3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} $a = new A(); $b = $a; var_dump ($a === $b);

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)
8.3.40.0070.01418.54
8.3.30.0180.00318.88
8.3.20.0090.00920.00
8.3.10.0100.00023.39
8.3.00.0040.00419.25
8.2.170.0170.00318.79
8.2.160.0070.00722.96
8.2.150.0050.00324.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00422.24
8.2.110.0040.00422.08
8.2.100.0080.00417.50
8.2.90.0070.00019.23
8.2.80.0080.00017.97
8.2.70.0050.00517.50
8.2.60.0040.01217.65
8.2.50.0070.00418.07
8.2.40.0000.00718.03
8.2.30.0040.00417.98
8.2.20.0000.00717.70
8.2.10.0070.00017.91
8.2.00.0080.00017.49
8.1.270.0090.00022.14
8.1.260.0000.00926.35
8.1.250.0070.00028.09
8.1.240.0040.00423.88
8.1.230.0030.00919.01
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.09
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0050.00518.65
8.1.160.0000.00822.01
8.1.150.0000.00818.82
8.1.140.0040.00417.43
8.1.130.0070.00017.78
8.1.120.0040.00417.34
8.1.110.0040.00417.42
8.1.100.0040.00417.41
8.1.90.0000.00717.38
8.1.80.0080.00017.43
8.1.70.0040.00417.40
8.1.60.0000.00817.56
8.1.50.0050.00317.43
8.1.40.0000.00817.41
8.1.30.0080.00017.63
8.1.20.0050.00217.58
8.1.10.0030.00517.62
8.1.00.0040.00417.41
8.0.300.0070.00018.77
8.0.290.0040.00416.58
8.0.280.0000.00718.27
8.0.270.0030.00317.24
8.0.260.0050.00317.20
8.0.250.0070.00016.91
8.0.240.0030.00316.91
8.0.230.0030.00316.80
8.0.220.0000.00716.90
8.0.210.0000.00616.77
8.0.200.0040.00416.80
8.0.190.0040.00416.84
8.0.180.0040.00416.89
8.0.170.0040.00416.84
8.0.160.0040.00416.84
8.0.150.0000.00816.73
8.0.140.0060.00316.77
8.0.130.0000.00713.17
8.0.120.0000.00916.79
8.0.110.0040.00316.79
8.0.100.0080.00016.85
8.0.90.0040.00416.90
8.0.80.0120.01216.82
8.0.70.0000.00716.72
8.0.60.0070.00016.90
8.0.50.0070.00016.89
8.0.30.0110.01116.95
8.0.20.0120.00817.40
8.0.10.0040.00416.90
8.0.00.0120.00716.93
7.4.330.0020.00215.02
7.4.320.0030.00316.49
7.4.300.0030.00316.50
7.4.290.0030.00316.59
7.4.280.0050.00516.50
7.4.270.0030.00316.58
7.4.260.0040.00416.52
7.4.250.0040.00416.47
7.4.240.0000.00716.46
7.4.230.0030.00316.53
7.4.220.0060.01416.46
7.4.210.0090.00616.45
7.4.200.0000.00716.44
7.4.160.0120.00416.42
7.4.150.0110.00717.40
7.4.140.0100.01117.86
7.4.130.0110.00916.54
7.4.120.0100.00816.46
7.4.110.0060.00916.69
7.4.100.0160.00616.45
7.4.90.0030.01416.61
7.4.80.0060.01119.39
7.4.70.0130.00316.56
7.4.60.0090.00816.47
7.4.50.0000.00516.30
7.4.40.0030.01316.51
7.4.30.0070.01016.48
7.4.00.0100.00414.91
7.3.330.0020.00213.07
7.3.320.0000.00613.05
7.3.310.0000.00816.20
7.3.300.0000.00716.15
7.3.290.0040.01316.26
7.3.280.0100.00616.22
7.3.270.0060.01117.40
7.3.260.0100.01316.44
7.3.250.0050.01116.49
7.3.240.0150.00916.25
7.3.230.0060.01116.48
7.3.210.0160.00316.41
7.3.200.0090.01219.39
7.3.190.0060.01216.48
7.3.180.0060.01416.51
7.3.170.0060.01016.27
7.3.160.0130.00316.27
7.2.330.0100.00716.43
7.2.320.0090.00916.46
7.2.310.0060.01616.36
7.2.300.0090.00816.39
7.2.290.0140.00316.64
7.2.120.0070.00716.67
7.2.110.0080.00616.29
7.2.100.0030.01016.52
7.2.90.0060.00616.54
7.2.80.0080.00816.54
7.2.70.0140.00416.93
7.2.60.0060.00916.74
7.2.50.0100.00716.93
7.2.40.0080.00916.95
7.2.30.0100.00516.95
7.2.20.0130.00016.80
7.2.10.0070.01016.71
7.2.00.0060.00917.99
7.1.240.0030.01015.80
7.1.230.0030.00615.90
7.1.220.0000.01415.80
7.1.210.0030.00715.87
7.1.200.0060.01015.75
7.1.190.0080.00415.65
7.1.180.0100.00315.80
7.1.170.0070.00715.82
7.1.160.0060.00915.75
7.1.150.0130.00315.45
7.1.140.0150.00015.64
7.1.130.0070.00915.70
7.1.120.0060.00815.66
7.1.110.0040.01115.78
7.1.100.0080.00416.93
7.1.90.0130.00015.91
7.1.80.0070.00715.71
7.1.70.0090.00516.37
7.1.60.0060.00817.30
7.1.50.0070.00816.18
7.1.40.0160.00015.67
7.1.30.0100.00615.72
7.1.20.0090.00915.77
7.1.10.0120.00315.68
7.1.00.0080.04019.15
7.0.320.0040.01215.36
7.0.310.0070.00715.25
7.0.300.0090.00615.25
7.0.290.0140.00415.49
7.0.280.0080.00515.00
7.0.270.0130.00015.25
7.0.260.0030.01215.29
7.0.250.0070.00415.28
7.0.240.0090.00615.38
7.0.230.0130.00015.34
7.0.220.0120.00415.33
7.0.210.0090.00315.48
7.0.200.0040.00615.89
7.0.190.0050.01015.30
7.0.180.0120.00315.05
7.0.170.0070.00515.25
7.0.160.0100.00615.36
7.0.150.0000.01615.52
7.0.140.0060.03918.68
7.0.130.0060.01115.48
7.0.120.0150.00015.20
7.0.110.0100.00615.26
7.0.100.0140.00215.30
7.0.90.0820.00715.39
7.0.80.0000.01215.17
7.0.70.0110.00515.29
7.0.60.0040.03817.60
7.0.50.0060.03616.75
7.0.40.0090.04816.88
7.0.30.0190.03216.65
7.0.20.0120.03116.76
7.0.10.0100.02316.66
7.0.00.0080.04616.75
5.6.380.0070.00714.16
5.6.370.0060.00614.50
5.6.360.0120.00314.11
5.6.350.0110.00414.22
5.6.340.0120.00414.16
5.6.330.0110.00414.57
5.6.320.0100.00514.52
5.6.310.0040.01214.12
5.6.300.0100.00714.24
5.6.290.0110.00514.19
5.6.280.0170.03017.50
5.6.270.0100.00714.34
5.6.260.0140.00614.43
5.6.250.0130.00314.39
5.6.240.0100.00314.56
5.6.230.0060.00614.34
5.6.220.0090.00314.25
5.6.210.0080.02317.44
5.6.200.0030.03516.18
5.6.190.0060.02617.34
5.6.180.0180.04117.33
5.6.170.0160.02017.31
5.6.160.0100.03817.42
5.6.150.0070.03416.19
5.6.140.0100.02816.18
5.6.130.0120.03916.41
5.6.120.0070.02717.64
5.6.110.0050.04217.80
5.6.100.0070.04317.74
5.6.90.0070.04817.73
5.6.80.0080.04617.43
5.6.70.2270.02417.18
5.6.60.0000.01614.11
5.6.50.0140.00214.14
5.6.40.0070.00514.25
5.6.30.0120.00314.27
5.6.20.0070.01114.39
5.6.10.0160.00014.12
5.6.00.0110.00314.34
5.5.380.0040.00411.12
5.5.370.0000.01311.36
5.5.360.0070.00310.82
5.5.350.0120.04215.77
5.5.340.0070.03214.55
5.5.330.0090.02015.79
5.5.320.0090.02515.86
5.5.310.0100.02315.73
5.5.300.0070.04514.72
5.5.290.0050.02814.61
5.5.280.0060.03815.81
5.5.270.0060.04716.03
5.5.260.0150.03815.93
5.5.250.0100.03015.81
5.5.240.0120.04015.62
5.5.230.0110.00010.90
5.5.220.0050.00511.14
5.5.210.0090.00311.16
5.5.200.0120.00010.96
5.5.190.0090.00610.92
5.5.180.0100.00210.88
5.5.170.0030.01314.11
5.5.160.0080.00411.05
5.5.150.0090.00411.20
5.5.140.0090.00210.92
5.5.130.0080.00211.14
5.5.120.0110.00611.19
5.5.110.0000.01311.18
5.5.100.0070.00411.03
5.5.90.0080.00011.21
5.5.80.0080.00411.34
5.5.70.0100.00311.19
5.5.60.0070.00710.95
5.5.50.0080.00311.29
5.5.40.0060.00610.86
5.5.30.0040.00810.96
5.5.20.0030.00611.03
5.5.10.0070.00311.15
5.5.00.0000.01310.90
5.4.450.0160.04115.06
5.4.440.0210.03815.01
5.4.430.0140.02215.24
5.4.420.0150.02015.30
5.4.410.0210.03515.12
5.4.400.0200.02015.00
5.4.390.0210.03115.13
5.4.380.0210.02314.98
5.4.370.0170.03714.97
5.4.360.0190.02414.99
5.4.350.0100.02315.04
5.4.340.0170.03215.08
5.4.330.0110.00411.01
5.4.320.0140.03214.94
5.4.310.0150.02315.06
5.4.300.0180.02114.95
5.4.290.0140.01915.20
5.4.280.0120.03514.97
5.4.270.0150.03515.03
5.4.260.0150.02014.97
5.4.250.0130.01815.04
5.4.240.0130.03815.17
5.4.230.0160.02615.02
5.4.220.0160.02014.86
5.4.210.0170.03514.95
5.4.200.0130.04315.01
5.4.190.0170.03014.81
5.4.180.0170.01514.88
5.4.170.0140.02215.16
5.4.160.0190.03714.80
5.4.150.0170.02314.84
5.4.140.0110.03113.58
5.4.130.0130.02013.78
5.4.120.0200.02013.64
5.4.110.0210.03513.78
5.4.100.0150.02413.72
5.4.90.0110.02613.79
5.4.80.0120.02713.80
5.4.70.0120.01913.67
5.4.60.0170.03013.82
5.4.50.0120.01913.66
5.4.40.0160.03113.72
5.4.30.0100.02913.78
5.4.20.0080.03513.49
5.4.10.0160.03113.78
5.4.00.0120.02213.45
5.3.290.0130.02212.62
5.3.280.0190.01812.49
5.3.270.0130.01812.49
5.3.260.0100.02212.64
5.3.250.0080.02312.57
5.3.240.0120.02012.54
5.3.230.0150.01712.49
5.3.220.0090.02012.38
5.3.210.0110.02112.46
5.3.200.0140.02512.40
5.3.190.0080.02812.50
5.3.180.0170.01512.62
5.3.170.0150.01712.51
5.3.160.0100.02012.46
5.3.150.0160.01812.44
5.3.140.0140.01712.41
5.3.130.0090.02612.58
5.3.120.0090.02312.34
5.3.110.0090.02312.48
5.3.100.0150.02012.11
5.3.90.0100.02312.33
5.3.80.0130.02512.20
5.3.70.0160.01812.06
5.3.60.0160.01712.24
5.3.50.0180.01812.08
5.3.40.0150.02312.21
5.3.30.0140.01812.14
5.3.20.0240.02512.04
5.3.10.0130.02011.84
5.3.00.0190.01711.93
5.2.170.0130.01610.33
5.2.160.0190.02310.48
5.2.150.0100.01810.33
5.2.140.0130.01710.28
5.2.130.0110.01710.31
5.2.120.0130.02010.28
5.2.110.0150.01510.25
5.2.100.0170.01510.42
5.2.90.0120.01910.27
5.2.80.0130.01810.32
5.2.70.0100.01710.11
5.2.60.0110.02010.13
5.2.50.0100.02310.21
5.2.40.0120.01310.28
5.2.30.0080.01810.16
5.2.20.0070.02010.13
5.2.10.0090.01810.03
5.2.00.0070.0179.80
5.1.60.0090.0149.26
5.1.50.0080.0139.31
5.1.40.0110.0159.33
5.1.30.0090.0159.57
5.1.20.0120.0239.38
5.1.10.0110.0189.32
5.1.00.0130.0289.28
5.0.50.0050.0128.48
5.0.40.0090.0198.42
5.0.30.0000.0228.39
5.0.20.0070.0208.31
5.0.10.0070.0228.28
5.0.00.0060.0318.24
4.4.90.0110.0168.01
4.4.80.0030.0118.01
4.4.70.0030.0098.01
4.4.60.0060.0188.01
4.4.50.0070.0078.01
4.4.40.0100.0228.01
4.4.30.0050.0128.01
4.4.20.0070.0208.01
4.4.10.0070.0158.01
4.4.00.0060.0168.01
4.3.110.0030.0148.01
4.3.100.0050.0188.01
4.3.90.0060.0128.01
4.3.80.0080.0158.01
4.3.70.0050.0158.01
4.3.60.0050.0108.01
4.3.50.0050.0118.01
4.3.40.0080.0278.01
4.3.30.0070.0138.01
4.3.20.0050.0208.01
4.3.10.0030.0108.01
4.3.00.0050.0168.01

preferences:
46.66 ms | 400 KiB | 5 Q