3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{"object":{},"array":[]}'; $decodedStd = json_decode($json); $decodedArr = json_decode($json, true); $encodedStd = json_encode($decodedStd); $encodedArr = json_encode($decodedArr); var_dump($encodedStd); var_dump($encodedArr); var_dump($json === $encodedStd); var_dump($json === $encodedArr);

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)
8.3.60.0040.01116.36
8.3.50.0130.00316.21
8.3.40.0150.00318.48
8.3.30.0110.00418.71
8.3.20.0040.00421.76
8.3.10.0030.00521.90
8.3.00.0070.00022.45
8.2.180.0160.00618.41
8.2.170.0090.00622.96
8.2.160.0070.00722.25
8.2.150.0060.00324.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00426.16
8.2.110.0030.00620.98
8.2.100.0040.00717.66
8.2.90.0060.00317.68
8.2.80.0000.00818.03
8.2.70.0040.00417.50
8.2.60.0040.00417.50
8.2.50.0050.00317.55
8.2.40.0040.00417.80
8.2.30.0000.00817.68
8.2.20.0050.00317.99
8.2.10.0000.00719.30
8.2.00.0000.00819.29
8.1.280.0060.00825.92
8.1.270.0040.00422.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00923.84
8.1.230.0070.00422.77
8.1.220.0040.00417.76
8.1.210.0050.00318.77
8.1.200.0050.00317.23
8.1.190.0000.01117.10
8.1.180.0080.00018.10
8.1.170.0070.00017.62
8.1.160.0000.00718.88
8.1.150.0000.00818.82
8.1.140.0070.00020.75
8.1.130.0060.00320.13
8.1.120.0040.00417.44
8.1.110.0080.00017.38
8.1.100.0070.00317.44
8.1.90.0040.00417.29
8.1.80.0000.00917.38
8.1.70.0040.00417.41
8.1.60.0030.00617.48
8.1.50.0040.00417.43
8.1.40.0030.00617.45
8.1.30.0040.00417.60
8.1.20.0030.00617.48
8.1.10.0000.00817.53
8.1.00.0050.00317.47
8.0.300.0040.00419.89
8.0.290.0000.00716.63
8.0.280.0000.00717.95
8.0.270.0040.00418.00
8.0.260.0030.00320.00
8.0.250.0070.00016.85
8.0.240.0000.00716.93
8.0.230.0000.00816.88
8.0.220.0030.00316.72
8.0.210.0000.00716.86
8.0.200.0040.00416.91
8.0.190.0040.00416.92
8.0.180.0030.00616.75
8.0.170.0090.00016.82
8.0.160.0070.00416.71
8.0.150.0040.00416.77
8.0.140.0040.00416.70
8.0.130.0030.00313.25
8.0.120.0050.00216.80
8.0.110.0000.00716.79
8.0.100.0040.00416.93
8.0.90.0000.00716.87
8.0.80.0120.00416.80
8.0.70.0000.00716.82
8.0.60.0040.00416.70
8.0.50.0000.00916.85
8.0.30.0140.00617.04
8.0.20.0110.00716.70
8.0.10.0050.00216.99
8.0.00.0110.00616.50
7.4.330.0020.00215.55
7.4.320.0040.00416.39
7.4.300.0000.00616.50
7.4.290.0040.00816.48
7.4.280.0040.00416.48
7.4.270.0000.00616.59
7.4.260.0020.00516.57
7.4.250.0030.00316.47
7.4.240.0000.00716.55
7.4.230.0030.00316.50
7.4.220.0000.00716.45
7.4.210.0100.00616.57
7.4.200.0070.00016.70
7.4.140.0030.01417.86
7.4.130.0030.01916.59
7.4.120.0100.00716.46
7.4.110.0110.00616.56
7.4.100.0100.01316.43
7.4.90.0060.01416.54
7.4.80.0060.01219.39
7.4.70.0090.01216.49
7.4.60.0090.00916.42
7.4.50.0090.00616.39
7.4.40.0130.01116.28
7.4.10.0030.01415.05
7.4.00.0070.00814.96
7.3.330.0030.00316.03
7.3.320.0000.00513.07
7.3.310.0030.00315.96
7.3.300.0030.00316.14
7.3.290.0060.00016.18
7.3.280.0150.00616.12
7.3.260.0140.00916.43
7.3.240.0120.00816.27
7.3.230.0100.01316.53
7.3.210.0060.01116.16
7.3.200.0080.00816.46
7.3.190.0030.01416.36
7.3.180.0160.00616.20
7.3.170.0050.01416.27
7.3.160.0100.00716.23
7.3.130.0040.01414.74
7.3.120.0100.00714.69
7.3.110.0030.01214.90
7.3.100.0040.01214.38
7.3.90.0070.00914.62
7.3.80.0090.00714.76
7.3.70.0070.00814.60
7.3.60.0050.01014.74
7.3.50.0070.01014.81
7.3.40.0060.01114.63
7.3.30.0080.00814.69
7.3.20.0080.01015.62
7.3.10.0060.01215.55
7.3.00.0110.00515.63
7.2.330.0110.00816.45
7.2.320.0100.01316.28
7.2.310.0130.00316.66
7.2.300.0130.00416.67
7.2.290.0120.00416.45
7.2.260.0070.00714.89
7.2.250.0000.01715.07
7.2.240.0070.00714.87
7.2.230.0030.01314.95
7.2.220.0100.00714.85
7.2.210.0090.01014.89
7.2.200.0080.00714.74
7.2.190.0060.01014.95
7.2.180.0100.00714.84
7.2.170.0100.00814.98
7.2.160.0070.01014.83
7.2.150.0080.01015.81
7.2.140.0080.01015.83
7.2.130.0090.01015.82
7.2.120.0060.01015.81
7.2.110.0120.00815.96
7.2.100.0110.00815.84
7.2.90.0070.00915.90
7.2.80.0070.00715.85
7.2.70.0110.00915.86
7.2.60.0070.00915.82
7.2.50.0080.01115.81
7.2.40.0100.01015.80
7.2.30.0070.00915.91
7.2.20.0090.00815.83
7.2.10.0080.00815.92
7.2.00.0100.00715.85
7.1.330.0000.01615.59
7.1.320.0080.00714.85
7.1.310.0100.00814.78
7.1.300.0080.01014.75
7.1.290.0080.01114.77
7.1.280.0090.00814.77
7.1.270.0070.01114.84
7.1.260.0100.00614.69
7.1.250.0060.00814.88
7.1.240.0060.00315.48
7.1.230.0070.00715.91
7.1.220.0040.01215.69
7.1.210.0060.00315.62
7.1.200.0110.00015.88
7.1.190.0060.00615.92
7.1.180.0070.00315.61
7.1.170.0040.00815.80
7.1.160.0030.01115.74
7.1.150.0040.00715.72
7.1.140.0040.01115.85
7.1.130.0040.00715.91
7.1.120.0050.00515.93
7.1.110.0040.00415.83
7.1.100.0070.00315.87
7.1.90.0110.00415.87
7.1.80.0120.00015.74
7.1.70.0040.01115.78
7.1.60.0140.00415.71
7.1.50.0030.01315.83
7.1.40.0030.00615.98
7.1.30.0050.00515.80
7.1.20.0030.01015.86
7.1.10.0040.01115.89
7.1.00.0080.00315.92

preferences:
36.95 ms | 400 KiB | 5 Q