3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (array)json_decode('{"7":"value1","8":"value2","9":"value3","13":"value4"}'); $b = json_decode('{"7":"value1","8":"value2","9":"value3","13":"value4"}', true); $c = array('7' => 'value1', '8' => 'value2', '9' => 'value3','10' => 'value4'); var_dump($a, $b, $c); var_export($a); var_export($b); var_export($c); echo "\n"; var_dump(isset($a[7]), isset($a['7'])); var_dump(isset($b[7]), isset($b['7'])); var_dump(isset($c[7]), isset($c['7']));

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)
8.5.10.0070.01318.52
8.5.00.0110.01019.85
8.4.150.0010.00114.05
8.4.140.0100.01117.67
8.4.130.0150.00617.57
8.4.120.0140.00622.36
8.4.110.0090.00722.35
8.4.100.0140.00917.81
8.4.90.0130.00518.48
8.4.80.0100.01017.56
8.4.70.0130.00717.70
8.4.60.0140.00718.66
8.4.50.0100.01219.57
8.4.40.0130.00617.38
8.4.30.0100.01017.55
8.4.20.0140.00719.26
8.4.10.0030.00619.36
8.3.280.0100.01218.40
8.3.270.0130.00616.50
8.3.260.0040.00516.53
8.3.250.0120.00718.90
8.3.240.0100.00716.49
8.3.230.0090.00716.52
8.3.220.0120.00717.12
8.3.210.0140.00716.62
8.3.200.0050.00516.53
8.3.190.0110.00816.98
8.3.180.0090.01016.63
8.3.170.0130.00718.81
8.3.160.0050.00318.34
8.3.150.0070.00717.36
8.3.140.0060.00317.33
8.3.130.0060.00316.69
8.3.120.0060.00619.02
8.3.110.0100.01020.94
8.3.100.0030.00624.06
8.3.90.0040.00426.77
8.3.80.0060.00318.43
8.3.70.0160.00318.28
8.3.60.0110.00418.33
8.3.50.0100.00317.38
8.3.40.0040.01118.84
8.3.30.0040.01118.56
8.3.20.0080.00020.20
8.3.10.0030.00621.76
8.3.00.0050.00319.25
8.2.290.0050.00320.40
8.2.280.0110.00718.44
8.2.270.0090.00916.50
8.2.260.0050.00318.75
8.2.250.0080.00016.54
8.2.240.0030.00619.05
8.2.230.0050.00522.58
8.2.220.0030.00637.54
8.2.210.0040.00426.77
8.2.200.0030.00716.75
8.2.190.0040.01116.75
8.2.180.0110.00325.92
8.2.170.0100.01318.95
8.2.160.0110.00322.96
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00221.05
8.2.110.0050.00522.11
8.2.100.0040.00817.97
8.2.90.0000.00822.15
8.2.80.0050.00317.97
8.2.70.0030.00518.16
8.2.60.0000.00818.22
8.2.50.0020.00518.28
8.2.40.0040.00420.47
8.2.30.0060.00319.31
8.2.20.0040.00418.05
8.2.10.0040.00417.97
8.2.00.0040.00418.11
8.1.330.0120.00723.64
8.1.320.0070.00315.97
8.1.310.0000.00816.81
8.1.300.0040.00418.62
8.1.290.0060.00330.84
8.1.280.0120.00625.92
8.1.270.0030.00621.79
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0110.01122.59
8.1.230.0040.00820.89
8.1.220.0040.00417.74
8.1.210.0040.00418.95
8.1.200.0030.00617.11
8.1.190.0060.00317.10
8.1.180.0050.00318.10
8.1.170.0050.00318.59
8.1.160.0040.00418.81
8.1.150.0040.00418.69
8.1.140.0070.00017.74
8.1.130.0030.00318.90
8.1.120.0070.00017.39
8.1.110.0000.00717.32
8.1.100.0040.00417.34
8.1.90.0060.00317.48
8.1.80.0000.01017.50
8.1.70.0040.00417.45
8.1.60.0040.00417.50
8.1.50.0040.00817.50
8.1.40.0030.00617.52
8.1.30.0050.00317.54
8.1.20.0030.00617.64
8.1.10.0050.00317.46
8.1.00.0000.00717.36
8.0.300.0000.00720.03
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0070.00016.79
8.0.260.0030.00318.95
8.0.250.0020.00516.88
8.0.240.0030.00516.81
8.0.230.0040.00416.88
8.0.220.0030.00616.80
8.0.210.0030.00316.84
8.0.200.0040.00416.81
8.0.190.0040.00416.79
8.0.180.0000.00816.75
8.0.170.0030.00616.85
8.0.160.0080.00316.88
8.0.150.0000.00716.71
8.0.140.0030.00316.70
8.0.130.0050.00013.23
8.0.120.0000.00716.70
8.0.110.0000.00716.72
8.0.100.0040.00416.80
8.0.90.0030.00516.82
8.0.80.0090.01216.78
8.0.70.0000.00816.91
8.0.60.0070.00016.78
8.0.50.0030.00516.65
8.0.30.0080.01317.12
8.0.20.0120.01017.40
8.0.10.0070.00016.92
8.0.00.0130.00816.69
7.4.330.0020.00215.55
7.4.320.0000.00716.50
7.4.300.0000.00616.57
7.4.290.0000.00816.59
7.4.280.0000.00816.56
7.4.270.0040.00416.59
7.4.260.0070.00016.48
7.4.250.0040.00416.47
7.4.240.0030.00316.46
7.4.230.0000.00716.33
7.4.220.0000.00716.25
7.4.210.0100.00616.63
7.4.200.0030.00316.39
7.4.160.0120.00616.60
7.4.150.0070.01117.40
7.4.140.0120.00817.86
7.4.130.0110.01116.37
7.4.120.0080.01216.53
7.4.110.0100.00716.59
7.4.100.0150.00616.46
7.4.90.0080.01116.43
7.4.80.0130.00619.39
7.4.70.0070.01116.47
7.4.60.0130.00316.59
7.4.50.0070.00716.46
7.4.40.0070.01116.33
7.4.00.0080.00914.88
7.3.330.0020.00213.17
7.3.320.0060.00013.09
7.3.310.0040.00416.21
7.3.300.0040.00416.25
7.3.290.0110.00616.26
7.3.280.0030.01116.24
7.3.270.0100.00817.40
7.3.260.0100.01016.44
7.3.250.0140.00216.25
7.3.240.0050.01516.30
7.3.230.0120.00616.27
7.3.210.0090.00916.50
7.3.200.0040.01716.16
7.3.190.0090.00816.46
7.3.180.0160.00016.64
7.3.170.0060.01216.07
7.3.160.0120.00316.45
7.3.120.0040.01514.96
7.3.110.0140.00314.66
7.3.100.0030.01014.68
7.3.90.0040.01115.06
7.3.80.0060.00914.68
7.3.70.0070.00714.89
7.3.60.0000.01514.73
7.3.50.0000.01614.70
7.3.40.0100.00314.83
7.3.30.0120.00314.25
7.3.20.0070.00716.81
7.3.10.0020.01116.57
7.3.00.0020.01016.46
7.2.330.0090.00916.59
7.2.320.0040.01516.59
7.2.310.0110.00616.56
7.2.300.0130.00916.59
7.2.290.0090.01216.29
7.2.250.0100.01015.18
7.2.240.0140.00614.98
7.2.230.0110.00614.76
7.2.220.0060.00615.00
7.2.210.0000.01514.93
7.2.200.0040.00714.78
7.2.190.0090.00615.00
7.2.180.0060.00915.21
7.2.170.0000.01514.89
7.2.130.0040.00716.94
7.2.120.0000.01116.95
7.2.110.0000.01117.03
7.2.100.0000.01116.79
7.2.90.0070.00716.96
7.2.80.0090.00317.03
7.2.70.0030.00916.64
7.2.60.0070.00716.63
7.2.50.0080.00816.38
7.2.40.0110.00316.64
7.2.30.0070.00716.70
7.2.20.0000.01316.79
7.2.10.0220.01317.40
7.2.00.0190.01017.40
7.1.330.0030.01015.78
7.1.320.0060.00615.90
7.1.310.0070.00415.75
7.1.300.0070.01115.93
7.1.290.0000.01315.55
7.1.280.0040.01115.70
7.1.270.0080.00415.59
7.1.260.0060.00615.72
7.1.250.0030.00715.97
7.1.200.0090.00315.75
7.1.130.0440.01516.40
7.1.120.0410.01016.78
7.1.110.0230.01316.32
7.1.100.0530.01616.19
7.1.90.0470.00615.54
7.1.80.0440.00615.96
7.1.70.0300.00315.14
7.1.60.0570.01033.11
7.1.50.0520.01032.99
7.1.40.0390.00732.48
7.1.30.0400.01132.75
7.1.20.0480.00732.61
7.1.10.0280.00914.73
7.1.00.0290.00815.08

preferences:
43.82 ms | 403 KiB | 5 Q