3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('error_reporting', E_ALL); ini_set('display_errors', 1); $obj = new stdclass(); echo $obj->{"foo\0bar"}; $obj->{"foo\0bar"} = 1; echo $obj->{"foo\0bar"};

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)
8.3.60.0070.01418.68
8.3.50.0100.00821.92
8.3.40.0120.00318.83
8.3.30.0110.00419.22
8.3.20.0000.00720.16
8.3.10.0040.00423.65
8.3.00.0040.00419.08
8.2.180.0120.00616.63
8.2.170.0100.00722.96
8.2.160.0030.01422.30
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.66
8.2.110.0100.00021.03
8.2.100.0070.00417.84
8.2.90.0090.00318.02
8.2.80.0040.00417.97
8.2.70.0030.00618.04
8.2.60.0000.00818.09
8.2.50.0050.00318.10
8.2.40.0060.00321.20
8.2.30.0030.00519.13
8.2.20.0040.00417.70
8.2.10.0080.00018.13
8.2.00.0000.00817.64
8.1.280.0030.01225.92
8.1.270.0030.00618.93
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0160.00621.31
8.1.230.0040.00720.91
8.1.220.0050.00321.03
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0030.00518.81
8.1.160.0030.00318.89
8.1.150.0040.00418.82
8.1.140.0000.00717.31
8.1.130.0000.00717.86
8.1.120.0030.00517.33
8.1.110.0000.00817.23
8.1.100.0000.00717.27
8.1.90.0040.00417.46
8.1.80.0070.00017.38
8.1.70.0000.00717.40
8.1.60.0030.00617.55
8.1.50.0040.00417.48
8.1.40.0030.00617.46
8.1.30.0000.00817.61
8.1.20.0060.00317.53
8.1.10.0030.00617.55
8.1.00.0040.00417.37
8.0.300.0040.00420.11
8.0.290.0040.00416.75
8.0.280.0000.00718.51
8.0.270.0000.00817.17
8.0.260.0030.00317.18
8.0.250.0000.00717.01
8.0.240.0070.00017.00
8.0.230.0050.00316.92
8.0.220.0070.00016.87
8.0.210.0000.00716.79
8.0.200.0000.00716.96
8.0.190.0040.00416.89
8.0.180.0030.00316.93
8.0.170.0050.00216.97
8.0.160.0030.00416.85
8.0.150.0070.00016.72
8.0.140.0030.00716.87
8.0.130.0040.00313.32
8.0.120.0030.00516.75
8.0.110.0040.00416.81
8.0.100.0080.00016.82
8.0.90.0050.00216.67
8.0.80.0120.00316.93
8.0.70.0050.00316.91
8.0.60.0040.00416.79
8.0.50.0060.00316.79
8.0.30.0110.00917.08
8.0.20.0130.00617.40
8.0.10.0050.00217.07
8.0.00.0100.00716.65
7.4.330.0000.00515.03
7.4.320.0040.00416.52
7.4.300.0030.00316.42
7.4.290.0000.00716.45
7.4.280.0040.00416.43
7.4.270.0080.00016.35
7.4.260.0000.00716.48
7.4.250.0040.00416.46
7.4.240.0050.00316.54
7.4.230.0060.00016.33
7.4.220.0070.01116.46
7.4.210.0120.00316.58
7.4.200.0040.00416.24
7.4.160.0160.00016.37
7.4.150.0150.00317.40
7.4.140.0090.00917.86
7.4.130.0070.01116.56
7.4.120.0130.00516.38
7.4.110.0100.01116.45
7.4.100.0090.00816.60
7.4.90.0090.00916.46
7.4.80.0030.01819.39
7.4.70.0100.00716.55
7.4.60.0030.01316.32
7.4.50.0000.00816.29
7.4.40.0090.00616.44
7.4.30.0000.01616.33
7.4.10.0060.00914.72
7.4.00.0040.01414.97
7.3.330.0060.00013.02
7.3.320.0020.00213.00
7.3.310.0000.00716.24
7.3.300.0000.00616.28
7.3.290.0070.00816.27
7.3.280.0090.00916.29
7.3.270.0060.01317.40
7.3.260.0100.00716.49
7.3.250.0100.01016.41
7.3.240.0110.01116.46
7.3.230.0070.01016.40
7.3.210.0040.01416.27
7.3.200.0150.00319.39
7.3.190.0100.00616.20
7.3.180.0110.00716.25
7.3.170.0200.00016.27
7.3.160.0090.00616.33
7.3.130.0070.00614.74
7.3.120.0030.00914.59
7.3.110.0130.00314.83
7.3.100.0070.00714.65
7.3.90.0060.00614.84
7.3.80.0070.00714.79
7.3.70.0070.00714.42
7.3.60.0120.00014.90
7.3.50.0060.00614.70
7.3.40.0000.01014.66
7.3.30.0070.00714.68
7.3.20.0040.00416.43
7.3.10.0100.00716.67
7.3.00.0110.00416.57
7.2.330.0040.01416.82
7.2.320.0090.01216.68
7.2.310.0000.01816.44
7.2.300.0060.01716.66
7.2.290.0160.00316.69
7.2.260.0060.00914.78
7.2.250.0080.00815.09
7.2.240.0040.01114.87
7.2.230.0090.00915.09
7.2.220.0030.01415.02
7.2.210.0070.00715.33
7.2.200.0030.00614.79
7.2.190.0040.01115.07
7.2.180.0030.01015.00
7.2.170.0030.00614.97
7.2.160.0000.01715.04
7.2.150.0030.00617.02
7.2.140.0060.00916.91
7.2.130.0110.00316.82
7.2.120.0070.00717.00
7.2.110.0000.01116.78
7.2.100.0000.01717.00
7.2.90.0000.01516.80
7.2.80.0060.00616.71
7.2.70.0090.00316.98
7.2.60.0040.01116.86
7.2.50.0040.01116.91
7.2.40.0000.01617.13
7.2.30.0040.01116.77
7.2.20.0030.00917.20
7.2.10.0030.01016.79
7.2.00.0050.00618.20
7.1.330.0070.00715.65
7.1.320.0100.01015.70
7.1.310.0030.01015.81
7.1.300.0030.01015.75
7.1.290.0040.00415.74
7.1.280.0030.00815.47
7.1.270.0070.00715.93
7.1.260.0070.00415.56
7.1.250.0030.00715.70
7.1.240.0040.01115.70
7.1.230.0070.00715.79
7.1.220.0110.00715.84
7.1.210.0090.00915.64
7.1.200.0070.00515.75
7.1.190.0030.00615.42
7.1.180.0030.01015.64
7.1.170.0040.00715.50
7.1.160.0030.00615.69
7.1.150.0030.00915.89
7.1.140.0060.00315.79
7.1.130.0000.00915.48
7.1.120.0100.00315.55
7.1.110.0090.00315.37
7.1.100.0090.00516.83
7.1.90.0030.00615.54
7.1.80.0100.00315.36
7.1.70.0020.00816.35
7.1.60.0090.01017.51
7.1.50.0050.01216.04
7.1.40.0000.00915.66
7.1.30.0040.00415.83
7.1.20.0040.00715.59
7.1.10.0030.00815.71
7.1.00.0030.04119.06
7.0.330.0040.01115.29
7.0.320.0090.00615.43
7.0.310.0030.00615.54
7.0.300.0040.00715.41
7.0.290.0090.00615.39
7.0.280.0030.01015.39
7.0.270.0030.00815.28
7.0.260.0110.00415.40
7.0.250.0060.00915.35
7.0.240.0070.00715.44
7.0.230.0040.00415.47
7.0.220.0060.00615.44
7.0.210.0060.00915.41
7.0.200.0040.00616.13
7.0.190.0000.00815.41
7.0.180.0000.01115.29
7.0.170.0060.00315.38
7.0.160.0060.00315.36
7.0.150.0060.00615.40
7.0.140.0000.03818.62
7.0.130.0060.00315.14
7.0.120.0000.01215.36
7.0.110.0030.01015.52
7.0.100.0030.01015.44
7.0.90.0070.00715.36
7.0.80.0110.00415.25
7.0.70.0100.00315.44
7.0.60.0160.03517.54
7.0.50.0080.04516.75
7.0.40.0100.02016.76
7.0.30.0150.02816.89
7.0.20.0180.04516.84
7.0.10.0070.04216.63
7.0.00.0030.04116.78
5.6.400.0100.00714.16
5.6.390.0070.00714.43
5.6.380.0060.00914.45
5.6.370.0090.00313.96
5.6.360.0060.00614.55
5.6.350.0000.00814.66
5.6.340.0080.00614.32
5.6.330.0090.00614.30
5.6.320.0030.01014.03
5.6.310.0090.00313.91
5.6.300.0060.00614.74
5.6.290.0000.00914.60
5.6.280.0040.04217.74
5.6.270.0060.00914.71
5.6.260.0040.01114.33
5.6.250.0040.00814.20
5.6.240.0060.00614.48
5.6.230.0000.01014.30
5.6.220.0030.00614.51
5.6.210.0070.03617.35
5.6.200.0050.04416.27
5.6.190.0090.03717.26
5.6.180.0200.03217.41
5.6.170.0160.02317.38
5.6.160.0100.04217.46
5.6.150.0060.02716.29
5.6.140.0050.04516.38
5.6.130.0060.04016.28
5.6.120.0070.02817.60
5.6.110.0080.04217.66
5.6.100.0070.04717.58
5.6.90.0070.04617.54
5.6.80.0180.03317.32
5.6.70.0090.00614.04
5.6.60.0150.00014.04
5.6.50.0000.00914.14
5.6.40.0030.01414.33
5.6.30.0090.00914.15
5.6.20.0000.01214.27
5.6.10.0040.01214.06
5.6.00.0070.00714.42
5.5.380.0070.00713.83
5.5.370.0060.00614.17
5.5.360.0060.00313.91
5.5.350.0150.03117.26
5.5.340.0060.02216.01
5.5.330.0050.03317.15
5.5.320.0220.03717.03
5.5.310.0140.03517.45
5.5.300.0080.02116.35
5.5.290.0110.04116.10
5.5.280.0060.04817.61
5.5.270.0070.03517.51
5.5.260.0120.04117.38
5.5.250.0080.04517.44
5.5.240.0200.02517.12
5.5.230.0030.00613.67
5.5.220.0060.00613.87
5.5.210.0090.00613.96
5.5.200.0130.00614.09
5.5.190.0000.01514.38
5.5.180.0100.00313.98
5.5.170.0030.01014.32
5.5.160.0040.01114.43
5.5.150.0080.00814.11
5.5.140.0060.00614.10
5.5.130.0110.00313.86
5.5.120.0050.00514.08
5.5.110.0070.01014.34
5.5.100.0070.00714.07
5.5.90.0080.00414.42
5.5.80.0030.01214.29
5.5.70.0000.00914.31
5.5.60.0030.00514.21
5.5.50.0000.01214.33
5.5.40.0070.00714.08
5.5.30.0000.01114.30
5.5.20.0060.00614.00
5.5.10.0030.01314.30
5.5.00.0070.00813.94
5.4.450.0350.02515.82
5.4.440.0450.03615.95
5.4.430.0330.03315.89
5.4.420.0300.03115.88
5.4.410.0350.03315.76
5.4.400.0560.03015.70
5.4.390.0540.03515.53
5.4.380.0420.03015.42
5.4.370.0490.02615.50
5.4.360.0400.03715.49
5.4.350.0450.03015.42
5.4.340.0430.02815.45
5.4.330.0000.01512.24
5.4.320.0430.03215.48
5.4.310.0400.03315.48
5.4.300.0480.02715.38
5.4.290.0460.02715.42
5.4.280.0590.02915.46
5.4.270.0480.04315.41
5.4.260.0580.03315.38
5.4.250.0530.02915.43
5.4.240.0420.03215.48
5.4.230.0490.02315.48
5.4.220.0450.03315.50
5.4.210.0470.02615.42
5.4.200.0480.03014.38
5.4.190.0400.03115.48
5.4.180.0470.02515.50
5.4.170.0450.02715.41
5.4.160.0400.03315.44
5.4.150.0470.02715.35
5.4.140.0470.02314.21
5.4.130.0460.02514.18
5.4.120.0430.02714.15
5.4.110.0510.02214.20
5.4.100.0420.03314.25
5.4.90.0400.03314.20
5.4.80.0470.03214.20
5.4.70.0400.03114.15
5.4.60.0450.02914.22
5.4.50.0440.02614.28
5.4.40.0490.02314.20
5.4.30.0400.03214.19
5.4.20.0450.02614.13
5.4.10.0450.02814.13
5.4.00.0480.02513.89
5.3.290.1130.06014.75
5.3.280.1130.05714.57
5.3.270.1000.06014.53
5.3.260.0970.07014.69
5.3.250.0930.07314.58
5.3.240.0970.06014.51
5.3.230.0870.05714.57
5.3.220.0900.04714.47
5.3.210.0770.06014.48
5.3.200.0970.05714.47
5.3.190.0900.04714.66
5.3.180.0870.04714.54
5.3.170.0930.04714.55
5.3.160.0970.06714.55
5.3.150.0900.07314.45
5.3.140.0930.05014.65
5.3.130.0800.05714.55
5.3.120.0870.05714.53
5.3.110.0870.05014.49
5.3.100.0770.05714.06
5.3.90.0800.05714.00
5.3.80.0770.05713.96
5.3.70.0800.05714.11
5.3.60.0770.05313.97
5.3.50.0830.04714.02
5.3.40.0800.06713.93
5.3.30.0870.04313.90
5.3.20.0800.05313.60
5.3.10.0830.04713.65
5.3.00.0800.05713.63
5.2.170.0730.04711.18
5.2.160.0600.04711.18
5.2.150.0630.05711.11
5.2.140.0730.04011.12
5.2.130.0770.03311.01
5.2.120.0830.05311.13
5.2.110.0700.05011.03
5.2.100.0770.05711.14
5.2.90.0870.05011.24
5.2.80.0700.04711.25
5.2.70.0700.05011.23
5.2.60.0670.04711.03
5.2.50.0830.04011.15
5.2.40.0500.04711.13
5.2.30.0600.04710.94
5.2.20.0570.04011.07
5.2.10.0530.04311.03
5.2.00.0600.03710.81
5.1.60.0470.04310.05
5.1.50.0570.04010.17
5.1.40.0370.04010.00
5.1.30.0600.04710.39
5.1.20.0500.03710.54
5.1.10.0700.03710.18
5.1.00.0500.03310.10
5.0.50.0200.0308.56
5.0.40.0200.0208.44
5.0.30.0130.0478.30
5.0.20.0370.0308.39
5.0.10.0070.0378.20
5.0.00.0130.0478.27
4.4.90.0070.0305.90
4.4.80.0100.0275.89
4.4.70.0000.0375.86
4.4.60.0100.0275.90
4.4.50.0030.0335.92
4.4.40.0170.0335.91
4.4.30.0130.0205.94
4.4.20.0030.0335.88
4.4.10.0100.0276.00
4.4.00.0070.0335.92
4.3.110.0100.0175.89
4.3.100.0070.0205.74
4.3.90.0030.0275.79
4.3.80.0000.0405.89
4.3.70.0070.0205.78
4.3.60.0070.0205.78
4.3.50.0070.0205.87
4.3.40.0070.0405.80
4.3.30.0070.0234.54
4.3.20.0000.0274.55
4.3.10.0070.0234.56
4.3.00.0130.0177.76

preferences:
49.59 ms | 401 KiB | 5 Q