3v4l.org

run code in 300+ PHP versions simultaneously
<?php $jsondata = '{ "success": false, "error": "Vfst\\\Ired", "message": "Test",}'; var_dump(json_decode($jsondata)); var_dump(json_last_error(), json_last_error_msg()); var_dump( mb_detect_encoding($jsondata) );

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)
8.3.60.0140.00718.31
8.3.50.0090.00621.20
8.3.40.0110.00718.68
8.3.30.0110.00419.07
8.3.20.0060.00320.29
8.3.10.0050.00322.00
8.3.00.0070.00022.52
8.2.180.0100.00716.75
8.2.170.0040.01122.96
8.2.160.0090.00619.08
8.2.150.0080.00024.18
8.2.140.0130.00624.66
8.2.130.0030.00626.16
8.2.120.0080.00019.42
8.2.110.0070.00322.11
8.2.100.0040.00719.39
8.2.90.0000.00719.22
8.2.80.0000.00817.97
8.2.70.0000.00917.50
8.2.60.0000.00817.91
8.2.50.0040.00418.07
8.2.40.0060.00318.16
8.2.30.0030.00618.04
8.2.20.0070.00017.71
8.2.10.0040.00417.68
8.2.00.0090.00017.66
8.1.280.0120.00625.92
8.1.270.0050.00318.52
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0090.00018.73
8.1.230.0060.00618.85
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0050.00517.13
8.1.190.0000.00817.30
8.1.180.0000.00818.79
8.1.170.0040.00418.64
8.1.160.0040.00422.04
8.1.150.0060.00618.63
8.1.140.0000.00717.45
8.1.130.0000.00717.44
8.1.120.0040.00417.36
8.1.110.0020.00517.47
8.1.100.0000.00717.33
8.1.90.0070.00017.43
8.1.80.0000.00717.41
8.1.70.0000.00717.46
8.1.60.0040.00417.48
8.1.50.0000.00717.49
8.1.40.0000.00917.51
8.1.30.0000.00717.62
8.1.20.0000.00817.56
8.1.10.0030.00617.49
8.1.00.0000.00717.41
8.0.300.0070.00018.77
8.0.290.0000.00717.18
8.0.280.0000.00718.36
8.0.270.0000.00716.74
8.0.260.0000.00616.81
8.0.250.0000.00716.98
8.0.240.0060.00316.95
8.0.230.0070.00016.95
8.0.220.0040.00416.88
8.0.210.0030.00316.88
8.0.200.0030.00316.94
8.0.190.0000.00716.99
8.0.180.0060.00316.79
8.0.170.0040.00416.95
8.0.160.0030.00616.77
8.0.150.0000.00716.76
8.0.140.0040.00416.75
8.0.130.0000.00513.31
8.0.120.0040.00416.86
8.0.110.0000.00716.82
8.0.100.0000.00716.71
8.0.90.0070.00016.75
8.0.80.0160.00316.81
8.0.70.0040.00416.79
8.0.60.0030.00516.88
8.0.50.0050.00216.83
8.0.30.0060.01316.98
8.0.20.0110.00817.40
8.0.10.0050.00216.77
8.0.00.0080.01116.60
7.4.330.0000.00815.00
7.4.320.0030.00316.56
7.4.300.0030.00316.50
7.4.290.0070.00016.62
7.4.280.0000.00716.43
7.4.270.0000.00716.48
7.4.260.0070.00016.59
7.4.250.0000.00716.50
7.4.240.0030.00516.55
7.4.230.0030.00316.60
7.4.220.0070.01416.62
7.4.210.0100.00516.54
7.4.200.0070.00016.31
7.4.190.0070.00016.74
7.4.160.0040.01216.34
7.4.150.0030.01317.40
7.4.140.0080.01017.86
7.4.130.0150.00616.45
7.4.120.0050.01216.42
7.4.110.0030.01316.60
7.4.100.0100.00716.59
7.4.90.0120.00416.49
7.4.80.0140.00419.39
7.4.70.0100.00716.20
7.4.60.0000.02016.35
7.4.50.0000.00416.35
7.4.40.0090.00622.77
7.4.30.0130.00316.47
7.4.00.0090.00714.91
7.3.330.0000.00513.05
7.3.320.0050.00013.09
7.3.310.0060.00016.09
7.3.300.0030.00316.18
7.3.290.0130.00016.29
7.3.280.0090.00616.20
7.3.270.0060.01217.40
7.3.260.0070.01016.10
7.3.250.0080.00916.40
7.3.240.0060.01116.39
7.3.230.0130.00816.39
7.3.210.0030.01316.23
7.3.200.0070.01019.39
7.3.190.0130.00916.31
7.3.180.0100.00616.42
7.3.170.0030.01316.27
7.3.160.0080.00816.34
7.3.120.0050.00814.67
7.3.110.0150.00414.91
7.3.100.0000.01214.87
7.3.90.0090.00614.30
7.3.80.0030.01014.41
7.3.70.0000.00914.59
7.3.60.0100.00314.75
7.3.50.0030.00614.67
7.3.40.0090.00314.61
7.3.30.0060.00914.61
7.3.20.0060.00616.65
7.3.10.0030.01016.55
7.3.00.0030.01016.62
7.2.330.0060.01216.29
7.2.320.0110.01116.52
7.2.310.0040.01516.38
7.2.300.0130.00716.55
7.2.290.0130.00316.74
7.2.250.0070.01414.77
7.2.240.0090.00614.52
7.2.230.0040.00714.95
7.2.220.0060.01215.06
7.2.210.0070.00714.87
7.2.200.0030.00614.52
7.2.190.0060.00814.87
7.2.180.0000.01114.93
7.2.170.0070.01014.73
7.2.00.0100.00319.36
7.1.330.0040.01115.86
7.1.320.0040.00815.88
7.1.310.0030.01015.54
7.1.300.0030.00715.82
7.1.290.0070.00715.96
7.1.280.0090.00615.75
7.1.270.0080.00615.89
7.1.260.0000.01115.78
7.1.100.0030.01018.13
7.1.70.0070.00317.22
7.1.60.0100.01019.82
7.1.50.0060.00616.97
7.1.00.0030.06322.30
7.0.200.0000.00816.64
7.0.140.0030.07722.01
7.0.60.0070.08320.07
7.0.50.0030.04017.78
7.0.40.0070.06020.27
7.0.30.0200.04320.13
7.0.20.0400.07020.13
7.0.10.0000.07320.16
7.0.00.0000.05320.16
5.6.280.0030.07321.11
5.6.210.0130.08020.60
5.6.200.0030.06018.08
5.6.190.0030.06720.27
5.6.180.0270.07320.56
5.6.170.0030.08720.50
5.6.160.0170.06720.61
5.6.150.0030.04018.20
5.6.140.0070.05018.16
5.6.130.0070.05318.09
5.6.120.0100.06720.98
5.6.110.0030.08721.01
5.6.100.0230.07020.97
5.6.90.0030.08721.10
5.6.80.0000.04020.36
5.5.350.0300.07020.31
5.5.340.0070.03717.91
5.5.330.0100.03720.25
5.5.320.0200.04720.34
5.5.310.0270.07320.31
5.5.300.0100.06718.01
5.5.290.0000.04317.98
5.5.280.0130.07320.75
5.5.270.0070.06720.64
5.5.260.0100.04320.95
5.5.250.0030.06320.69
5.5.240.0030.07320.06
5.4.450.0870.05319.50
5.4.440.0770.05719.37
5.4.430.0670.04719.16
5.4.420.0100.05319.50
5.4.410.0900.04719.42
5.4.400.0300.05318.78
5.4.390.0330.06018.53
5.4.380.0030.05718.64
5.4.370.0130.04318.67
5.4.360.0130.03318.61
5.4.350.0070.05111.98
5.4.340.0070.03611.97
5.4.320.0090.03912.46
5.4.310.0070.03912.45
5.4.300.0040.03912.46
5.4.290.0080.04312.46
5.4.280.0040.03612.35
5.4.270.0080.03312.36
5.4.260.0070.03512.36
5.4.250.0170.04718.87
5.4.240.0030.05318.78
5.4.230.0030.06318.87
5.4.220.0200.04018.99
5.4.210.0070.05019.00
5.4.200.0030.05318.74
5.4.190.0200.06718.86
5.4.180.0100.04718.81
5.4.170.0030.06018.66
5.4.160.0070.05018.58
5.4.150.0130.05018.66
5.4.140.0100.04716.30
5.4.130.0070.04716.48
5.4.120.0000.06716.23
5.4.110.0000.05316.14
5.4.100.0070.05016.14
5.4.90.0100.04316.26
5.4.80.0070.07016.33
5.4.70.0070.05316.45
5.4.60.0070.06316.13
5.4.50.0100.04716.12
5.4.40.0100.04316.39
5.4.30.0100.04316.28
5.4.20.0070.05016.46
5.4.10.0030.05316.38
5.4.00.0030.05015.90
5.3.290.0050.04312.80
5.3.280.0100.05314.46
5.3.270.0100.04714.70
5.3.260.0130.04714.45
5.3.250.0000.05714.32
5.3.240.0130.04714.38
5.3.230.0130.04314.51
5.3.220.0030.05314.58
5.3.210.0130.05714.45
5.3.200.0030.05314.57
5.3.190.0030.05714.34
5.3.180.0130.04314.42
5.3.170.0000.05714.26
5.3.160.0000.05314.66
5.3.150.0070.05314.40
5.3.140.0030.05014.25
5.3.130.0130.04314.59
5.3.120.0070.05314.61
5.3.110.0030.05714.59
5.3.100.0130.04313.81
5.3.90.0100.05014.06
5.3.80.0100.04713.89
5.3.70.0130.06313.86
5.3.60.0130.05313.83
5.3.50.0100.04313.86
5.3.40.0070.04713.72
5.3.30.0030.05013.78
5.3.20.0130.06313.53
5.3.10.0100.04313.53
5.3.00.0000.05313.65
5.2.170.0030.04311.29
5.2.160.0100.03311.15
5.2.150.0070.04011.15
5.2.140.0030.04311.07
5.2.130.0000.04711.19
5.2.120.0070.03711.10
5.2.110.0030.04010.93
5.2.100.0070.03711.02
5.2.90.0130.03011.19
5.2.80.0030.04011.24
5.2.70.0000.04310.93
5.2.60.0070.04010.96
5.2.50.0030.04011.03
5.2.40.0070.03710.93
5.2.30.0000.04310.89
5.2.20.0030.04010.97
5.2.10.0100.03310.75
5.2.00.0030.04010.65
5.1.60.0030.0339.95
5.1.50.0070.03010.18
5.1.40.0000.04010.00
5.1.30.0030.04010.16
5.1.20.0070.04010.34
5.1.10.0100.0439.97
5.1.00.0000.04010.15
5.0.50.0000.0308.63
5.0.40.0100.0278.60
5.0.30.0030.0438.13
5.0.20.0030.0308.27
5.0.10.0070.0238.41
5.0.00.0100.0338.24
4.4.90.0000.0236.96
4.4.80.0000.0236.96
4.4.70.0030.0206.96
4.4.60.0030.0206.96
4.4.50.0070.0176.96
4.4.40.0000.0336.96
4.4.30.0030.0206.96
4.4.20.0070.0206.96
4.4.10.0100.0276.96
4.4.00.0000.0336.96
4.3.110.0070.0176.96
4.3.100.0070.0176.96
4.3.90.0000.0206.96
4.3.80.0030.0306.96
4.3.70.0000.0206.96
4.3.60.0000.0206.96
4.3.50.0000.0236.96
4.3.40.0030.0306.96
4.3.30.0030.0206.96
4.3.20.0000.0236.96
4.3.10.0000.0236.96
4.3.00.0130.0207.20

preferences:
44.15 ms | 401 KiB | 5 Q