
5.6.100.0070.06320.89
5.6.90.0130.07020.96
5.6.80.0100.07320.51
5.6.70.0230.04720.40
5.5.350.0030.05320.50
5.5.340.0030.04018.03
5.5.330.0100.04020.26
5.5.320.0270.07020.35
5.5.310.0330.08020.30
5.5.300.0000.04317.98
5.5.290.0230.06317.98
5.5.280.0030.08320.66
5.5.270.0070.08020.77
5.5.260.0130.07020.68
5.5.250.0170.07320.62
5.5.240.0100.08320.27
5.4.450.0830.05719.59
5.4.440.0730.05319.55
5.4.430.0800.05019.51
5.4.420.0330.06019.37
5.4.410.0470.06319.34
5.4.400.2030.06018.89
5.4.390.1030.05718.69
5.4.380.0400.05718.74
5.4.370.0170.04718.57
5.4.360.0170.05018.74
5.4.350.0100.06018.47
5.4.340.0170.04718.50
5.4.320.0080.03612.50
5.4.310.0090.04112.50
5.4.300.0030.04212.51
5.4.290.0050.03812.50
5.4.280.0070.03912.40
5.4.270.0110.04012.39
5.4.260.0100.05018.79
5.4.250.0100.07718.87
5.4.240.0070.06318.79
5.4.230.0170.06318.77
5.4.220.0070.05718.95
5.4.210.0070.05018.77
5.4.200.0000.05718.87
5.4.190.0130.07018.71
5.4.180.0030.05718.91
5.4.170.0170.06318.79
5.4.160.0000.06318.72
5.4.150.0030.05718.90
5.4.140.0100.05016.45
5.4.130.0000.05716.55
5.4.120.0200.06016.62
5.4.110.0030.07016.62
5.4.100.0100.05016.59
5.4.90.0100.05316.34
5.4.80.0200.06016.51
5.4.70.0070.07316.49
5.4.60.0170.06016.48
5.4.50.0100.04316.50
5.4.40.0030.05316.48
5.4.30.0070.05316.26
5.4.20.0070.04716.34
5.4.10.0100.05316.26
5.4.00.0030.05015.83
5.3.290.0060.04012.80
5.3.280.0000.05714.75
5.3.270.0130.07014.61
5.3.260.0130.04714.83
5.3.250.0130.05314.62
5.3.240.0100.07314.82
5.3.230.0000.06014.75
5.3.220.0130.04714.63
5.3.210.0100.05314.65
5.3.200.0100.04714.54
5.3.190.0100.05314.65
5.3.180.0130.05714.56
5.3.170.0170.06014.46
5.3.160.0030.07714.54
5.3.150.0130.04314.66
5.3.140.0130.04314.72
5.3.130.0170.06014.56
5.3.120.0130.04714.63
5.3.110.0030.05314.61
5.3.100.0130.05014.11
5.3.90.0100.04714.14
5.3.80.0070.04714.09
5.3.70.0070.05714.03
5.3.60.0000.05714.06
5.3.50.0130.06013.97
5.3.40.0000.05714.11
5.3.30.0130.04713.80
5.3.20.0070.05013.68
5.3.10.0100.05013.72
5.3.00.0100.04313.81
5.2.170.0130.03311.31
5.2.160.0130.05311.19
5.2.150.0100.05711.21
5.2.140.0030.04311.21
5.2.130.0070.06311.09
5.2.120.0070.04311.18
5.2.110.0030.04311.08
5.2.100.0100.04311.18
5.2.90.0030.04311.05
5.2.80.0200.04011.15
5.2.70.0030.04311.07
5.2.60.0030.04011.21
5.2.50.0000.04711.20
5.2.40.0000.04710.95
5.2.30.0030.04010.95
5.2.20.0070.03710.97
5.2.10.0070.04311.03
5.2.00.0070.03710.80
5.1.60.0000.0379.92
5.1.50.0030.03310.05
5.1.40.0000.0379.94
5.1.30.0100.03010.40
5.1.20.0070.03310.41
5.1.10.0030.03310.27
5.1.00.0070.03310.12
5.0.50.0030.0278.52
5.0.40.0070.0238.40
5.0.30.0000.0438.31
5.0.20.0100.0308.28
5.0.10.0130.0208.12
5.0.00.0000.0438.31
4.4.90.0030.0277.45
4.4.80.0000.0277.45
4.4.70.0000.0237.45
4.4.60.0070.0237.45
4.4.50.0070.0207.45
4.4.40.0030.0337.45
4.4.30.0000.0237.45
4.4.20.0030.0207.45
4.4.10.0100.0237.45
4.4.00.0100.0277.45
4.3.110.0000.0237.45
4.3.100.0000.0237.45
4.3.90.0030.0207.45
4.3.80.0000.0437.45
4.3.70.0000.0237.45
4.3.60.0030.0207.45
4.3.50.0070.0177.45
4.3.40.0100.0277.45
4.3.30.0070.0207.45
4.3.20.0030.0207.45
4.3.10.0030.0207.45
4.3.00.0030.0207.07

preferences:
50.82 ms | 401 KiB | 5 Q