3v4l.org

run code in 300+ PHP versions simultaneously
<?php function change_obj($object) { $object->foo = 'bar'; } function replace_obj(&$object) { $object = new stdClass(); $object->foo = 'bar'; } function replace_obj_fail($object) { $object = new stdClass(); $object->foo = 'bar'; } $a = new stdClass(); change_obj($a); var_dump($a); $b = new stdClass(); replace_obj($b); var_dump($b); $c = new stdClass(); replace_obj_fail($c); var_dump($c);

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)
8.3.60.0040.01118.52
8.3.50.0090.00722.80
8.3.40.0090.00618.85
8.3.30.0080.00619.09
8.3.20.0070.00020.29
8.3.10.0000.00821.72
8.3.00.0100.00017.55
8.2.180.0110.00718.05
8.2.170.0070.00722.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0030.01426.16
8.2.120.0050.00321.09
8.2.110.0060.00320.55
8.2.100.0040.00719.63
8.2.90.0030.00619.22
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0150.00017.66
8.2.50.0050.00318.07
8.2.40.0000.00918.21
8.2.30.0040.00417.93
8.2.20.0000.00817.63
8.2.10.0070.00017.87
8.2.00.0000.00717.62
8.1.280.0120.00625.92
8.1.270.0030.00623.66
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0090.00021.03
8.1.230.0040.00717.42
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0040.00417.35
8.1.190.0000.00817.22
8.1.180.0060.00318.10
8.1.170.0030.00518.71
8.1.160.0000.00721.96
8.1.150.0000.00718.69
8.1.140.0070.00017.38
8.1.130.0030.00317.81
8.1.120.0050.00217.46
8.1.110.0000.00817.27
8.1.100.0000.00717.37
8.1.90.0000.00717.29
8.1.80.0040.00417.39
8.1.70.0030.00317.27
8.1.60.0000.00817.46
8.1.50.0000.00817.50
8.1.40.0040.00417.45
8.1.30.0000.00817.54
8.1.20.0000.00717.61
8.1.10.0070.00017.63
8.1.00.0000.00817.47
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0030.00318.38
8.0.270.0030.00317.23
8.0.260.0030.00317.06
8.0.250.0000.00716.80
8.0.240.0040.00416.93
8.0.230.0030.00316.88
8.0.220.0000.00616.69
8.0.210.0000.00716.87
8.0.200.0000.00616.77
8.0.190.0070.00016.89
8.0.180.0080.00016.85
8.0.170.0040.00416.91
8.0.160.0030.00616.90
8.0.150.0040.00416.75
8.0.140.0000.00816.69
8.0.130.0030.00313.20
8.0.120.0030.00516.82
8.0.110.0040.00416.71
8.0.100.0070.00016.80
8.0.90.0000.00716.71
8.0.80.0180.00316.76
8.0.70.0020.00516.82
8.0.60.0000.00716.78
8.0.50.0050.00316.82
8.0.30.0140.00817.19
8.0.20.0130.01017.40
8.0.10.0030.00416.98
8.0.00.0120.00516.63
7.4.330.0050.00015.00
7.4.320.0030.00316.42
7.4.300.0030.00316.40
7.4.290.0040.00416.49
7.4.280.0080.00016.36
7.4.270.0030.00416.54
7.4.260.0030.00616.57
7.4.250.0000.00716.51
7.4.240.0040.00416.54
7.4.230.0000.00716.45
7.4.220.0070.01216.64
7.4.210.0090.00916.40
7.4.200.0070.00016.44
7.4.160.0090.00916.39
7.4.150.0120.00617.40
7.4.140.0110.00617.86
7.4.130.0100.00716.48
7.4.120.0120.00716.54
7.4.110.0090.00816.36
7.4.100.0100.00716.47
7.4.90.0130.00316.37
7.4.80.0030.01619.39
7.4.70.0000.01916.23
7.4.60.0070.01016.38
7.4.50.0000.00416.26
7.4.40.0070.01016.38
7.4.30.0070.01716.44
7.4.00.0030.01315.07
7.3.330.0070.00013.06
7.3.320.0050.00013.19
7.3.310.0070.00016.05
7.3.300.0040.00416.11
7.3.290.0060.00816.23
7.3.280.0090.01016.24
7.3.270.0060.01317.40
7.3.260.0130.00416.66
7.3.250.0120.00516.47
7.3.240.0060.01816.25
7.3.230.0170.00016.39
7.3.210.0140.00316.59
7.3.200.0130.01019.39
7.3.190.0000.02116.34
7.3.180.0120.00916.59
7.3.170.0110.01116.40
7.3.160.0030.01316.28
7.3.10.0040.01116.60
7.3.00.0080.00616.53
7.2.330.0030.01516.40
7.2.320.0120.00616.59
7.2.310.0160.00616.67
7.2.300.0060.00916.64
7.2.290.0090.00616.67
7.2.130.0000.01016.80
7.2.120.0050.00816.88
7.2.110.0010.01216.91
7.2.100.0030.00916.63
7.2.90.0070.00416.72
7.2.80.0050.00516.68
7.2.70.0070.00516.86
7.2.60.0060.00716.89
7.2.50.0060.00616.72
7.2.40.0050.00916.59
7.2.30.0050.01016.54
7.2.20.0090.00516.87
7.2.10.0020.01016.75
7.2.00.0040.00917.61
7.1.250.0070.00515.64
7.1.240.0030.01015.84
7.1.230.0030.01015.82
7.1.220.0040.01115.72
7.1.210.0030.00615.61
7.1.200.0090.00315.62
7.1.190.0100.00015.61
7.1.180.0070.00315.58
7.1.170.0070.00715.68
7.1.160.0000.01415.66
7.1.150.0060.00615.41
7.1.140.0100.00315.88
7.1.130.0030.00715.79
7.1.120.0070.00315.70
7.1.110.0080.00315.65
7.1.100.0020.00716.87
7.1.90.0000.00815.85
7.1.80.0090.00315.75
7.1.70.0050.00516.50
7.1.60.0050.01017.44
7.1.50.0080.01116.33
7.1.40.0030.00715.63
7.1.30.0110.00415.74
7.1.20.0030.01015.72
7.1.10.0070.00715.55
7.1.00.0020.04319.12
7.0.330.0120.00315.34
7.0.320.0080.00815.34
7.0.310.0050.00515.50
7.0.300.0030.00715.36
7.0.290.0060.00915.21
7.0.280.0090.00615.30
7.0.270.0000.01015.29
7.0.260.0000.00715.11
7.0.250.0030.00915.16
7.0.240.0000.01215.46
7.0.230.0090.00015.58
7.0.220.0030.00915.54
7.0.210.0120.00015.43
7.0.200.0030.00816.18
7.0.190.0040.00715.28
7.0.180.0000.01515.43
7.0.170.0050.00315.48
7.0.160.0100.00015.48
7.0.150.0030.00715.39
7.0.140.0080.03318.71
7.0.130.0060.00915.23
7.0.120.0030.00715.52
7.0.110.0030.00715.26
7.0.100.0060.00615.29
7.0.90.0070.00315.46
7.0.80.0090.02417.59
7.0.70.0130.02317.74
7.0.60.0040.02217.67
7.0.50.0150.02817.81
7.0.40.0080.04116.70
7.0.30.0050.02816.55
7.0.20.0020.03016.62
7.0.10.0060.03816.71
7.0.00.0050.03916.69
5.6.380.0040.00814.50
5.6.370.0000.01114.23
5.6.360.0030.01014.71
5.6.350.0080.00314.37
5.6.340.0000.00914.09
5.6.330.0030.00714.08
5.6.320.0040.00714.34
5.6.310.0040.00414.26
5.6.300.0040.00814.33
5.6.290.0070.00714.65
5.6.280.0030.04217.92
5.6.270.0030.01014.32
5.6.260.0090.00614.63
5.6.250.0030.01014.38
5.6.240.0060.01014.45
5.6.230.0080.04017.44
5.6.220.0020.02517.59
5.6.210.0070.03317.50
5.6.200.0050.04417.51
5.6.190.0020.03517.63
5.6.180.0020.02817.57
5.6.170.0110.03117.72
5.6.160.0070.03917.53
5.6.150.0080.04217.74
5.6.140.0080.04517.70
5.6.130.0060.04817.87
5.6.120.0030.02917.71
5.6.110.0070.03217.65
5.6.100.0050.03817.63
5.6.90.0070.04717.66
5.6.80.0090.03917.34
5.6.70.0080.04217.20
5.6.60.0110.03517.20
5.6.50.0030.04217.48
5.6.40.0070.03817.42
5.6.30.0100.03717.25
5.6.20.0160.01817.26
5.6.10.0030.03217.22
5.6.00.0030.03717.24
5.5.380.0030.00311.36
5.5.370.0060.02815.80
5.5.360.0030.02315.84
5.5.350.0020.02615.84
5.5.340.0050.02316.15
5.5.330.0050.04216.18
5.5.320.0080.03516.01
5.5.310.0070.04315.92
5.5.300.0020.03916.06
5.5.290.0080.02616.03
5.5.280.0110.02615.81
5.5.270.0060.02115.90
5.5.260.0020.02915.93
5.5.250.0040.03815.82
5.5.240.0090.02015.56
5.5.230.0030.04315.61
5.5.220.0050.03815.63
5.5.210.0080.03515.70
5.5.200.0050.03415.53
5.5.190.0010.04415.72
5.5.180.0070.04115.59
5.5.170.0000.00910.95
5.5.160.0030.04115.71
5.5.150.0050.03915.60
5.5.140.0090.03715.72
5.5.130.0090.03815.48
5.5.120.0020.04515.66
5.5.110.0030.02915.52
5.5.100.0000.04715.47
5.5.90.0070.03215.70
5.5.80.0030.03615.54
5.5.70.0030.02815.43
5.5.60.0020.04515.35
5.5.50.0040.04115.61
5.5.40.0050.04015.62
5.5.30.0050.04015.64
5.5.20.0050.04715.48
5.5.10.0060.03615.73
5.5.00.0080.03315.49
5.4.450.0060.04215.15
5.4.440.0100.03815.25
5.4.430.0040.04515.16
5.4.420.0050.04415.31
5.4.410.0070.04115.20
5.4.400.0050.04315.03
5.4.390.0080.04014.88
5.4.380.0030.02515.06
5.4.370.0050.02415.06
5.4.360.0050.04215.03
5.4.350.0090.02215.08
5.4.340.0060.02514.96
5.4.330.0040.00410.95
5.4.320.0060.02514.90
5.4.310.0050.02914.95
5.4.300.0030.03015.14
5.4.290.0100.03614.75
5.4.280.0090.03314.90
5.4.270.0090.03515.03
5.4.260.0080.03515.13
5.4.250.0070.04014.89
5.4.240.0030.02514.94
5.4.230.0070.04215.06
5.4.220.0060.04015.14
5.4.210.0060.02815.07
5.4.200.0050.03914.87
5.4.190.0020.04514.96
5.4.180.0050.02514.95
5.4.170.0030.02915.04
5.4.160.0100.03515.12
5.4.150.0100.04014.90
5.4.140.0070.02313.77
5.4.130.0070.04113.83
5.4.120.0030.03613.62
5.4.110.0060.03313.55
5.4.100.0050.03713.67
5.4.90.0070.01813.56
5.4.80.0090.02913.82
5.4.70.0100.03313.68
5.4.60.0070.04113.62
5.4.50.0020.04013.74
5.4.40.0050.03913.83
5.4.30.0050.04313.53
5.4.20.0100.01813.56
5.4.10.0050.02813.72
5.4.00.0060.03813.26
5.3.290.0070.04312.64
5.3.280.0000.04212.65
5.3.270.0030.02712.51
5.3.260.0070.03912.54
5.3.250.0080.03712.48
5.3.240.0050.03512.49
5.3.230.0070.03612.60
5.3.220.0080.02912.39
5.3.210.0050.03012.52
5.3.200.0080.03512.45
5.3.190.0050.04212.36
5.3.180.0050.03212.47
5.3.170.0030.04012.61
5.3.160.0150.02312.47
5.3.150.0080.03812.42
5.3.140.0070.04212.56
5.3.130.0060.04212.50
5.3.120.0050.02712.52
5.3.110.0080.03712.60
5.3.100.0050.03712.30
5.3.90.0090.02712.33
5.3.80.0000.04612.26
5.3.70.0030.04412.02
5.3.60.0110.03512.17
5.3.50.0070.04012.13
5.3.40.0060.04012.16
5.3.30.0070.03112.25
5.3.20.0040.04112.14
5.3.10.0050.03811.91
5.3.00.0070.03911.76
5.2.170.0030.03710.97
5.2.160.0050.02310.97
5.2.150.0050.02810.97
5.2.140.0080.03010.97
5.2.130.0030.03310.97
5.2.120.0030.03610.97
5.2.110.0090.02710.97
5.2.100.0050.01810.97
5.2.90.0070.02010.97
5.2.80.0090.03210.97
5.2.70.0050.03310.97
5.2.60.0040.03210.97
5.2.50.0050.02710.97
5.2.40.0060.02510.97
5.2.30.0070.02910.97
5.2.20.0020.02510.97
5.2.10.0090.02810.97
5.2.00.0030.03210.97
5.1.60.0030.02010.97
5.1.50.0020.02910.97
5.1.40.0020.03310.97
5.1.30.0020.02610.97
5.1.20.0040.03010.97
5.1.10.0020.03410.97
5.1.00.0080.02710.97
5.0.50.0030.02610.97
5.0.40.0030.02210.97
5.0.30.0020.02310.97
5.0.20.0050.01810.97
5.0.10.0030.01210.97
5.0.00.0070.02710.97
4.4.90.0020.02010.97
4.4.80.0020.02210.97
4.4.70.0020.01810.97
4.4.60.0020.01510.97
4.4.50.0070.01510.97
4.4.40.0030.01610.97
4.4.30.0030.02010.97
4.4.20.0050.01810.97
4.4.10.0000.02310.97
4.4.00.0030.02910.97
4.3.110.0030.01510.97
4.3.100.0020.01010.97
4.3.90.0020.01710.97
4.3.80.0000.02910.97
4.3.70.0000.02010.97
4.3.60.0030.01710.97
4.3.50.0020.01010.97
4.3.40.0020.02210.97
4.3.30.0000.02310.97
4.3.20.0000.01210.97
4.3.10.0010.01810.97
4.3.00.0000.02010.97

preferences:
48.9 ms | 401 KiB | 5 Q