3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ["subject" => "1"]; $json = json_encode($array); $decoded = json_decode($json, true); $subject = $decoded['subject'] ?? ''; $val = 0; if ($subject === '') { $val = 5; } echo $val;

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)
8.3.60.0070.00718.18
8.3.50.0160.00616.26
8.3.40.0150.00618.54
8.3.30.0110.00418.61
8.3.20.0000.00720.20
8.3.10.0090.00021.83
8.3.00.0000.00919.68
8.2.180.0140.00718.16
8.2.170.0090.00622.96
8.2.160.0140.00019.07
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00419.24
8.2.120.0040.00426.35
8.2.110.0030.00719.26
8.2.100.0090.00317.79
8.2.90.0040.00419.25
8.2.80.0000.00818.05
8.2.70.0000.00817.63
8.2.60.0050.00317.93
8.2.50.0070.00018.10
8.2.40.0000.00720.40
8.2.30.0040.00419.31
8.2.20.0000.00718.14
8.2.10.0070.00018.16
8.2.00.0040.00418.21
8.1.280.0060.00925.92
8.1.270.0030.00322.09
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0120.00923.89
8.1.230.0110.00019.21
8.1.220.0020.00517.77
8.1.210.0060.00318.77
8.1.200.0100.00017.22
8.1.190.0030.00517.10
8.1.180.0080.00018.10
8.1.170.0080.00018.33
8.1.160.0040.00419.00
8.1.150.0040.00718.74
8.1.140.0050.00219.39
8.1.130.0000.00818.79
8.1.120.0040.00317.39
8.1.110.0030.00617.37
8.1.100.0040.00417.32
8.1.90.0030.00617.38
8.1.80.0040.00417.36
8.1.70.0030.00317.38
8.1.60.0000.00817.47
8.1.50.0000.00717.51
8.1.40.0000.00817.48
8.1.30.0000.00817.70
8.1.20.0000.00817.63
8.1.10.0080.00017.55
8.1.00.0030.00617.57
8.0.300.0000.00718.77
8.0.290.0030.00616.63
8.0.280.0070.00018.36
8.0.270.0080.00017.25
8.0.260.0030.00316.81
8.0.250.0040.00416.98
8.0.240.0030.00616.91
8.0.230.0000.00816.82
8.0.220.0040.00416.71
8.0.210.0070.00016.80
8.0.200.0030.00316.79
8.0.190.0120.00016.88
8.0.180.0000.00816.86
8.0.170.0000.00716.81
8.0.160.0040.00416.67
8.0.150.0000.00716.77
8.0.140.0040.00416.68
8.0.130.0030.00313.19
8.0.120.0000.00716.81
8.0.110.0040.00416.89
8.0.100.0000.00816.83
8.0.90.0080.00016.82
8.0.80.0130.00716.80
8.0.70.0050.00316.89
8.0.60.0030.00316.64
8.0.50.0040.00416.94
8.0.30.0140.00516.96
8.0.20.0110.00817.40
8.0.10.0000.00816.86
8.0.00.0070.01416.63
7.4.330.0000.00615.55
7.4.320.0060.00016.43
7.4.300.0070.00016.52
7.4.290.0050.00316.64
7.4.280.0000.00816.48
7.4.270.0030.00316.54
7.4.260.0000.00716.38
7.4.250.0000.00716.48
7.4.240.0040.00416.60
7.4.230.0070.00016.50
7.4.220.0070.01116.69
7.4.210.0100.00716.55
7.4.200.0030.00316.70
7.4.160.0110.00516.47
7.4.150.0170.00017.40
7.4.140.0070.01117.86
7.4.130.0150.01116.55
7.4.120.0100.01016.50
7.4.110.0110.00616.42
7.4.100.0150.00316.52
7.4.90.0030.01416.27
7.4.80.0070.01019.39
7.4.70.0150.00016.70
7.4.60.0040.01216.52
7.4.50.0040.01116.57
7.4.40.0100.00716.63
7.4.30.0060.00916.62
7.4.00.0080.01114.96
7.3.330.0060.00013.08
7.3.320.0030.00313.02
7.3.310.0030.00316.26
7.3.300.0030.00316.27
7.3.290.0060.00816.25
7.3.280.0050.01016.27
7.3.270.0100.01317.40
7.3.260.0090.00716.38
7.3.250.0130.00416.47
7.3.240.0100.00816.43
7.3.230.0070.01016.30
7.3.210.0170.03016.32
7.3.200.0080.00816.30
7.3.190.0100.00716.73
7.3.180.0040.01116.64
7.3.170.0070.01016.30
7.3.160.0130.00316.55
7.3.120.0040.01114.77
7.3.110.0030.01414.52
7.3.100.0000.01315.08
7.3.90.0070.00714.77
7.3.80.0090.00614.75
7.3.70.0100.00014.68
7.3.60.0030.01014.80
7.3.50.0090.00014.55
7.3.40.0000.01114.85
7.3.30.0140.00414.63
7.3.20.0070.00716.50
7.3.10.0070.00716.82
7.3.00.0060.00316.72
7.2.330.0120.00916.61
7.2.320.0070.01116.64
7.2.310.0160.00016.62
7.2.300.0130.00616.70
7.2.290.0100.01016.35
7.2.250.0040.01514.88
7.2.240.0100.01014.70
7.2.230.0120.00614.81
7.2.220.0000.01815.12
7.2.210.0060.00914.74
7.2.200.0070.00414.95
7.2.190.0090.00615.05
7.2.180.0080.00814.80
7.2.170.0100.00714.71
7.2.60.0110.00616.87
7.2.00.0030.01319.48
7.1.330.0060.00815.63
7.1.320.0030.01015.68
7.1.310.0110.00015.71
7.1.300.0090.00615.80
7.1.290.0040.01215.88
7.1.280.0070.01015.76
7.1.270.0090.00615.53
7.1.260.0000.01315.88
7.1.200.0000.00815.91
7.1.100.0060.00618.19
7.1.70.0030.01017.07
7.1.60.0160.01035.13
7.1.50.0160.01334.94
7.1.40.0150.01134.43
7.1.30.0170.01034.40
7.1.20.0240.00334.60
7.1.10.0070.00716.51
7.1.00.0080.00616.72
7.0.200.0060.00916.52
7.0.190.0040.01116.83
7.0.180.0000.01316.20
7.0.170.0030.00916.14
7.0.160.0080.00416.12
7.0.150.0030.01016.29
7.0.140.0040.01116.20
7.0.130.0030.01016.73
7.0.120.0090.00616.54
7.0.110.0100.00316.23
7.0.100.0040.00816.08
7.0.90.0100.00316.23
7.0.80.0040.01116.27
7.0.70.0100.00316.47
7.0.60.0060.00616.02
7.0.50.0000.01316.30
7.0.40.0060.00616.44
7.0.30.0090.00616.57
7.0.20.0030.00916.53
7.0.10.0060.00616.67
7.0.00.0000.01516.47

preferences:
37.49 ms | 400 KiB | 5 Q