3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test() { echo '{"test":"bla"}'; }; print_r(json_decode($var = test())); echo "\n"; echo $var.'bla';

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)
8.3.60.0000.01518.77
8.3.50.0140.00718.36
8.3.40.0110.01118.67
8.3.30.0110.00418.71
8.3.20.0040.00421.91
8.3.10.0080.00020.68
8.3.00.0040.00419.25
8.2.180.0100.01018.54
8.2.170.0040.01122.96
8.2.160.0070.00719.51
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00019.82
8.2.120.0070.00026.35
8.2.110.0030.00722.25
8.2.100.0080.00417.84
8.2.90.0000.00817.88
8.2.80.0050.00317.97
8.2.70.0080.00018.04
8.2.60.0030.00718.22
8.2.50.0000.00818.10
8.2.40.0070.00019.26
8.2.30.0040.00419.24
8.2.20.0040.00417.93
8.2.10.0050.00319.49
8.2.00.0000.00818.10
8.1.280.0120.00625.92
8.1.270.0080.00020.02
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00322.51
8.1.230.0050.00517.77
8.1.220.0080.00017.78
8.1.210.0080.00018.77
8.1.200.0090.00417.34
8.1.190.0080.00017.22
8.1.180.0080.00018.10
8.1.170.0090.00018.58
8.1.160.0040.00418.79
8.1.150.0000.00718.88
8.1.140.0030.00320.25
8.1.130.0090.00020.16
8.1.120.0080.00417.36
8.1.110.0050.00317.27
8.1.100.0000.00817.40
8.1.90.0050.00217.29
8.1.80.0050.00217.42
8.1.70.0050.00517.42
8.1.60.0030.00617.53
8.1.50.0080.00017.52
8.1.40.0000.00817.50
8.1.30.0040.00417.48
8.1.20.0090.00017.55
8.1.10.0040.00417.59
8.1.00.0000.00717.43
8.0.300.0040.00421.70
8.0.290.0030.00616.75
8.0.280.0040.00418.31
8.0.270.0000.00717.31
8.0.260.0000.00618.46
8.0.250.0040.00416.93
8.0.240.0050.00316.96
8.0.230.0000.00716.92
8.0.220.0000.00716.86
8.0.210.0000.00716.80
8.0.200.0060.00016.84
8.0.190.0070.00016.97
8.0.180.0040.00416.89
8.0.170.0000.00816.77
8.0.160.0020.00516.91
8.0.150.0040.00416.75
8.0.140.0040.00416.76
8.0.130.0000.00513.38
8.0.120.0040.00416.77
8.0.110.0070.00016.84
8.0.100.0040.00416.83
8.0.90.0030.00516.73
8.0.80.0090.00616.88
8.0.70.0040.00416.77
8.0.60.0000.00716.88
8.0.50.0040.00316.79
8.0.30.0120.00917.33
8.0.20.0100.00717.40
8.0.10.0000.00716.84
8.0.00.0090.01016.61
7.4.330.0000.00515.55
7.4.320.0080.00016.62
7.4.300.0030.00516.48
7.4.290.0040.00416.57
7.4.280.0000.00816.67
7.4.270.0000.00616.59
7.4.260.0040.00416.63
7.4.250.0070.00016.45
7.4.240.0000.00716.62
7.4.230.0030.00316.62
7.4.220.0040.00416.32
7.4.210.0030.01416.57
7.4.200.0030.00316.67
7.4.160.0100.00516.54
7.4.140.0160.00717.86
7.4.130.0110.00716.48
7.4.120.0130.01016.35
7.4.110.0100.00716.41
7.4.100.0140.00316.51
7.4.90.0130.00316.59
7.4.80.0090.00919.39
7.4.70.0060.01416.50
7.4.60.0060.01716.47
7.4.50.0100.00316.62
7.4.40.0050.01216.59
7.4.10.0070.01114.94
7.4.00.0050.01214.96
7.3.330.0050.00013.16
7.3.320.0030.00313.12
7.3.310.0000.00616.27
7.3.300.0030.00316.15
7.3.290.0060.00316.17
7.3.280.0090.00616.27
7.3.260.0150.00816.31
7.3.240.0090.01116.45
7.3.230.0110.00616.21
7.3.210.0030.01416.46
7.3.200.0090.01216.61
7.3.190.0070.01016.34
7.3.180.0050.01016.55
7.3.170.0090.00916.37
7.3.160.0150.00616.36
7.3.130.0140.00414.72
7.3.120.0130.00314.47
7.3.110.0120.00314.72
7.3.100.0060.00614.99
7.3.90.0040.01114.80
7.3.80.0100.00014.70
7.3.70.0000.00914.94
7.3.60.0040.01214.52
7.3.50.0030.01014.63
7.3.40.0070.00314.79
7.3.30.0050.00314.93
7.3.20.0440.00815.73
7.3.10.0600.00415.59
7.3.00.0330.00715.61
7.2.330.0070.01016.58
7.2.320.0000.01716.67
7.2.310.0070.01016.77
7.2.300.0060.01216.76
7.2.290.0030.02016.80
7.2.260.0000.02015.16
7.2.250.0160.00315.29
7.2.240.0040.01215.05
7.2.230.0070.00715.20
7.2.220.0060.00615.04
7.2.210.0090.00314.89
7.2.200.0040.00415.14
7.2.190.0040.01115.18
7.2.180.0090.00614.79
7.2.170.0040.00715.03
7.2.160.0030.00714.84
7.2.150.0440.00416.03
7.2.140.0560.00915.99
7.2.130.0360.00616.02
7.2.120.0340.01015.89
7.2.110.0390.00815.83
7.2.100.0390.00515.81
7.2.90.0310.00615.95
7.2.80.0530.00716.00
7.2.70.0350.00716.18
7.2.60.0370.00515.76
7.2.50.0360.00915.82
7.2.40.0330.00715.95
7.2.30.0390.01016.01
7.2.20.0790.00915.98
7.2.10.0370.00515.88
7.2.00.0330.00515.97
7.1.330.0100.00315.89
7.1.320.0100.00615.94
7.1.310.0100.00315.84
7.1.300.0110.00315.61
7.1.290.0000.00915.75
7.1.280.0070.00715.66
7.1.270.0090.00315.69
7.1.260.0000.00915.38
7.1.250.0370.01014.64
7.1.240.0040.01115.65
7.1.230.0100.00315.55
7.1.220.0050.00515.68
7.1.210.0080.00515.66
7.1.200.0030.01015.67
7.1.190.0110.00415.66
7.1.180.0110.00315.77
7.1.170.0050.00515.58
7.1.160.0050.00515.71
7.1.150.0070.00715.70
7.1.140.0110.00415.78
7.1.130.0000.00815.84
7.1.120.0060.01015.74
7.1.110.0000.01215.75
7.1.100.0000.01415.44
7.1.90.0000.01115.72
7.1.80.0040.00815.80
7.1.70.0070.00715.61
7.1.60.0060.01015.61
7.1.50.0110.00315.66
7.1.40.0070.00715.75
7.1.30.0080.00415.67
7.1.20.0040.00715.56
7.1.10.0040.00815.55
7.1.00.0060.00615.62

preferences:
46.38 ms | 400 KiB | 5 Q