3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new \stdClass(); $a->foo = 'bar'; $b = clone $a; $ah = spl_object_hash($a); $bh = spl_object_hash($b); echo $ah . PHP_EOL; echo $bh . PHP_EOL; echo $ah == $bh ? 'true' : 'false';

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)
8.3.40.0060.01218.75
8.3.30.0090.00618.70
8.3.20.0040.00420.19
8.3.10.0040.00423.70
8.3.00.0040.00419.15
8.2.170.0030.01222.96
8.2.160.0100.01020.43
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0090.00017.63
8.2.120.0080.00026.35
8.2.110.0100.00019.14
8.2.100.0060.00617.72
8.2.90.0050.00319.21
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0000.00817.80
8.2.50.0080.00018.07
8.2.40.0040.00419.34
8.2.30.0000.00820.55
8.2.20.0060.00317.60
8.2.10.0040.00418.02
8.2.00.0000.00818.04
8.1.270.0060.00323.75
8.1.260.0030.00528.09
8.1.250.0070.00028.09
8.1.240.0060.00321.37
8.1.230.0120.00017.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00817.47
8.1.190.0110.00017.13
8.1.180.0040.00418.10
8.1.170.0060.00318.67
8.1.160.0040.00422.07
8.1.150.0030.00518.85
8.1.140.0040.00419.49
8.1.130.0030.00317.66
8.1.120.0000.00817.40
8.1.110.0000.00717.50
8.1.100.0000.00817.42
8.1.90.0040.00417.38
8.1.80.0000.00817.33
8.1.70.0000.00717.49
8.1.60.0000.00817.55
8.1.50.0000.00817.48
8.1.40.0030.00617.49
8.1.30.0030.00517.69
8.1.20.0040.00417.54
8.1.10.0040.00417.58
8.1.00.0050.00317.48
8.0.300.0000.00718.77
8.0.290.0050.00216.75
8.0.280.0000.00818.35
8.0.270.0030.00317.26
8.0.260.0000.00617.31
8.0.250.0000.00716.91
8.0.240.0070.00016.94
8.0.230.0000.01016.95
8.0.220.0040.00416.75
8.0.210.0000.00716.89
8.0.200.0000.00616.88
8.0.190.0030.00616.86
8.0.180.0050.00216.81
8.0.170.0040.00416.80
8.0.160.0040.00416.80
8.0.150.0000.00716.83
8.0.140.0000.00716.89
8.0.130.0040.00413.28
8.0.120.0060.00316.84
8.0.110.0000.00716.81
8.0.100.0050.00216.67
8.0.90.0070.00016.86
8.0.80.0050.01016.88
8.0.70.0040.00416.79
8.0.60.0040.00416.89
8.0.50.0050.00316.91
8.0.30.0090.00917.16
8.0.20.0110.01017.40
8.0.10.0070.00016.82
8.0.00.0080.01116.83
7.4.330.0060.00015.08
7.4.320.0030.00316.40
7.4.300.0090.00016.59
7.4.290.0000.00716.49
7.4.280.0050.00316.50
7.4.270.0030.00316.62
7.4.260.0000.00616.35
7.4.250.0070.00016.46
7.4.240.0040.00316.47
7.4.230.0000.00816.60
7.4.220.0160.00716.54
7.4.210.0070.00716.67
7.4.200.0040.00416.63
7.4.160.0100.00616.37
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0080.00916.45
7.4.120.0120.00616.48
7.4.110.0030.02016.45
7.4.100.0090.00816.46
7.4.90.0030.01316.55
7.4.80.0040.01319.39
7.4.70.0090.01216.54
7.4.60.0040.01216.61
7.4.50.0100.00416.45
7.4.40.0090.00916.25
7.4.30.0100.00716.77
7.4.00.0090.00614.93
7.3.330.0050.00313.14
7.3.320.0050.00013.01
7.3.310.0070.00016.30
7.3.300.0000.00616.30
7.3.290.0090.00816.26
7.3.280.0100.00816.26
7.3.270.0130.00517.40
7.3.260.0140.00616.19
7.3.250.0140.00416.27
7.3.240.0110.01016.49
7.3.230.0140.00316.39
7.3.210.0070.01716.32
7.3.200.0060.01016.43
7.3.190.0120.00316.38
7.3.180.0060.01016.50
7.3.170.0030.01316.27
7.3.160.0180.00016.35
7.3.00.0090.00616.60
7.2.330.0040.01516.41
7.2.320.0100.01016.68
7.2.310.0080.00816.87
7.2.300.0060.01216.45
7.2.290.0040.01316.55
7.2.130.0070.00716.63
7.2.120.0000.01116.94
7.2.110.0120.00617.02
7.2.100.0060.00816.80
7.2.90.0030.01316.93
7.2.80.0040.01216.84
7.2.70.0000.01516.99
7.2.60.0050.00916.84
7.2.50.0070.00716.89
7.2.40.0000.01316.82
7.2.30.0120.00316.78
7.2.20.0150.00016.87
7.2.10.0100.00617.01
7.2.00.0110.00318.27
7.1.250.0050.00315.65
7.1.240.0100.00315.64
7.1.230.0160.00315.72
7.1.220.0040.00415.52
7.1.210.0070.01015.70
7.1.200.0020.01115.57
7.1.190.0070.00315.73
7.1.180.0040.01215.43
7.1.170.0030.01015.65
7.1.160.0100.00715.80
7.1.150.0090.00615.71
7.1.140.0090.00615.68
7.1.130.0060.00615.88
7.1.120.0110.00415.81
7.1.110.0030.01315.72
7.1.100.0030.01216.94
7.1.90.0060.00315.59
7.1.80.0060.00915.86
7.1.70.0090.00716.40
7.1.60.0130.00517.46
7.1.50.0090.00716.06
7.1.40.0070.00715.74
7.1.30.0090.00615.70
7.1.20.0060.00915.69
7.1.10.0070.00715.49
7.1.00.0100.03818.95
7.0.330.0090.00315.20
7.0.320.0070.00715.36
7.0.310.0070.00715.16
7.0.300.0090.00315.17
7.0.290.0100.00315.26
7.0.280.0070.00715.29
7.0.270.0000.01415.14
7.0.260.0090.00315.33
7.0.250.0060.00915.16
7.0.240.0090.00015.46
7.0.230.0000.01115.09
7.0.220.0070.00715.16
7.0.210.0060.00315.03
7.0.200.0050.00815.83
7.0.190.0070.00715.43
7.0.180.0040.01114.95
7.0.170.0060.00615.27
7.0.160.0000.00815.30
7.0.150.0070.01015.36
7.0.140.0040.01115.01
7.0.130.0090.00315.43
7.0.120.0030.01015.41
7.0.110.0070.00715.40
7.0.100.0060.00615.32
7.0.90.0000.01415.55
7.0.80.0030.00715.44
7.0.70.0110.00415.41
7.0.60.0130.03817.44
7.0.50.0100.04016.56
7.0.40.0030.03616.65
7.0.30.0270.04016.69
7.0.20.0180.04016.75
7.0.10.0100.04016.62
7.0.00.0030.02716.72
5.6.380.0040.01114.04
5.6.370.0080.00814.18
5.6.360.0070.00714.52
5.6.350.0070.00714.37
5.6.340.0090.00914.11
5.6.330.0130.00514.36
5.6.320.0000.01314.17
5.6.310.0070.00714.46
5.6.300.0070.00714.41
5.6.290.0000.01814.27
5.6.280.0020.02117.73
5.6.270.0000.01414.34
5.6.260.0060.00614.17
5.6.250.0060.00914.06
5.6.240.0110.00414.27
5.6.230.0070.00714.07
5.6.220.0090.00914.12
5.6.210.0050.04917.34
5.6.200.0090.04316.09
5.6.190.0070.02617.51
5.6.180.2170.02717.18
5.6.170.0190.04217.51
5.6.160.0080.03817.55
5.6.150.0050.04716.38
5.6.140.0070.03016.22
5.6.130.0040.02516.10
5.6.120.0060.04417.58
5.6.110.0120.04217.66
5.6.100.0050.02517.79
5.6.90.0100.03817.50
5.6.80.0120.03517.28
5.6.70.0070.00714.16
5.6.60.0070.01014.17
5.6.50.0090.00314.30
5.6.40.0030.01014.09
5.6.30.0110.00714.10
5.6.20.0000.01114.45
5.6.10.0080.00514.07
5.6.00.0030.01314.07
5.5.380.0070.00710.93
5.5.370.0050.00811.11
5.5.360.0020.00710.61
5.5.350.2170.02615.60
5.5.340.0030.03914.36
5.5.330.0000.05215.77
5.5.320.0060.02115.77
5.5.310.0220.03815.79
5.5.300.0090.04014.57
5.5.290.0050.02214.58
5.5.280.0080.04515.75
5.5.270.0080.03815.80
5.5.260.0120.04015.94
5.5.250.0100.03815.72
5.5.240.0130.04215.42
5.5.230.0030.00711.08
5.5.220.0030.01011.06
5.5.210.0040.00810.88
5.5.200.0030.00910.73
5.5.190.0000.01010.89
5.5.180.0000.00710.87
5.5.170.0060.00610.87
5.5.160.0050.00510.80
5.5.150.0090.00510.91
5.5.140.0070.00311.05
5.5.130.0060.00610.74
5.5.120.0060.00611.00
5.5.110.0030.00711.02
5.5.100.0000.01211.22
5.5.90.0080.00411.07
5.5.80.0080.00311.21
5.5.70.0060.00611.01
5.5.60.0030.00910.78
5.5.50.0040.00810.86
5.5.40.0000.01211.16
5.5.30.0090.00311.31
5.5.20.0040.00711.08
5.5.10.0050.00310.68
5.5.00.0040.00710.96

preferences:
50.73 ms | 400 KiB | 5 Q