3v4l.org

run code in 300+ PHP versions simultaneously
<?php class TestOb { public function has() { $str = serialize($this); print_R($str); } } $d = new TestOb(); $d->has();

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)
8.3.60.0100.00716.38
8.3.50.0120.00516.43
8.3.40.0100.00618.41
8.3.30.0150.00018.59
8.3.20.0050.00318.60
8.3.10.0040.00418.57
8.3.00.0090.00019.08
8.2.180.0140.00316.50
8.2.170.0100.01022.96
8.2.160.0100.00618.88
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0000.00820.66
8.2.110.0030.00722.33
8.2.100.0130.00317.66
8.2.90.0000.00819.13
8.2.80.0050.00317.97
8.2.70.0030.00617.63
8.2.60.0000.00818.04
8.2.50.0040.00417.79
8.2.40.0040.00419.23
8.2.30.0050.00317.66
8.2.20.0000.00917.49
8.2.10.0000.00717.60
8.2.00.0050.00317.49
8.1.280.0070.00725.92
8.1.270.0060.00323.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0050.00520.64
8.1.230.0100.00020.98
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0030.00617.25
8.1.190.0040.00417.10
8.1.180.0030.00518.10
8.1.170.0060.00317.62
8.1.160.0070.00019.01
8.1.150.0000.00718.49
8.1.140.0020.00517.38
8.1.130.0070.00017.39
8.1.120.0000.00717.40
8.1.110.0000.00717.28
8.1.100.0000.00717.27
8.1.90.0000.00717.41
8.1.80.0040.00417.45
8.1.70.0000.00717.29
8.1.60.0060.00317.55
8.1.50.0000.00817.43
8.1.40.0000.00917.40
8.1.30.0000.00817.48
8.1.20.0020.00517.60
8.1.10.0080.00017.47
8.1.00.0040.00417.47
8.0.300.0070.00018.77
8.0.290.0050.00316.63
8.0.280.0040.00418.45
8.0.270.0070.00017.15
8.0.260.0030.00316.75
8.0.250.0040.00416.81
8.0.240.0040.00416.89
8.0.230.0050.00316.87
8.0.220.0040.00416.83
8.0.210.0020.00516.76
8.0.200.0000.00616.84
8.0.190.0030.00616.79
8.0.180.0030.00616.75
8.0.170.0060.00316.70
8.0.160.0040.00316.83
8.0.150.0070.00316.66
8.0.140.0070.00016.82
8.0.130.0050.00013.28
8.0.120.0040.00416.82
8.0.110.0000.00716.94
8.0.100.0000.00716.95
8.0.90.0020.00516.82
8.0.80.0040.01016.80
8.0.70.0040.00416.87
8.0.60.0040.00416.67
8.0.50.0000.00916.87
8.0.30.0110.00617.00
8.0.20.0080.01417.07
8.0.10.0080.00017.01
8.0.00.0060.01116.62
7.4.330.0050.00012.86
7.4.320.0000.00616.52
7.4.300.0030.00316.60
7.4.290.0030.00316.40
7.4.280.0040.00416.49
7.4.270.0030.00316.46
7.4.260.0050.00013.33
7.4.250.0000.00816.50
7.4.240.0030.00316.46
7.4.230.0020.00716.40
7.4.220.0120.00816.50
7.4.210.0090.00616.63
7.4.200.0030.00616.62
7.4.190.0040.00416.75
7.4.160.0060.00916.39
7.4.150.0130.00316.60
7.4.140.0130.00516.49
7.4.130.0160.00316.61
7.4.120.0110.00516.49
7.4.110.0100.01316.48
7.4.100.0030.01516.50
7.4.90.0030.01316.49
7.4.80.0060.01519.39
7.4.70.0160.00316.37
7.4.60.0040.01216.41
7.4.50.0000.00616.29
7.4.40.0100.00716.37
7.4.30.0060.01216.58
7.4.00.0070.00715.10
7.3.330.0060.00013.20
7.3.320.0070.00013.19
7.3.310.0000.00716.27
7.3.300.0040.00316.23
7.3.290.0090.01016.20
7.3.280.0100.00416.20
7.3.270.0060.01016.16
7.3.260.0160.00016.32
7.3.250.0130.00716.34
7.3.240.0070.01016.35
7.3.230.0080.00816.28
7.3.210.0130.00316.52
7.3.200.0080.00816.15
7.3.190.0070.01416.06
7.3.180.0110.00516.23
7.3.170.0140.00416.17
7.3.160.0100.00716.32
7.3.120.0090.00614.41
7.3.10.0040.01116.75
7.3.00.0060.00916.39
7.2.330.0060.01016.50
7.2.320.0140.00416.66
7.2.310.0080.00816.73
7.2.300.0070.01016.28
7.2.290.0110.00616.55
7.2.130.0030.01316.89
7.2.120.0090.00916.76
7.2.110.0090.00616.58
7.2.100.0000.01316.95
7.2.90.0070.00716.81
7.2.80.0030.00916.59
7.2.70.0060.00317.02
7.2.60.0030.01016.61
7.2.50.0030.01016.85
7.2.40.0070.01016.74
7.2.30.0080.00816.55
7.2.20.0000.01816.91
7.2.10.0040.00716.84
7.2.00.0090.00718.03
7.1.250.0060.00615.80
7.1.100.0280.00617.73
7.1.70.0000.00817.11
7.1.60.0070.01319.30
7.1.50.0150.00616.89
7.1.00.0030.04722.43
7.0.200.0040.00416.43
7.0.140.0100.06721.94
7.0.120.0030.04722.04
7.0.60.0070.04719.85
7.0.50.0170.07717.85
7.0.40.0070.04020.11
7.0.30.0200.05020.19
7.0.20.0330.05020.14
7.0.10.0070.04020.33
7.0.00.0070.08320.09
5.6.280.0070.07020.82
5.6.210.0170.07720.71
5.6.200.0000.05718.14
5.6.190.0000.04720.77
5.6.180.0230.04320.52
5.6.170.0200.06320.62
5.6.160.0100.08020.39
5.6.150.0000.04018.27
5.6.140.0130.06018.14
5.6.130.0070.08318.27
5.6.120.0100.08721.02
5.6.110.0030.09321.02
5.6.100.0030.04721.02
5.6.90.0030.04320.97
5.6.80.0070.06320.36
5.5.350.3500.04320.42
5.5.340.0000.08718.07
5.5.330.0030.06320.28
5.5.320.0170.07020.25
5.5.310.0370.06720.24
5.5.300.0100.07717.95
5.5.290.0070.07717.93
5.5.280.0130.05320.85
5.5.270.0000.07020.64
5.5.260.0070.04020.86
5.5.250.0070.06320.79
5.5.240.0070.07320.28
5.4.450.0170.04319.48
5.4.440.0100.03719.48
5.4.430.0100.08019.56
5.4.420.0170.07319.40
5.4.410.0070.06019.13
5.4.400.0230.06718.93
5.4.390.0130.03319.24
5.4.380.0130.04018.94
5.4.370.0100.04019.08
5.4.360.0230.06318.98
5.4.350.0070.07319.25
5.4.340.0100.07719.26
5.4.320.0100.04318.93
5.4.310.0030.04019.24
5.4.300.0130.06319.24
5.4.290.0100.06019.18
5.4.280.0000.04719.15
5.4.270.0070.06718.97
5.4.260.0030.03719.12
5.4.250.0100.06318.86
5.4.240.0100.06018.84
5.4.230.0070.05019.24
5.4.220.0000.05319.23
5.4.210.0070.06319.15
5.4.200.0030.06018.96
5.4.190.0100.05319.11
5.4.180.0130.07018.86
5.4.170.0030.04719.23
5.4.160.0030.08019.14
5.4.150.0030.04019.06
5.4.140.0100.07716.39
5.4.130.0070.07016.39
5.4.120.0070.03316.47
5.4.110.0030.06716.47
5.4.100.0000.05316.55
5.4.90.0100.06016.47
5.4.80.0070.04016.65
5.4.70.0070.07316.26
5.4.60.0030.04316.45
5.4.50.0030.04316.36
5.4.40.0030.03716.36
5.4.30.0030.07316.40
5.4.20.0130.07016.42
5.4.10.0130.06716.36
5.4.00.0070.07715.84
5.3.290.0000.04314.82
5.3.280.0000.05014.75
5.3.270.0130.07014.67
5.3.260.0030.05314.59
5.3.250.0000.05714.65
5.3.240.0000.04314.60
5.3.230.0070.04014.64
5.3.220.0000.04714.59
5.3.210.0030.06714.55
5.3.200.0030.06314.63
5.3.190.0130.06714.63
5.3.180.0100.06314.61
5.3.170.0070.07014.58
5.3.160.0070.06714.48
5.3.150.0070.06314.57
5.3.140.0070.07314.59
5.3.130.0130.06314.52
5.3.120.0030.07714.54
5.3.110.0070.06014.57
5.3.100.0030.07714.20
5.3.90.0030.04713.93
5.3.80.0100.06314.06
5.3.70.0070.04314.03
5.3.60.0130.06714.05
5.3.50.0100.07014.00
5.3.40.0100.07313.91
5.3.30.0070.07013.87
5.3.20.0030.05013.61
5.3.10.0070.06713.54
5.3.00.0030.05313.66
5.2.170.0070.04011.20
5.2.160.0070.04011.20
5.2.150.0070.04011.13
5.2.140.0070.06011.20
5.2.130.0030.03011.15
5.2.120.0000.06311.03
5.2.110.0000.03311.10
5.2.100.0000.07011.11
5.2.90.0000.05711.24
5.2.80.0030.05711.14
5.2.70.0000.03711.15
5.2.60.0030.06311.02
5.2.50.0070.03311.07
5.2.40.0030.06010.94
5.2.30.0000.04710.93
5.2.20.0100.06011.11
5.2.10.0070.04710.87
5.2.00.0030.03710.63
5.1.60.0030.04710.14
5.1.50.0070.03310.13
5.1.40.0130.0409.97
5.1.30.0070.05310.40
5.1.20.0030.04710.34
5.1.10.0000.05710.13
5.1.00.0100.0509.97
5.0.50.0000.0478.56
5.0.40.0000.0338.38
5.0.30.0000.0678.13
5.0.20.0030.0338.34
5.0.10.0000.0308.19
5.0.00.0030.0378.18
4.4.90.0000.0238.09
4.4.80.0000.0378.09
4.4.70.0000.0278.09
4.4.60.0070.0308.09
4.4.50.0030.0278.09
4.4.40.0030.0478.09
4.4.30.0030.0208.09
4.4.20.0030.0208.09
4.4.10.0030.0278.09
4.4.00.0130.0478.09
4.3.110.0000.0178.09
4.3.100.0030.0338.09
4.3.90.0030.0338.09
4.3.80.0030.0238.09
4.3.70.0000.0178.09
4.3.60.0130.0278.09
4.3.50.0070.0178.09
4.3.40.0000.0308.09
4.3.30.0000.0208.09
4.3.20.0000.0208.09
4.3.10.0000.0278.09
4.3.00.0000.0378.09

preferences:
46.76 ms | 401 KiB | 5 Q