3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar { function do_bar() { echo __METHOD__, "\n"; } } class Foo { function &do_foo() { return new Bar(); } } $foo = new Foo(); $foo->do_foo()->do_bar();

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)
8.3.60.0040.01118.36
8.3.50.0080.01021.86
8.3.40.0140.00718.79
8.3.30.0120.00319.01
8.3.20.0000.00720.34
8.3.10.0080.00022.13
8.3.00.0040.00422.44
8.2.180.0110.00418.29
8.2.170.0070.01022.96
8.2.160.0110.00420.82
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00319.48
8.2.110.0000.01021.05
8.2.100.0040.00717.91
8.2.90.0040.00417.84
8.2.80.0030.00518.03
8.2.70.0040.00418.03
8.2.60.0040.00417.80
8.2.50.0040.00418.10
8.2.40.0000.00718.16
8.2.30.0040.00417.99
8.2.20.0070.00017.70
8.2.10.0080.00017.52
8.2.00.0000.00817.48
8.1.280.0070.01025.92
8.1.270.0000.00822.24
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0030.01020.63
8.1.230.0070.00320.97
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0030.00617.22
8.1.190.0090.00617.13
8.1.180.0000.00818.10
8.1.170.0000.00818.46
8.1.160.0000.00721.86
8.1.150.0030.00618.53
8.1.140.0000.00717.45
8.1.130.0000.00717.84
8.1.120.0000.00717.43
8.1.110.0070.00017.45
8.1.100.0030.00317.38
8.1.90.0040.00417.32
8.1.80.0000.00717.39
8.1.70.0050.00217.32
8.1.60.0060.00317.55
8.1.50.0070.00017.47
8.1.40.0040.00417.48
8.1.30.0040.00417.59
8.1.20.0030.00617.52
8.1.10.0000.00817.52
8.1.00.0000.00817.48
8.0.300.0040.00420.15
8.0.290.0000.00816.75
8.0.280.0000.00818.39
8.0.270.0000.00717.25
8.0.260.0060.00016.80
8.0.250.0030.00316.93
8.0.240.0000.00716.83
8.0.230.0000.00716.97
8.0.220.0000.00716.92
8.0.210.0030.00316.79
8.0.200.0000.00616.95
8.0.190.0040.00416.88
8.0.180.0000.00716.87
8.0.170.0050.00316.91
8.0.160.0000.00716.95
8.0.150.0030.00516.84
8.0.140.0040.00416.85
8.0.130.0030.00313.29
8.0.120.0000.00816.76
8.0.110.0050.00316.88
8.0.100.0040.00416.89
8.0.90.0040.00416.89
8.0.80.0060.01116.96
8.0.70.0000.00816.96
8.0.60.0070.00016.79
8.0.50.0030.00316.88
8.0.30.0100.00917.02
8.0.20.0080.01117.40
8.0.10.0070.00017.02
8.0.00.0100.00716.62
7.4.330.0030.00315.00
7.4.320.0050.00216.38
7.4.300.0030.00316.57
7.4.290.0050.00516.61
7.4.280.0060.00516.53
7.4.270.0000.00716.56
7.4.260.0000.00816.50
7.4.250.0040.00416.42
7.4.240.0060.00216.48
7.4.230.0000.00716.50
7.4.220.0080.00816.52
7.4.210.0110.00316.61
7.4.200.0000.00716.63
7.4.190.0030.00316.57
7.4.160.0060.00916.49
7.4.150.0060.01217.40
7.4.140.0050.01217.86
7.4.130.0080.00816.49
7.4.120.0110.00716.45
7.4.110.0100.00716.70
7.4.100.0070.01516.38
7.4.90.0110.00616.73
7.4.80.0110.00719.39
7.4.70.0060.01216.50
7.4.60.0060.01116.54
7.4.50.0020.00216.41
7.4.40.0090.00322.77
7.4.30.0030.01416.31
7.4.10.0070.01114.95
7.4.00.0080.00715.04
7.3.330.0020.00213.27
7.3.320.0020.00213.13
7.3.310.0000.00816.30
7.3.300.0000.00716.16
7.3.290.0060.01216.21
7.3.280.0090.01016.29
7.3.270.0140.01017.40
7.3.260.0160.00316.46
7.3.250.0090.01116.53
7.3.240.0080.00816.31
7.3.230.0030.01416.39
7.3.210.0190.00316.53
7.3.200.0070.01019.39
7.3.190.0150.00616.39
7.3.180.0110.00516.38
7.3.170.0090.00916.57
7.3.160.0170.00016.46
7.3.130.0060.01214.77
7.3.120.0040.01314.80
7.3.110.0120.00614.71
7.3.100.0040.00914.84
7.3.90.0100.00514.62
7.3.80.0000.01214.98
7.3.70.0070.00514.69
7.3.60.0100.00214.70
7.3.50.0050.00814.60
7.3.40.0090.00814.57
7.3.30.0030.01014.74
7.3.20.0030.01116.49
7.3.10.0050.00816.55
7.3.00.0070.00316.58
7.2.330.0090.00916.29
7.2.320.0150.00316.64
7.2.310.0060.01116.61
7.2.300.0160.00316.65
7.2.290.0100.00716.79
7.2.260.0090.00614.91
7.2.250.0020.01515.21
7.2.240.0050.01215.09
7.2.230.0070.00814.84
7.2.220.0070.00715.09
7.2.210.0090.00615.16
7.2.200.0040.00815.14
7.2.190.0050.01114.91
7.2.180.0030.01115.04
7.2.170.0120.00515.08
7.2.160.0030.00714.78
7.2.150.0030.00917.00
7.2.140.0120.00616.80
7.2.130.0050.00816.77
7.2.120.0030.00816.86
7.2.110.0030.00816.66
7.2.100.0030.00916.84
7.2.90.0050.00616.92
7.2.80.0060.00716.78
7.2.70.0060.00716.81
7.2.60.0040.01016.96
7.2.50.0070.00517.00
7.2.40.0020.01016.99
7.2.30.0050.00816.75
7.2.20.0100.00516.83
7.2.10.0060.00816.78
7.2.00.0070.00516.59
7.1.330.0000.01315.73
7.1.320.0070.00615.59
7.1.310.0080.00615.61
7.1.300.0090.00515.52
7.1.290.0090.00615.74
7.1.280.0030.00915.59
7.1.270.0090.00815.57
7.1.260.0020.01015.57
7.1.250.0020.00915.70
7.1.240.0070.00415.65
7.1.230.0030.00815.53
7.1.220.0040.00615.63
7.1.210.0020.00915.70
7.1.200.0040.00715.69
7.1.190.0070.01015.62
7.1.180.0060.00915.58
7.1.170.0020.00915.59
7.1.160.0060.00515.65
7.1.150.0090.00315.51
7.1.140.0050.01015.72
7.1.130.0030.00815.52
7.1.120.0080.00515.53
7.1.110.0040.01015.51
7.1.100.0070.01015.62
7.1.90.0080.00715.62
7.1.80.0050.00815.47
7.1.70.0040.00615.96
7.1.60.0030.01316.93
7.1.50.0060.00915.98
7.1.40.0040.01115.57
7.1.30.0060.00715.66
7.1.20.0050.01015.55
7.1.10.0060.00615.78
7.1.00.0060.03117.95
7.0.330.0070.00715.34
7.0.320.0100.00215.38
7.0.310.0060.00615.33
7.0.300.0060.00615.37
7.0.290.0030.00915.35
7.0.280.0050.01015.25
7.0.270.0050.01015.21
7.0.260.0050.00915.26
7.0.250.0070.00415.14
7.0.240.0020.01115.17
7.0.230.0030.00515.40
7.0.220.0050.00915.42
7.0.210.0070.00815.22
7.0.200.0060.00615.85
7.0.190.0040.00715.32
7.0.180.0040.00815.29
7.0.170.0030.00915.37
7.0.160.0050.00715.43
7.0.150.0030.00815.30
7.0.140.0040.02817.46
7.0.130.0060.00915.17
7.0.120.0070.00815.32
7.0.110.0070.00815.15
7.0.100.0040.00715.12
7.0.90.0060.00715.14
7.0.80.0020.01015.23
7.0.70.0050.00715.19
7.0.60.0060.03116.85
7.0.50.0070.02816.20
7.0.40.0060.03215.71
7.0.30.0160.02615.63
7.0.20.0150.02915.66
7.0.10.0100.02915.51
7.0.00.0050.02515.54
5.6.400.0110.00414.18
5.6.390.0100.00614.28
5.6.380.0070.00314.33
5.6.370.0050.01014.28
5.6.360.0060.00314.14
5.6.350.0070.00314.14
5.6.340.0030.01314.15
5.6.330.0030.01114.32
5.6.320.0080.00614.41
5.6.310.0040.01014.39
5.6.300.0060.00714.27
5.6.290.0040.01314.16
5.6.280.0020.03216.56
5.6.270.0050.00814.16
5.6.260.0030.00714.36
5.6.250.0070.00514.31
5.6.240.0050.00714.33
5.6.230.0050.00614.31
5.6.220.0030.00714.26
5.6.210.0030.03716.35
5.6.200.0090.01515.73
5.6.190.0070.03216.42
5.6.180.0120.02316.30
5.6.170.0100.02116.33
5.6.160.0070.02916.36
5.6.150.0060.01815.58
5.6.140.0070.03015.64
5.6.130.0080.02015.64
5.6.120.0020.02216.65
5.6.110.0010.02316.39
5.6.100.0060.02916.54
5.6.90.0090.03116.54
5.6.80.0040.03216.23
5.6.70.0080.00914.23
5.6.60.0030.00914.05
5.6.50.0090.00414.05
5.6.40.0050.00914.29
5.6.30.0020.01114.22
5.6.20.0040.00614.27
5.6.10.0050.00714.04
5.6.00.0070.00714.23
5.5.380.0050.00312.51
5.5.370.0070.00512.69
5.5.360.0050.00612.65
5.5.350.0080.03015.20
5.5.340.0030.03014.47
5.5.330.0030.02015.15
5.5.320.0070.01815.27
5.5.310.0110.02415.18
5.5.300.0070.02914.48
5.5.290.0040.03214.53
5.5.280.0060.02415.42
5.5.270.0050.01815.42
5.5.260.0060.03115.30
5.5.250.0080.02715.41
5.5.240.0060.02815.14
5.5.230.0060.00612.36
5.5.220.0020.01112.43
5.5.210.0050.00612.61
5.5.200.0060.00712.67
5.5.190.0020.00912.62
5.5.180.0050.00512.52
5.5.170.0030.01112.52
5.5.160.0070.00412.61
5.5.150.0060.00612.42
5.5.140.0100.00012.41
5.5.130.0060.00612.65
5.5.120.0040.00912.60
5.5.110.0000.01112.52
5.5.100.0080.00412.69
5.5.90.0030.00812.77
5.5.80.0040.00912.63
5.5.70.0030.00812.58
5.5.60.0040.00612.77
5.5.50.0030.00712.74
5.5.40.0050.00712.85
5.5.30.0030.01012.62
5.5.20.0030.00812.83
5.5.10.0040.00712.45
5.5.00.0020.01112.53
5.4.450.0170.02813.85
5.4.440.0330.02513.60
5.4.430.0070.02113.79
5.4.420.0270.02113.93
5.4.410.0320.02313.79
5.4.400.0200.02313.70
5.4.390.0230.02213.81
5.4.380.0180.02613.59
5.4.370.0190.02013.53
5.4.360.0180.02113.59
5.4.350.0170.02713.43
5.4.340.0130.02913.45
5.4.330.0020.00711.03
5.4.320.0040.02011.45
5.4.310.0060.01911.42
5.4.300.0050.01811.37
5.4.290.0020.02011.49
5.4.280.0030.01711.43
5.4.270.0070.01611.42
5.4.260.0090.02013.56
5.4.250.0070.02213.63
5.4.240.0040.03113.53
5.4.230.0080.02513.67
5.4.220.0070.02113.47
5.4.210.0120.01513.53
5.4.200.0090.01813.60
5.4.190.0040.02413.59
5.4.180.0090.01813.60
5.4.170.0040.02213.69
5.4.160.0040.02313.57
5.4.150.0070.02013.62
5.4.140.0070.02912.85
5.4.130.0080.01712.78
5.4.120.0060.02012.81
5.4.110.0070.02112.74
5.4.100.0100.02312.77
5.4.90.0070.02012.68
5.4.80.0080.02312.82
5.4.70.0060.02412.81
5.4.60.0050.02012.84
5.4.50.0100.01712.66
5.4.40.0070.02012.66
5.4.30.0040.02112.66
5.4.20.0040.02212.84
5.4.10.0040.02212.77
5.4.00.0030.02212.50
5.3.290.0020.02111.31
5.3.280.0080.02311.85
5.3.270.0080.01911.96
5.3.260.0060.02011.99
5.3.250.0060.02311.94
5.3.240.0080.01711.76
5.3.230.0040.02811.91
5.3.220.0040.02211.79
5.3.210.0070.01911.87
5.3.200.0080.02611.80
5.3.190.0040.02711.87
5.3.180.0060.02211.94
5.3.170.0070.01911.93
5.3.160.0050.02112.02
5.3.150.0130.02211.96
5.3.140.0050.03111.87
5.3.130.0030.02311.99
5.3.120.0060.02011.85
5.3.110.0080.02411.95
5.3.100.0070.02711.52
5.3.90.0090.02011.72
5.3.80.0040.02311.55
5.3.70.0090.02411.67
5.3.60.0040.02411.64
5.3.50.0060.01911.68
5.3.40.0070.01811.66
5.3.30.0050.02511.69
5.3.20.0050.01911.44
5.3.10.0050.02011.37
5.3.00.0070.01911.44
5.2.170.0050.02510.44
5.2.160.0100.02510.33
5.2.150.0080.03010.43
5.2.140.0060.02410.41
5.2.130.0070.02210.36
5.2.120.0040.02010.34
5.2.110.0050.02710.35
5.2.100.0020.02410.31
5.2.90.0040.03010.24
5.2.80.0050.02510.10
5.2.70.0020.02410.29
5.2.60.0050.03210.16
5.2.50.0100.02810.24
5.2.40.0050.02410.29
5.2.30.0070.02510.29
5.2.20.0070.02010.19
5.2.10.0020.02710.10
5.2.00.0060.02110.04
5.1.60.0070.0259.61
5.1.50.0030.0239.73
5.1.40.0090.0189.67
5.1.30.0080.0229.79
5.1.20.0070.0239.81
5.1.10.0070.0259.65
5.1.00.0050.0289.69
5.0.50.0050.0188.99
5.0.40.0000.0198.82
5.0.30.0030.0278.79
5.0.20.0030.0198.77
5.0.10.0010.0188.72
5.0.00.0030.0238.81
4.4.90.0060.0118.36
4.4.80.0030.0118.36
4.4.70.0010.0188.36
4.4.60.0050.0098.36
4.4.50.0040.0178.36
4.4.40.0040.0178.36
4.4.30.0060.0158.36
4.4.20.0020.0148.36
4.4.10.0030.0178.36
4.4.00.0030.0238.35
4.3.110.0010.0138.36
4.3.100.0050.0108.36
4.3.90.0070.0078.36
4.3.80.0000.0198.36
4.3.70.0030.0108.36
4.3.60.0030.0118.36
4.3.50.0020.0198.36
4.3.40.0050.0178.36
4.3.30.0040.0098.36
4.3.20.0030.0128.36
4.3.10.0030.0178.36
4.3.00.0070.0128.59

preferences:
49.3 ms | 401 KiB | 5 Q