3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bool2str($bool) { if ($bool === false) { return 'FALSE'; } else { return 'TRUE'; } } function compareObjects(&$o1, &$o2) { echo 'o1 != o2 : ' . bool2str($o1 instanceof $o2) . "\n"; } class Flag { public $flag; function Flag($flag = true) { $this->flag = $flag; } } class OtherFlag { public $flag; function OtherFlag($flag = true) { $this->flag = $flag; } } $o = new Flag(); $p = new Flag(); $q = $o; $r = new OtherFlag(); compareObjects($o, $p); echo "\nЭкземпляры двух разных классов\n"; compareObjects($o, $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)
8.3.40.0130.00618.68
8.3.30.0070.00718.95
8.3.20.0000.00820.35
8.3.10.0040.00423.69
8.3.00.0060.00619.38
8.2.170.0090.01222.96
8.2.160.0130.00020.22
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0030.00526.16
8.2.120.0080.00022.25
8.2.110.0060.00322.10
8.2.100.0040.01117.78
8.2.90.0080.00019.22
8.2.80.0000.00917.97
8.2.70.0030.00617.35
8.2.60.0000.00818.04
8.2.50.0080.00018.07
8.2.40.0000.00819.88
8.2.30.0040.00418.05
8.2.20.0000.00717.81
8.2.10.0050.00218.02
8.2.00.0040.00417.76
8.1.270.0040.00423.91
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0050.00523.83
8.1.230.0120.00019.06
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.13
8.1.190.0060.00317.52
8.1.180.0030.00718.10
8.1.170.0060.00318.50
8.1.160.0030.00621.95
8.1.150.0000.00718.65
8.1.140.0050.00317.46
8.1.130.0000.00717.71
8.1.120.0000.00717.50
8.1.110.0040.00417.43
8.1.100.0000.00717.48
8.1.90.0030.00617.37
8.1.80.0040.00417.37
8.1.70.0000.00717.46
8.1.60.0040.00417.52
8.1.50.0000.00817.49
8.1.40.0000.00817.44
8.1.30.0040.00417.51
8.1.20.0000.00817.59
8.1.10.0000.00717.57
8.1.00.0000.00717.55
8.0.300.0000.00820.80
8.0.290.0000.00717.05
8.0.280.0030.00318.43
8.0.270.0000.00817.21
8.0.260.0000.00617.32
8.0.250.0000.00716.89
8.0.240.0030.00516.94
8.0.230.0060.00316.95
8.0.220.0000.00716.79
8.0.210.0030.00316.91
8.0.200.0030.00317.02
8.0.190.0040.00416.86
8.0.180.0090.00216.97
8.0.170.0080.00016.93
8.0.160.0040.00416.86
8.0.150.0000.00816.93
8.0.140.0080.00016.76
8.0.130.0070.00013.41
8.0.120.0040.00416.87
8.0.110.0000.00716.81
8.0.100.0000.00716.79
8.0.90.0030.00316.97
8.0.80.0130.00316.88
8.0.70.0030.00516.71
8.0.60.0000.00716.86
8.0.50.0000.00716.91
8.0.30.0120.00916.97
8.0.20.0100.00817.40
8.0.10.0080.00016.96
8.0.00.0150.00816.91
7.4.330.0030.00315.14
7.4.320.0000.00716.57
7.4.300.0000.00616.45
7.4.290.0040.00416.54
7.4.280.0000.00716.56
7.4.270.0040.00316.67
7.4.260.0000.00816.52
7.4.250.0000.00816.48
7.4.240.0050.00216.60
7.4.230.0000.00816.71
7.4.220.0100.00716.64
7.4.210.0080.00516.67
7.4.200.0040.00416.65
7.4.190.0070.00016.38
7.4.160.0030.01416.56
7.4.150.0120.00917.40
7.4.140.0080.00817.86
7.4.130.0080.00916.58
7.4.120.0090.00716.58
7.4.110.0060.01216.61
7.4.100.0030.01316.43
7.4.90.0090.00916.63
7.4.80.0160.00619.39
7.4.70.0100.00716.48
7.4.60.0090.00916.55
7.4.50.0020.00216.66
7.4.40.0130.01016.53
7.4.30.0180.00416.64
7.4.00.0120.00514.97
7.3.330.0050.00013.38
7.3.320.0030.00313.39
7.3.310.0050.00216.46
7.3.300.0000.00716.35
7.3.290.0060.01016.40
7.3.280.0030.01416.44
7.3.270.0130.00317.40
7.3.260.0060.01516.59
7.3.250.0130.00316.54
7.3.240.0040.01216.32
7.3.230.0090.00916.52
7.3.210.0110.00716.29
7.3.200.0140.00619.39
7.3.190.0110.01116.65
7.3.180.0130.00316.32
7.3.170.0070.01416.47
7.3.160.0100.00716.49
7.3.120.0070.01114.85
7.3.110.0110.00315.13
7.3.100.0040.01114.86
7.3.90.0070.00714.88
7.3.80.0120.00614.88
7.3.70.0060.00914.86
7.3.60.0070.00714.97
7.3.50.0120.00314.74
7.3.40.0060.00914.82
7.3.30.0040.01114.74
7.3.20.0070.00716.74
7.3.10.0070.00716.71
7.3.00.0050.00916.78
7.2.330.0090.00916.63
7.2.320.0130.01016.71
7.2.310.0140.00316.81
7.2.300.0070.01016.73
7.2.290.0120.00916.64
7.2.250.0030.01714.82
7.2.240.0030.01714.77
7.2.230.0040.01215.03
7.2.220.0030.01014.79
7.2.210.0030.01315.19
7.2.200.0100.00314.81
7.2.190.0030.01414.99
7.2.180.0070.01015.21
7.2.170.0090.00915.10
7.2.130.0090.00617.00
7.2.120.0030.01016.98
7.2.110.0040.00716.92
7.2.100.0030.01316.73
7.2.90.0040.01116.88
7.2.80.0110.00317.06
7.2.70.0080.00416.95
7.2.60.0060.01116.96
7.2.50.0100.00016.72
7.2.40.0160.00016.79
7.2.30.0070.01117.11
7.2.20.0080.00816.97
7.2.10.0060.00317.00
7.2.00.0000.01318.08
7.1.330.0120.00316.07
7.1.320.0060.00915.94
7.1.310.0060.01015.84
7.1.300.0070.01015.95
7.1.290.0060.00915.85
7.1.280.0040.01115.58
7.1.270.0000.01015.90
7.1.260.0040.00815.54
7.1.250.0100.00316.02
7.1.200.0060.00315.89
7.1.100.0060.00318.24
7.1.70.0070.00016.86
7.1.60.0060.00619.46
7.1.50.0070.01516.98
7.1.00.0100.07022.41
7.0.200.0000.00716.81
7.0.140.0070.07021.92
7.0.60.0100.05319.88
7.0.50.0070.09017.87
7.0.40.0130.07320.11
7.0.30.0200.04320.26
7.0.20.0230.04320.25
7.0.10.0070.05720.19
7.0.00.0070.05020.20
5.6.280.0000.07720.93
5.6.210.0100.06320.66
5.6.200.0030.04018.15
5.6.190.0070.04020.57
5.6.180.0130.06320.42
5.6.170.0270.04320.54
5.6.160.0000.04320.50
5.6.150.0100.06718.14
5.6.140.0170.06318.20
5.6.130.0070.08718.24
5.6.120.0130.06721.13
5.6.110.0200.07020.98
5.6.100.0200.04720.99
5.6.90.0000.04720.90
5.6.80.0030.06020.34
5.5.350.4200.04020.43
5.5.340.0030.04318.09
5.5.330.0030.05320.27
5.5.320.0300.07320.20
5.5.310.0370.04720.35
5.5.300.0030.04017.98
5.5.290.0070.04017.95
5.5.280.0070.05320.75
5.5.270.0070.08320.77
5.5.260.0100.07320.95
5.5.250.0070.07020.62
5.5.240.0100.06720.04
5.4.450.0170.07019.21
5.4.440.0170.06019.18
5.4.430.0370.05719.40
5.4.420.0270.07319.61
5.4.410.0230.05019.35
5.4.400.0200.05019.16
5.4.390.0170.07019.29
5.4.380.0170.06318.74
5.4.370.0370.04318.78
5.4.360.0400.05018.59
5.4.350.0330.04718.59
5.4.340.0200.05718.76
5.4.320.0070.03712.52
5.4.310.0060.05012.51
5.4.300.0070.03612.51
5.4.290.0090.03612.50
5.4.280.0040.03812.39
5.4.270.0060.04112.39
5.4.260.0070.05312.39
5.4.250.0090.03812.39
5.4.240.0070.03712.39
5.4.230.0070.04412.38
5.4.220.0050.03712.38
5.4.210.0050.03612.39
5.4.200.0080.04612.38
5.4.190.0100.05112.38
5.4.180.0080.05112.38
5.4.170.0080.04412.38
5.4.160.0080.03312.38
5.4.150.0070.03512.37
5.4.140.0050.03712.05
5.4.130.0100.04912.04
5.4.120.0050.04012.00
5.4.110.0050.05312.00
5.4.100.0050.05612.00
5.4.90.0060.03812.00
5.4.80.0040.04212.00
5.4.70.0080.03512.00
5.4.60.0070.03912.00
5.4.50.0060.03712.00
5.4.40.0080.03611.98
5.4.30.0100.03911.98
5.4.20.0070.05211.98
5.4.10.0050.05311.98
5.4.00.0100.05211.47
5.3.290.0030.05212.80
5.3.280.0090.05412.71
5.3.270.0080.05712.73
5.3.260.0120.05412.72
5.3.250.0090.05512.72
5.3.240.0070.05812.71
5.3.230.0070.05612.71
5.3.220.0070.04512.68
5.3.210.0130.06212.68
5.3.200.0120.03812.68
5.3.190.0060.04512.68
5.3.180.0160.04912.68
5.3.170.0140.07212.67
5.3.160.0260.08312.68
5.3.150.0100.07812.67
5.3.140.0120.05412.66
5.3.130.0130.07212.66
5.3.120.0130.05912.66
5.3.110.0100.07212.66
5.3.100.0040.05812.12
5.3.90.0080.04812.10
5.3.80.0120.06512.10
5.3.70.0120.07512.10
5.3.60.0090.09412.08
5.3.50.0130.08312.04
5.3.40.0060.05312.03
5.3.30.0110.05911.98
5.3.20.0080.05011.77
5.3.10.0080.05111.74
5.3.00.0090.04811.73
5.2.170.0090.0339.23
5.2.160.0070.0359.23
5.2.150.0090.0459.23
5.2.140.0100.0569.22
5.2.130.0080.0559.18
5.2.120.0080.0489.19
5.2.110.0070.0469.19
5.2.100.0090.0779.19
5.2.90.0070.0639.18
5.2.80.0130.0469.18
5.2.70.0090.0449.18
5.2.60.0100.0459.14
5.2.50.0030.0549.11
5.2.40.0070.0409.09
5.2.30.0070.0429.06
5.2.20.0060.0549.04
5.2.10.0080.0648.95
5.2.00.0070.0408.82
5.1.60.0100.0378.10
5.1.50.0080.0318.09
5.1.40.0100.0318.07
5.1.30.0070.0368.43
5.1.20.0080.0458.45
5.1.10.0120.0498.17
5.1.00.0030.0298.17
5.0.50.0050.0226.65
5.0.40.0100.0266.51
5.0.30.0090.0486.33
5.0.20.0080.0216.29
5.0.10.0030.0226.27
5.0.00.0080.0366.26
4.4.90.0030.0194.78
4.4.80.0020.0234.76
4.4.70.0060.0184.75
4.4.60.0020.0174.76
4.4.50.0020.0164.77
4.4.40.0010.0274.71
4.4.30.0050.0154.75
4.4.20.0070.0194.85
4.4.10.0080.0194.85
4.4.00.0040.0294.75
4.3.110.0080.0314.67
4.3.100.0060.0254.66
4.3.90.0100.0324.63
4.3.80.0060.0344.58
4.3.70.0060.0234.63
4.3.60.0040.0294.63
4.3.50.0050.0274.63
4.3.40.0050.0364.54
4.3.30.0060.0313.30
4.3.20.0030.0313.28
4.3.10.0030.0223.24
4.3.00.0070.0207.31

preferences:
41.18 ms | 400 KiB | 5 Q