3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = (array) json_decode('{"a":"1","2":"1","3":"1","4":"1","12":"1"}'); #var_dump($array); #var_dump(array_key_exists('a', $array)); #var_dump(array_key_exists(12, $array)); #var_dump($array[12]); #var_dump($array['12']); #var_dump($array[12]); #$var = (array)json_decode('{"a":"1","2":"1","3":"1","4":"1","12":"1"}'); #var_dump($var['2']); #var_export($var); $var = array('a'=>'1', '2'=>'2'); var_export($var); $var = (object) $var; var_export($var); $var = (array) $var; var_export($var); $var = json_encode($var); var_export($var); $var = json_decode($var); var_export($var);

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)
8.3.60.0120.00316.63
8.3.50.0070.01116.48
8.3.40.0120.00618.63
8.3.30.0090.00618.33
8.3.20.0000.00718.73
8.3.10.0000.00823.56
8.3.00.0040.00422.52
8.2.180.0140.00016.32
8.2.170.0170.00322.96
8.2.160.0000.01420.89
8.2.150.0030.00624.18
8.2.140.0000.00724.66
8.2.130.0000.00722.25
8.2.120.0040.00426.35
8.2.110.0060.00320.95
8.2.100.0070.00417.53
8.2.90.0000.00819.28
8.2.80.0080.00017.97
8.2.70.0050.00317.38
8.2.60.0050.00317.80
8.2.50.0070.00418.07
8.2.40.0060.00318.04
8.2.30.0000.00817.89
8.2.20.0040.00417.50
8.2.10.0000.00717.97
8.2.00.0030.00817.98
8.1.280.0070.00725.92
8.1.270.0080.00023.97
8.1.260.0080.00028.09
8.1.250.0090.00028.09
8.1.240.0040.00420.92
8.1.230.0040.00818.92
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0040.00417.22
8.1.180.0030.00518.10
8.1.170.0080.00020.63
8.1.160.0000.00718.81
8.1.150.0000.00718.87
8.1.140.0040.00419.53
8.1.130.0040.00417.50
8.1.120.0000.00817.35
8.1.110.0040.00417.38
8.1.100.0040.00717.28
8.1.90.0060.00317.38
8.1.80.0030.00517.34
8.1.70.0060.00317.30
8.1.60.0080.00017.43
8.1.50.0060.00317.46
8.1.40.0000.00817.51
8.1.30.0050.00317.61
8.1.20.0000.00717.67
8.1.10.0040.00417.45
8.1.00.0020.00517.30
8.0.300.0030.00618.77
8.0.290.0000.00716.63
8.0.280.0000.00718.36
8.0.270.0000.00817.09
8.0.260.0000.00917.17
8.0.250.0000.00616.75
8.0.240.0000.00616.93
8.0.230.0030.00316.77
8.0.220.0030.00316.78
8.0.210.0000.00716.84
8.0.200.0040.00416.88
8.0.190.0000.00816.80
8.0.180.0030.00616.87
8.0.170.0040.00416.77
8.0.160.0040.00316.91
8.0.150.0000.00716.75
8.0.140.0030.00316.80
8.0.130.0050.00013.25
8.0.120.0040.00416.75
8.0.110.0040.00416.70
8.0.100.0030.00616.77
8.0.90.0050.00316.81
8.0.80.0150.00316.80
8.0.70.0000.00716.71
8.0.60.0000.00716.81
8.0.50.0050.00216.82
8.0.30.0100.00816.79
8.0.20.0160.01017.40
8.0.10.0000.00816.89
8.0.00.0090.00916.79
7.4.330.0030.00315.20
7.4.320.0000.00616.51
7.4.300.0000.00616.48
7.4.290.0040.00416.63
7.4.280.0000.00816.58
7.4.270.0040.00416.59
7.4.260.0000.00716.57
7.4.250.0040.00416.60
7.4.240.0050.00216.40
7.4.230.0040.00416.59
7.4.220.0120.01116.52
7.4.210.0070.00716.50
7.4.200.0000.00716.61
7.4.160.0120.00316.37
7.4.150.0090.00917.40
7.4.140.0100.01817.86
7.4.130.0060.01116.55
7.4.120.0140.00316.61
7.4.110.0090.00916.65
7.4.100.0160.00016.49
7.4.90.0060.00916.55
7.4.80.0100.01019.39
7.4.70.0170.00316.36
7.4.60.0100.00616.32
7.4.50.0040.01116.40
7.4.40.0100.01316.30
7.4.30.0130.00616.40
7.4.00.0090.00414.84
7.3.330.0000.00713.16
7.3.320.0000.00613.06
7.3.310.0040.00416.28
7.3.300.0000.00716.28
7.3.290.0100.00716.21
7.3.280.0090.00716.23
7.3.270.0110.00717.40
7.3.260.0120.00516.43
7.3.250.0060.01116.36
7.3.240.0030.01416.33
7.3.230.0070.01516.40
7.3.210.0100.00716.38
7.3.200.0100.00716.39
7.3.190.0070.01016.39
7.3.180.0060.01516.48
7.3.170.0040.01316.34
7.3.160.0100.00716.31
7.3.120.0080.00614.49
7.3.110.0030.01314.68
7.3.100.0060.00614.78
7.3.90.0030.01014.76
7.3.80.0000.00815.06
7.3.70.0030.01014.89
7.3.60.0030.01014.73
7.3.50.0030.01014.95
7.3.40.0030.01014.73
7.3.30.0070.00714.64
7.3.20.0090.00616.59
7.3.10.0090.00516.27
7.3.00.0100.00316.65
7.2.330.0140.00716.40
7.2.320.0070.01516.32
7.2.310.0090.00916.46
7.2.300.0060.01016.27
7.2.290.0090.01316.62
7.2.250.0070.01014.69
7.2.240.0120.00614.84
7.2.230.0000.01315.07
7.2.220.0040.01115.09
7.2.210.0060.00614.97
7.2.200.0100.00715.01
7.2.190.0040.01115.03
7.2.180.0000.01514.97
7.2.170.0040.00715.15
7.2.160.0000.01115.16
7.2.150.0030.01316.78
7.2.140.0030.01016.86
7.2.130.0060.00716.69
7.2.120.0030.01316.89
7.2.110.0050.00816.96
7.2.100.0080.00616.83
7.2.90.0060.00616.81
7.2.80.0040.00916.86
7.2.70.0070.00916.97
7.2.60.0050.00916.84
7.2.50.0080.00916.87
7.2.40.0100.00816.66
7.2.30.0070.00516.86
7.2.20.0060.00716.89
7.2.10.0030.00916.86
7.2.00.0080.00517.71
7.1.330.0030.01015.63
7.1.320.0060.00915.90
7.1.310.0100.00315.38
7.1.300.0070.00715.89
7.1.290.0040.00715.78
7.1.280.0040.01115.60
7.1.270.0030.01015.75
7.1.260.0030.00715.56
7.1.250.0070.00815.74
7.1.200.0040.01115.74
7.1.70.0030.00517.27
7.1.60.0030.00917.26
7.1.50.0230.01634.77
7.1.00.0030.07722.48
7.0.200.0030.01216.88
7.0.100.0330.03019.91
7.0.90.0130.03719.98
7.0.80.0270.07719.97
7.0.70.0200.04719.95
7.0.60.0170.04320.04
7.0.50.0330.03320.34
7.0.40.0070.04020.08
7.0.30.0000.06020.14
7.0.20.0070.04020.08
7.0.10.0100.06720.10
7.0.00.0070.07019.95
5.6.250.0000.04320.49
5.6.240.0030.04320.63
5.6.230.0030.04020.69
5.6.220.0000.04320.66
5.6.210.0030.04320.52
5.6.200.0030.04321.08
5.6.190.0030.06320.93
5.6.180.0030.04020.98
5.6.170.0000.04721.01
5.6.160.0000.05320.95
5.6.150.0030.08021.00
5.6.140.0000.09020.95
5.6.130.0030.08321.08
5.6.120.0070.04021.00
5.6.110.0070.08721.15
5.6.100.0070.08721.00
5.6.90.0100.08321.14
5.6.80.0070.07320.40
5.6.70.0100.07320.43
5.6.60.0030.06720.42
5.6.50.0130.05320.34
5.6.40.0030.08320.31
5.6.30.0070.06720.38
5.6.20.0100.07720.39
5.6.10.0070.08020.29
5.6.00.0070.07720.29

preferences:
60.28 ms | 401 KiB | 5 Q