3v4l.org

run code in 300+ PHP versions simultaneously
<?php function func(&$r) { $r++; } $r = 1; func(func($r)); echo $r;

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)
8.3.40.0120.00318.62
8.3.30.0030.01418.59
8.3.20.0080.00020.21
8.3.10.0040.00423.66
8.3.00.0000.01021.72
8.2.170.0110.00322.96
8.2.160.0100.00321.87
8.2.150.0050.00325.66
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0080.00017.63
8.2.110.0060.00322.26
8.2.100.0110.00018.98
8.2.90.0080.00017.63
8.2.80.0040.00419.66
8.2.70.0050.00317.93
8.2.60.0060.00317.93
8.2.50.0000.00818.10
8.2.40.0040.00420.58
8.2.30.0030.00619.85
8.2.20.0000.00717.66
8.2.10.0080.00018.12
8.2.00.0040.00418.11
8.1.270.0040.00420.13
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00422.65
8.1.230.0000.01119.17
8.1.220.0080.00017.78
8.1.210.0090.00018.77
8.1.200.0030.00717.10
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0090.00618.26
8.1.160.0050.00321.83
8.1.150.0070.00018.88
8.1.140.0040.00417.43
8.1.130.0070.00017.59
8.1.120.0000.00717.40
8.1.110.0000.00817.39
8.1.100.0040.00417.39
8.1.90.0000.00717.39
8.1.80.0030.00317.36
8.1.70.0030.00317.41
8.1.60.0080.00017.47
8.1.50.0030.00717.40
8.1.40.0070.00417.39
8.1.30.0040.00417.61
8.1.20.0040.00417.48
8.1.10.0040.00417.56
8.1.00.0040.00417.46
8.0.300.0090.00019.60
8.0.290.0040.00416.75
8.0.280.0000.00718.41
8.0.270.0030.00317.17
8.0.260.0000.00617.10
8.0.250.0000.00816.91
8.0.240.0030.00517.02
8.0.230.0040.00416.87
8.0.220.0000.00716.78
8.0.210.0030.00516.83
8.0.200.0060.00016.93
8.0.190.0000.00916.97
8.0.180.0040.00416.77
8.0.170.0060.00716.90
8.0.160.0000.00816.91
8.0.150.0000.00816.85
8.0.140.0000.00716.84
8.0.130.0000.00913.32
8.0.120.0060.00316.86
8.0.110.0040.00416.83
8.0.100.0000.00716.95
8.0.90.0000.00816.94
8.0.80.0000.01716.88
8.0.70.0020.00516.95
8.0.60.0000.00816.76
8.0.50.0080.00016.68
8.0.30.0110.00816.96
8.0.20.0110.01417.40
8.0.10.0000.00716.81
8.0.00.0120.00616.82
7.4.330.0000.00515.08
7.4.320.0000.00716.52
7.4.300.0000.00616.50
7.4.290.0000.00716.50
7.4.280.0000.00816.60
7.4.270.0060.00016.43
7.4.260.0040.00416.48
7.4.250.0020.00516.46
7.4.240.0040.00416.51
7.4.230.0030.00316.41
7.4.220.0100.01016.55
7.4.210.0040.01116.53
7.4.200.0050.00216.59
7.4.160.0090.00616.41
7.4.150.0070.01417.40
7.4.140.0140.00717.86
7.4.130.0110.00916.48
7.4.120.0100.00916.61
7.4.110.0060.01216.46
7.4.100.0140.00916.58
7.4.90.0060.01616.54
7.4.80.0100.01019.39
7.4.70.0030.01316.37
7.4.60.0030.01316.54
7.4.50.0000.00516.50
7.4.40.0100.00716.38
7.4.30.0030.01516.59
7.4.00.0000.01514.85
7.3.330.0030.00313.31
7.3.320.0030.00313.20
7.3.310.0040.00416.40
7.3.300.0060.00016.41
7.3.290.0080.00916.35
7.3.280.0100.01016.36
7.3.270.0150.00317.40
7.3.260.0040.01416.47
7.3.250.0090.01016.43
7.3.240.0130.00616.41
7.3.230.0140.00416.39
7.3.210.0060.01216.63
7.3.200.0130.00316.53
7.3.190.0060.01216.48
7.3.180.0140.00316.45
7.3.170.0160.00416.32
7.3.160.0060.00416.50
7.3.00.0000.01416.82
7.2.330.0060.01216.46
7.2.320.0030.01616.64
7.2.310.0100.00716.80
7.2.300.0140.00716.75
7.2.290.0050.01016.84
7.2.130.0070.01016.88
7.2.120.0030.01316.72
7.2.110.0060.00616.88
7.2.100.0070.01016.97
7.2.90.0060.00616.68
7.2.80.0000.01316.74
7.2.70.0060.01216.93
7.2.60.0020.01216.83
7.2.50.0090.00616.86
7.2.40.0000.00916.94
7.2.30.0080.00816.93
7.2.20.0070.00716.75
7.2.10.0030.01016.96
7.2.00.0050.00918.05
7.1.250.0100.00715.40
7.1.240.0100.00715.59
7.1.230.0070.00715.60
7.1.220.0000.01415.37
7.1.210.0060.00915.70
7.1.200.0060.00515.48
7.1.190.0120.00015.24
7.1.180.0080.00415.47
7.1.170.0100.00715.58
7.1.160.0040.00715.72
7.1.150.0060.00615.44
7.1.140.0030.01115.80
7.1.130.0110.00415.41
7.1.120.0110.00315.34
7.1.110.0060.01015.70
7.1.100.0040.00816.68
7.1.90.0060.00615.35
7.1.80.0030.00715.61
7.1.70.0070.00816.27
7.1.60.0050.01117.43
7.1.50.0080.01016.23
7.1.40.0030.01015.66
7.1.30.0090.00315.73
7.1.20.0000.01215.33
7.1.10.0080.00015.76
7.1.00.0050.04319.03
7.0.330.0030.00615.36
7.0.320.0000.01115.26
7.0.310.0060.00615.34
7.0.300.0040.01115.30
7.0.290.0000.01315.40
7.0.280.0030.00815.17
7.0.270.0070.00715.24
7.0.260.0060.00315.29
7.0.250.0000.01115.30
7.0.240.0030.01015.10
7.0.230.0070.00715.29
7.0.220.0060.00615.45
7.0.210.0030.00615.41
7.0.200.0100.00515.79
7.0.190.0060.00615.28
7.0.180.0000.00915.01
7.0.170.0070.00315.48
7.0.160.0060.00315.26
7.0.150.0090.00615.23
7.0.140.0070.00415.12
7.0.130.0060.00915.39
7.0.120.0000.01215.39
7.0.110.0060.00615.42
7.0.100.0060.00615.25
7.0.90.0030.01015.50
7.0.80.0030.01015.31
7.0.70.0060.00615.23
7.0.60.0040.03417.69
7.0.50.0080.04116.63
7.0.40.0070.02416.64
7.0.30.0180.02016.58
7.0.20.0130.02516.76
7.0.10.0080.03716.75
7.0.00.0070.02316.55
5.6.380.0070.00714.01
5.6.370.0000.00814.55
5.6.360.0060.00614.27
5.6.350.0110.00014.53
5.6.340.0100.00314.62
5.6.330.0110.00414.05
5.6.320.0040.00814.48
5.6.310.0100.00614.04
5.6.300.0000.00914.27
5.6.290.0080.00513.81
5.6.280.0080.03817.61
5.6.270.0000.01514.09
5.6.260.0090.00014.26
5.6.250.0030.01114.02
5.6.240.0000.01214.39
5.6.230.0030.01014.14
5.6.220.0100.00314.14
5.6.210.0080.04117.34
5.6.200.0070.02316.24
5.6.190.0050.03217.42
5.6.180.0170.04517.18
5.6.170.0170.01717.33
5.6.160.0080.02917.30
5.6.150.0070.03816.25
5.6.140.0090.03916.22
5.6.130.0050.02516.42
5.6.120.0050.04317.59
5.6.110.0160.03817.69
5.6.100.0060.03317.51
5.6.90.0050.04717.59
5.6.80.0100.04317.32
5.6.70.0030.00714.36
5.6.60.0030.00613.92
5.6.50.0040.00813.96
5.6.40.0040.00714.07
5.6.30.0070.00714.10
5.6.20.0030.01013.92
5.6.10.0040.00814.35
5.6.00.0070.00714.27
5.5.380.0040.00411.18
5.5.370.0040.00811.27
5.5.360.0030.00711.18
5.5.350.0160.03815.78
5.5.340.0030.04514.63
5.5.330.0110.04115.72
5.5.320.0250.03715.73
5.5.310.0170.03315.78
5.5.300.0050.03914.60
5.5.290.0040.03014.57
5.5.280.0070.03216.03
5.5.270.0050.02616.05
5.5.260.0100.03815.97
5.5.250.0030.03315.92
5.5.240.0070.03815.68
5.5.230.0030.00711.18
5.5.220.0030.00611.18
5.5.210.0040.00711.18
5.5.200.0000.00911.18
5.5.190.0030.00611.18
5.5.180.0070.00311.18
5.5.170.0070.00711.18
5.5.160.0060.00611.18
5.5.150.0000.00711.18
5.5.140.0030.00311.18
5.5.130.0030.00611.18
5.5.120.0040.00811.18
5.5.110.0070.00411.18
5.5.100.0030.00311.18
5.5.90.0040.00811.18
5.5.80.0030.00611.18
5.5.70.0040.00811.18
5.5.60.0070.00411.18
5.5.50.0000.00911.18
5.5.40.0030.00311.18
5.5.30.0000.00911.18
5.5.20.0050.00511.18
5.5.10.0060.00611.18
5.5.00.0100.00011.18
5.4.450.0370.03515.28
5.4.440.0350.03715.38
5.4.430.0390.02715.17
5.4.420.0530.03715.36
5.4.410.0530.03315.21
5.4.400.0500.03515.11
5.4.390.0530.02615.23
5.4.380.0460.03115.16
5.4.370.0400.03015.13
5.4.360.0470.03715.13
5.4.350.0450.02715.10
5.4.340.0400.03515.09
5.4.330.0040.00811.18
5.4.320.0430.04115.07
5.4.310.0470.03515.22
5.4.300.0530.02815.21
5.4.290.0400.03515.25
5.4.280.0440.04015.15
5.4.270.0370.03115.13
5.4.260.0480.03915.22
5.4.250.0430.03015.21
5.4.240.0510.03315.26
5.4.230.0390.03315.14
5.4.220.0500.03315.14
5.4.210.0380.03115.10
5.4.200.0350.02814.00
5.4.190.0400.03215.19
5.4.180.0470.03215.12
5.4.170.0400.03115.19
5.4.160.0490.02615.07
5.4.150.0350.02915.20
5.4.140.0480.01813.87
5.4.130.0460.03013.95
5.4.120.0500.02513.82
5.4.110.0400.04013.94
5.4.100.0390.03813.79
5.4.90.0460.03313.87
5.4.80.0470.02913.86
5.4.70.0420.03013.72
5.4.60.0420.03113.87
5.4.50.0490.02113.75
5.4.40.0390.03413.78
5.4.30.0450.02513.84
5.4.20.0420.03213.74
5.4.10.0480.02613.78
5.4.00.0430.02813.47
5.3.290.0300.03912.91
5.3.280.0530.03612.84
5.3.270.0460.03112.91
5.3.260.0390.03412.92
5.3.250.0470.02312.84
5.3.240.0380.02912.82
5.3.230.0410.03112.82
5.3.220.0450.02712.86
5.3.210.0330.03712.90
5.3.200.0320.02812.94
5.3.190.0330.03012.80
5.3.180.0330.02812.94
5.3.170.0330.02812.89
5.3.160.0420.03412.80
5.3.150.0420.03212.89
5.3.140.0400.03212.86
5.3.130.0500.03212.82
5.3.120.0350.03412.87
5.3.110.0400.03112.79
5.3.100.0350.02812.61
5.3.90.0370.03412.67
5.3.80.0450.02212.55
5.3.70.0370.03012.60
5.3.60.0470.02512.55
5.3.50.0430.03312.52
5.3.40.0500.03512.51
5.3.30.0510.02112.57
5.3.20.0450.03812.46
5.3.10.0470.02512.38
5.3.00.0420.02912.34
5.2.170.0410.02011.11
5.2.160.0400.02511.13
5.2.150.0420.03111.11
5.2.140.0470.02311.18
5.2.130.0420.03011.09
5.2.120.0410.02811.12
5.2.110.0380.02511.07
5.2.100.0510.01611.09
5.2.90.0380.03211.09
5.2.80.0330.03511.11
5.2.70.0070.02711.15
5.2.60.0110.02111.06
5.2.50.0080.02111.06
5.2.40.0230.03211.04
5.2.30.0220.02711.02
5.2.20.0270.02811.03
5.2.10.0270.01811.04
5.2.00.0260.02611.02
5.1.60.0230.03110.59
5.1.50.0220.02410.52
5.1.40.0270.01910.54
5.1.30.0250.02410.76
5.1.20.0220.02310.71
5.1.10.0310.01910.61
5.1.00.0250.02110.63
5.0.50.0120.0209.80
5.0.40.0130.0199.76
5.0.30.0140.0259.74
5.0.20.0130.0209.64
5.0.10.0070.0149.67
5.0.00.0030.0239.61
4.4.90.0050.0128.66
4.4.80.0030.0158.66
4.4.70.0020.0138.66
4.4.60.0010.0158.66
4.4.50.0050.0138.66
4.4.40.0030.0198.66
4.4.30.0010.0158.66
4.4.20.0030.0158.66
4.4.10.0120.0138.66
4.4.00.0160.0188.66
4.3.110.0150.0108.66
4.3.100.0120.0178.66
4.3.90.0120.0118.66
4.3.80.0080.0248.66
4.3.70.0120.0138.66
4.3.60.0120.0138.66
4.3.50.0170.0128.66
4.3.40.0130.0188.66
4.3.30.0080.0118.66
4.3.20.0050.0148.66
4.3.10.0130.0128.66
4.3.00.0070.0179.21

preferences:
49.54 ms | 400 KiB | 5 Q