3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '{"files": "Hello World" }'; $result = json_decode($string); // Result: object(stdClass)#1 (2) { ["foo"]=> string(3) "bar" ["cool"]=> string(4) "attr" } var_dump($result);

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)
8.3.60.0160.00616.50
8.3.50.0110.00922.02
8.3.40.0110.00318.71
8.3.30.0070.00718.92
8.3.20.0050.00220.33
8.3.10.0040.00423.65
8.3.00.0080.00019.26
8.2.180.0060.00918.29
8.2.170.0110.00822.96
8.2.160.0070.00720.26
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0000.00820.70
8.2.110.0000.00822.11
8.2.100.0070.00419.28
8.2.90.0070.00019.27
8.2.80.0030.00517.97
8.2.70.0060.00317.61
8.2.60.0060.00317.91
8.2.50.0030.00518.07
8.2.40.0060.00319.76
8.2.30.0000.00718.18
8.2.20.0040.00417.50
8.2.10.0030.00518.04
8.2.00.0040.00417.60
8.1.280.0170.00325.92
8.1.270.0030.00623.80
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.91
8.1.230.0050.00519.15
8.1.220.0040.00417.76
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0060.00317.11
8.1.180.0000.00818.10
8.1.170.0050.00318.59
8.1.160.0040.00421.86
8.1.150.0040.00418.57
8.1.140.0070.00017.34
8.1.130.0050.00317.82
8.1.120.0000.00817.39
8.1.110.0000.00717.37
8.1.100.0000.00717.34
8.1.90.0000.00717.35
8.1.80.0000.00717.39
8.1.70.0000.00717.35
8.1.60.0080.00017.48
8.1.50.0030.00617.46
8.1.40.0080.00017.32
8.1.30.0070.00417.43
8.1.20.0040.00417.58
8.1.10.0060.00317.36
8.1.00.0030.00617.36
8.0.300.0050.00318.77
8.0.290.0030.00517.05
8.0.280.0030.00318.42
8.0.270.0030.00317.06
8.0.260.0030.00317.26
8.0.250.0000.00716.78
8.0.240.0000.00916.91
8.0.230.0000.00716.88
8.0.220.0060.00016.73
8.0.210.0030.00516.71
8.0.200.0000.00716.79
8.0.190.0040.00416.94
8.0.180.0090.00016.83
8.0.170.0040.00416.84
8.0.160.0000.00716.89
8.0.150.0000.00816.70
8.0.140.0000.00716.77
8.0.130.0000.00513.21
8.0.120.0080.00016.69
8.0.110.0000.00816.85
8.0.100.0040.00416.77
8.0.90.0030.00316.62
8.0.80.0000.01516.80
8.0.70.0000.00716.76
8.0.60.0070.00016.72
8.0.50.0000.00816.73
8.0.30.0100.00817.08
8.0.20.0080.01017.40
8.0.10.0030.00317.06
8.0.00.0120.00716.68
7.4.330.0030.00315.03
7.4.320.0030.00316.61
7.4.300.0000.00616.52
7.4.290.0040.00416.29
7.4.280.0040.00416.42
7.4.270.0040.00416.50
7.4.260.0050.00316.49
7.4.250.0000.00716.39
7.4.240.0050.00216.50
7.4.230.0070.00016.56
7.4.220.0130.01016.49
7.4.210.0070.00816.44
7.4.200.0000.00716.25
7.4.190.0000.00716.62
7.4.160.0120.00916.36
7.4.150.0170.00017.40
7.4.140.0100.01017.86
7.4.130.0050.01216.53
7.4.120.0110.00716.33
7.4.110.0070.01016.29
7.4.100.0090.00916.40
7.4.90.0100.00716.32
7.4.80.0100.01419.39
7.4.70.0030.01416.53
7.4.60.0030.01316.58
7.4.50.0030.00316.06
7.4.40.0040.01216.43
7.4.30.0070.01016.28
7.4.00.0070.00714.93
7.3.330.0000.00712.87
7.3.320.0020.00313.07
7.3.310.0030.00315.96
7.3.300.0000.00716.13
7.3.290.0070.01416.22
7.3.280.0040.01316.14
7.3.270.0110.00617.40
7.3.260.0110.00716.30
7.3.250.0110.00816.31
7.3.240.0120.00416.40
7.3.230.0130.01016.39
7.3.210.0110.01416.13
7.3.200.0030.01319.39
7.3.190.0120.01016.21
7.3.180.0060.00916.23
7.3.170.0000.01616.36
7.3.160.0090.00616.36
7.3.120.0000.01414.80
7.2.330.0070.01116.46
7.2.320.0090.01416.52
7.2.310.0120.01116.54
7.2.300.0090.00916.55
7.2.290.0080.01216.40
7.2.00.0060.00919.13
7.1.100.0080.00517.90
7.1.70.0050.00216.79
7.1.60.0090.01519.46
7.1.50.0070.01116.90
7.1.00.0000.08022.24
7.0.200.0120.00016.64
7.0.140.0070.07021.98
7.0.60.0200.03719.91
7.0.50.0000.04317.80
7.0.40.0100.08320.04
7.0.30.0130.06720.02
7.0.20.0300.03720.34
7.0.10.0100.07320.17
7.0.00.0000.04720.18
5.6.280.0130.06320.77
5.6.210.0170.05720.63
5.6.200.0030.04318.13
5.6.190.0070.06020.63
5.6.180.0000.09020.68
5.6.170.0270.06320.55
5.6.160.0130.07318.11
5.6.150.0070.04018.19
5.6.140.0030.04018.18
5.6.130.0170.05718.20
5.6.120.0130.05020.89
5.6.110.0070.08021.02
5.6.100.0130.08020.96
5.6.90.0130.07021.11
5.6.80.0070.06020.37
5.5.350.0070.05320.29
5.5.340.0030.08717.88
5.5.330.0130.07720.14
5.5.320.0070.06020.13
5.5.310.0370.06320.36
5.5.300.0170.07018.05
5.5.290.0030.04018.01
5.5.280.0100.03320.87
5.5.270.0100.08020.67
5.5.260.0130.08020.86
5.5.250.0100.07720.68
5.5.240.0130.08020.18
5.4.450.0270.03319.24
5.4.440.0230.04019.24
5.4.430.0270.08019.56
5.4.420.0370.06719.45
5.4.410.0270.07319.13
5.4.400.0170.04318.92
5.4.390.0230.04719.08
5.4.380.0170.04719.09
5.4.370.0270.04718.92
5.4.360.0270.05019.11
5.4.350.0200.04319.09
5.4.340.0470.03719.09
5.4.320.0300.07319.08
5.4.310.0230.05318.92
5.4.300.0370.06318.90
5.4.290.0500.03719.09
5.4.280.0330.06019.28
5.4.270.0370.06719.04
5.4.260.0230.07719.13
5.4.250.0370.06319.09
5.4.240.0270.08019.05
5.4.230.0370.06319.09
5.4.220.0230.04319.15
5.4.210.0200.04319.12
5.4.200.0270.05018.80
5.4.190.0270.04018.80
5.4.180.0270.04719.19
5.4.170.0330.06719.08
5.4.160.0270.05019.23
5.4.150.0330.05319.06
5.4.140.0330.06016.45
5.4.130.0270.07316.30
5.4.120.0270.05716.43
5.4.110.0300.06316.39
5.4.100.0330.05716.50
5.4.90.0330.06716.43
5.4.80.0300.04016.18
5.4.70.0230.05316.37
5.4.60.0230.03716.20
5.4.50.0430.05716.03
5.4.40.0300.07016.31
5.4.30.0330.06316.40
5.4.20.0300.07016.41
5.4.10.0300.06316.18
5.4.00.0270.06715.60
5.3.290.0270.06714.54
5.3.280.0270.07714.44
5.3.270.0270.07714.45
5.3.260.0300.06714.46
5.3.250.0330.06314.48
5.3.240.0400.03714.57
5.3.230.0400.06714.64
5.3.220.0300.06314.38
5.3.210.0430.05314.52
5.3.200.0300.06714.40
5.3.190.0200.04714.42
5.3.180.0270.03314.36
5.3.170.0270.07014.43
5.3.160.0300.03714.42
5.3.150.0300.03014.42
5.3.140.0300.05314.46
5.3.130.0330.05314.54
5.3.120.0370.07314.40
5.3.110.0330.06714.48
5.3.100.0270.04713.96
5.3.90.0400.03013.93
5.3.80.0300.06313.84
5.3.70.0270.04013.95
5.3.60.0300.04713.88
5.3.50.0370.06313.88
5.3.40.0370.06713.88
5.3.30.0400.06013.74
5.3.20.0270.05713.49
5.3.10.0330.07013.45
5.3.00.0300.05713.66
5.2.170.0270.05712.02
5.2.160.0230.04012.02
5.2.150.0230.03012.02
5.2.140.0230.05712.02
5.2.130.0170.05712.02
5.2.120.0270.02712.02
5.2.110.0230.03012.02
5.2.100.0230.03712.02
5.2.90.0270.03712.02
5.2.80.0300.02712.02
5.2.70.0330.05012.02
5.2.60.0270.04012.02
5.2.50.0370.03012.02
5.2.40.0200.06012.02
5.2.30.0200.06012.02
5.2.20.0170.06312.02
5.2.10.0230.03712.02
5.2.00.0170.06012.02
5.1.60.0170.05312.02
5.1.50.0200.05012.02
5.1.40.0200.05312.02
5.1.30.0230.05012.02
5.1.20.0200.03712.02
5.1.10.0200.05012.02
5.1.00.0270.03712.02
5.0.50.0130.04012.02
5.0.40.0130.04012.02
5.0.30.0070.05012.02
5.0.20.0130.04712.02
5.0.10.0130.04012.02
5.0.00.0100.06012.02
4.4.90.0170.01712.02
4.4.80.0130.03012.02
4.4.70.0100.03312.02
4.4.60.0100.03712.02
4.4.50.0070.02012.02
4.4.40.0100.04312.02
4.4.30.0170.01712.02
4.4.20.0130.03012.02
4.4.10.0070.02312.02
4.4.00.0100.04712.02
4.3.110.0130.03012.02
4.3.100.0100.02012.02
4.3.90.0070.04012.02
4.3.80.0130.04312.02
4.3.70.0100.02012.02
4.3.60.0130.03012.02
4.3.50.0170.03012.02
4.3.40.0100.05012.02
4.3.30.0070.03012.02
4.3.20.0070.03012.02
4.3.10.0130.03012.02
4.3.00.0030.03312.02

preferences:
40.69 ms | 401 KiB | 5 Q