3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tmp = json_decode(json_encode( (object) array('cars' => (object) array("1" => "one")) )); // expected $cars = array("1" => "one"); $cars = (array) $tmp->cars; var_dump(array_key_exists("1", $cars)); // expected true, returns false var_dump(array_key_exists(1, $cars)); // expected true, returns false $cars = get_object_vars($tmp->cars); var_dump($cars); var_dump(array_key_exists("1", $cars)); // expected true, returns true var_dump(array_key_exists(1, $cars)); // expected true, returns true

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)
8.3.60.0120.00616.62
8.3.50.0070.00718.05
8.3.40.0090.00918.81
8.3.30.0110.01118.42
8.3.20.0000.00720.34
8.3.10.0060.00323.65
8.3.00.0000.00819.38
8.2.180.0180.00418.42
8.2.170.0130.00722.96
8.2.160.0040.01120.39
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00817.63
8.2.110.0030.00721.06
8.2.100.0040.00717.97
8.2.90.0060.00318.03
8.2.80.0040.00717.97
8.2.70.0100.00017.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0000.00719.39
8.2.30.0040.00420.62
8.2.20.0050.00217.70
8.2.10.0040.00418.07
8.2.00.0060.00318.06
8.1.280.0070.01125.92
8.1.270.0130.00623.97
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.01222.66
8.1.230.0110.00020.97
8.1.220.0000.00817.74
8.1.210.0040.00418.86
8.1.200.0060.00317.11
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0040.00419.02
8.1.160.0020.00521.86
8.1.150.0050.00318.82
8.1.140.0080.00019.50
8.1.130.0070.00017.64
8.1.120.0040.00417.41
8.1.110.0000.00717.41
8.1.100.0000.00817.37
8.1.90.0020.00517.42
8.1.80.0030.00617.50
8.1.70.0000.00717.50
8.1.60.0030.00617.58
8.1.50.0000.00917.51
8.1.40.0000.00817.55
8.1.30.0000.00817.63
8.1.20.0040.00417.62
8.1.10.0000.00817.41
8.1.00.0000.00717.43
8.0.300.0040.00419.89
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0030.00317.19
8.0.260.0030.00317.21
8.0.250.0000.00717.00
8.0.240.0030.00616.84
8.0.230.0030.00316.86
8.0.220.0000.00716.79
8.0.210.0070.00016.95
8.0.200.0030.00316.86
8.0.190.0030.00616.85
8.0.180.0060.00316.93
8.0.170.0030.00616.96
8.0.160.0040.00416.82
8.0.150.0070.00016.90
8.0.140.0030.00316.89
8.0.130.0030.00313.32
8.0.120.0000.00816.86
8.0.110.0020.00516.83
8.0.100.0040.00416.91
8.0.90.0040.00417.01
8.0.80.0030.01216.88
8.0.70.0000.00816.78
8.0.60.0040.00416.88
8.0.50.0030.00516.93
8.0.30.0110.00817.15
8.0.20.0090.00817.40
8.0.10.0000.00716.96
8.0.00.0100.00816.76
7.4.330.0000.00515.08
7.4.320.0030.00316.48
7.4.300.0030.00316.59
7.4.290.0000.00816.44
7.4.280.0000.00816.51
7.4.270.0000.00816.50
7.4.260.0070.00016.48
7.4.250.0040.00416.61
7.4.240.0040.00416.52
7.4.230.0040.00416.39
7.4.220.0120.00616.43
7.4.210.0060.00916.55
7.4.200.0060.00016.61
7.4.160.0060.00916.50
7.4.150.0110.00717.40
7.4.140.0150.00917.86
7.4.130.0100.00916.55
7.4.120.0110.00616.60
7.4.110.0070.01016.54
7.4.100.0190.00316.55
7.4.90.0130.00316.70
7.4.80.0100.00619.39
7.4.70.0100.01016.42
7.4.60.0100.01416.46
7.4.50.0050.00216.47
7.4.40.0100.00716.67
7.4.30.0070.01016.47
7.4.10.0100.01015.13
7.4.00.0060.01114.99
7.3.330.0020.00213.13
7.3.320.0050.00013.10
7.3.310.0040.00416.19
7.3.300.0000.00716.10
7.3.290.0090.00816.24
7.3.280.0090.00716.21
7.3.270.0030.01417.40
7.3.260.0190.00016.42
7.3.240.0110.00616.32
7.3.230.0110.00916.39
7.3.210.0060.00916.29
7.3.200.0070.01016.32
7.3.190.0060.01216.51
7.3.180.0120.00316.25
7.3.170.0120.00316.27
7.3.160.0100.00516.14
7.3.130.0030.01714.68
7.3.120.0100.01014.99
7.3.110.0110.00714.45
7.3.100.0030.01314.73
7.3.90.0070.00714.93
7.3.80.0030.00714.90
7.3.70.0000.01014.80
7.3.60.0060.00314.57
7.3.50.0030.01414.48
7.3.40.0070.01014.75
7.3.30.0030.00714.84
7.3.20.0070.00716.66
7.3.10.0130.00316.69
7.3.00.0040.01116.40
7.2.330.0070.01016.73
7.2.320.0100.00716.50
7.2.310.0100.00716.88
7.2.300.0090.00916.73
7.2.290.0100.00616.61
7.2.260.0090.00915.27
7.2.250.0080.00815.29
7.2.240.0040.01114.88
7.2.230.0000.01215.11
7.2.220.0030.01315.11
7.2.210.0000.01414.92
7.2.200.0030.01315.20
7.2.190.0080.00814.74
7.2.180.0040.01215.14
7.2.170.0130.00614.84
7.2.160.0030.00615.14
7.2.150.0000.01616.95
7.2.140.0090.00916.68
7.2.130.0130.00317.08
7.2.120.0100.00716.88
7.2.110.0100.00617.00
7.2.100.0070.01116.76
7.2.90.0030.00916.74
7.2.80.0070.01116.91
7.2.70.0060.00316.97
7.2.60.0100.00316.85
7.2.50.0110.00717.05
7.2.40.0040.01116.96
7.2.30.0100.00716.96
7.2.20.0110.00416.89
7.2.10.0000.01317.01
7.2.00.0070.00718.07
7.1.330.0000.01315.76
7.1.320.0030.01215.65
7.1.310.0040.01115.97
7.1.300.0070.01015.86
7.1.290.0060.01315.47
7.1.280.0040.01215.78
7.1.270.0070.00715.84
7.1.260.0060.01215.59
7.1.250.0030.01016.00
7.1.240.0060.01215.76
7.1.230.0060.00915.65
7.1.220.0100.00315.48
7.1.210.0030.01315.71
7.1.200.0070.00515.73
7.1.190.0030.00715.78
7.1.180.0040.00415.75
7.1.170.0090.00615.48
7.1.160.0000.01415.73
7.1.150.0070.00715.92
7.1.140.0140.00015.72
7.1.130.0030.01015.76
7.1.120.0070.00715.81
7.1.110.0090.00315.84
7.1.100.0060.00716.92
7.1.90.0030.00915.89
7.1.80.0030.01015.75
7.1.70.0020.00916.28
7.1.60.0070.00717.69
7.1.50.0060.01116.33
7.1.40.0070.00715.93
7.1.30.0070.00415.71
7.1.20.0040.00415.73
7.1.10.0060.00315.66
7.1.00.0030.04519.13
7.0.330.0070.00715.42
7.0.320.0070.00315.24
7.0.310.0060.00315.46
7.0.300.0060.00315.37
7.0.290.0060.00615.34
7.0.280.0030.01015.39
7.0.270.0040.01115.29
7.0.260.0050.00815.34
7.0.250.0080.00415.34
7.0.240.0040.00815.50
7.0.230.0060.00615.38
7.0.220.0030.00615.60
7.0.210.0090.00615.43
7.0.200.0050.00516.12
7.0.190.0040.00815.49
7.0.180.0030.00915.51
7.0.170.0030.01315.41
7.0.160.0040.00715.43
7.0.150.0070.00715.15
7.0.140.0060.00315.50
7.0.130.0030.00915.28
7.0.120.0000.01615.45
7.0.110.0000.01415.18
7.0.100.0060.00615.22
7.0.90.0370.04917.67
7.0.80.0230.03017.68
7.0.70.0280.02417.62
7.0.60.0320.04217.63
7.0.50.0300.03717.94
7.0.40.0060.03616.64
7.0.30.0050.04616.66
7.0.20.0100.04216.74
7.0.10.0070.03916.70
7.0.00.0050.05016.80
5.6.400.0090.00814.51
5.6.390.0090.00614.42
5.6.380.0040.01114.39
5.6.370.0090.00614.18
5.6.360.0000.01514.57
5.6.350.0040.01114.51
5.6.340.0030.01014.09
5.6.330.0070.01014.28
5.6.320.0040.00814.39
5.6.310.0000.01314.65
5.6.300.0060.00914.59
5.6.290.0000.01213.97
5.6.280.0100.04817.73
5.6.270.0060.00914.13
5.6.260.0040.00714.42
5.6.250.0000.01314.39
5.6.240.0090.04217.37
5.6.230.0110.03417.33
5.6.220.0080.02117.26
5.6.210.0030.03017.64
5.6.200.0130.03317.82
5.6.190.0130.04117.59
5.6.180.0100.04317.67
5.6.170.0050.03217.57
5.6.160.0180.02117.56
5.6.150.0100.04117.73
5.6.140.0070.03017.61
5.6.130.0090.04017.65
5.6.120.0030.05017.60
5.6.110.0100.04317.82
5.6.100.0060.04617.71
5.6.90.0120.04317.61
5.6.80.0050.04317.27
5.6.70.0070.04517.19
5.6.60.0020.02917.41
5.6.50.0100.01817.22
5.6.40.0030.04717.47
5.6.30.0030.04717.18
5.6.20.0060.02817.24
5.6.10.0050.02317.29
5.6.00.0050.02317.32
5.5.380.0130.03517.30
5.5.370.0070.02517.14
5.5.360.0080.04217.29
5.5.350.0050.02717.23
5.5.340.0050.02917.31
5.5.330.0060.04817.53
5.5.320.0070.04617.39
5.5.310.0150.03517.39
5.5.300.0070.03717.63
5.5.290.0060.04717.46
5.5.280.0050.03117.38
5.5.270.0030.03317.67
5.5.260.0030.03417.58
5.5.250.0020.02717.27
5.5.240.0070.03517.15
5.5.230.0070.03217.14
5.5.220.0040.02717.27
5.5.210.0070.03117.21
5.5.200.0090.03017.18
5.5.190.0050.04517.00
5.5.180.0000.03317.22
5.5.170.0110.00414.23
5.5.160.0100.03717.16
5.5.150.0030.02517.03
5.5.140.0050.02317.12
5.5.130.0070.02017.14
5.5.120.0050.03617.19
5.5.110.0050.02017.19
5.5.100.0050.02517.15
5.5.90.0050.02116.92
5.5.80.0090.01717.06
5.5.70.0110.02317.13
5.5.60.0020.02317.13
5.5.50.0100.03317.06
5.5.40.0030.04717.02
5.5.30.0030.02117.03
5.5.20.0030.02117.24
5.5.10.0090.04117.01
5.5.00.0050.02217.11
5.4.450.0060.04216.15
5.4.440.0020.04616.12
5.4.430.0070.01816.22
5.4.420.0050.03916.23
5.4.410.0060.02816.20
5.4.400.0070.03016.03
5.4.390.0070.04016.11
5.4.380.0050.03716.02
5.4.370.0060.03016.11
5.4.360.0020.04616.07
5.4.350.0050.02215.93
5.4.340.0020.02316.05
5.4.330.0030.00313.07
5.4.320.0000.02416.04
5.4.310.0050.02216.15
5.4.300.0010.01816.09
5.4.290.0080.01516.09
5.4.280.0020.02016.06
5.4.270.0060.02316.09
5.4.260.0000.02416.06
5.4.250.0040.02316.14
5.4.240.0050.01816.06
5.4.230.0020.02016.08
5.4.220.0050.02016.00
5.4.210.0040.02316.16
5.4.200.0070.01716.05
5.4.190.0040.03316.05
5.4.180.0030.02816.09
5.4.170.0080.03816.08
5.4.160.0040.01916.07
5.4.150.0040.02316.07
5.4.140.0070.01714.66
5.4.130.0020.02214.65
5.4.120.0030.02114.57
5.4.110.0020.03014.64
5.4.100.0050.02814.64
5.4.90.0020.02214.69
5.4.80.0020.02314.73
5.4.70.0070.01714.63
5.4.60.0020.02214.71
5.4.50.0020.02214.63
5.4.40.0020.02314.77
5.4.30.0050.01914.73
5.4.20.0060.01614.71
5.4.10.0070.01714.73
5.4.00.0020.02014.43

preferences:
79.26 ms | 400 KiB | 5 Q