3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '{"foo": "bar", "cool": "attr"}'; $result = json_decode($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)
8.3.60.0100.00718.28
8.3.50.0080.01022.05
8.3.40.0110.00418.59
8.3.30.0080.00518.96
8.3.20.0040.00420.33
8.3.10.0080.00023.53
8.3.00.0040.00420.68
8.2.180.0120.00618.29
8.2.170.0110.00822.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00320.76
8.2.110.0000.00922.20
8.2.100.0040.00717.72
8.2.90.0040.00419.05
8.2.80.0060.00317.97
8.2.70.0000.00817.50
8.2.60.0000.00717.91
8.2.50.0030.00518.07
8.2.40.0080.00317.92
8.2.30.0000.00718.27
8.2.20.0050.00319.41
8.2.10.0050.00317.93
8.2.00.0050.00217.58
8.1.280.0070.01525.92
8.1.270.0000.00823.88
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0000.00823.97
8.1.230.0040.00819.07
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0080.00017.23
8.1.180.0050.00318.10
8.1.170.0030.00618.46
8.1.160.0040.00421.99
8.1.150.0040.00418.60
8.1.140.0030.00617.45
8.1.130.0000.00717.75
8.1.120.0000.00717.38
8.1.110.0000.00717.29
8.1.100.0050.00217.39
8.1.90.0040.00417.41
8.1.80.0040.00417.45
8.1.70.0030.00317.29
8.1.60.0040.00717.39
8.1.50.0040.00417.38
8.1.40.0030.00517.41
8.1.30.0000.01017.54
8.1.20.0040.00417.42
8.1.10.0030.00617.44
8.1.00.0040.00417.29
8.0.300.0000.00818.77
8.0.290.0030.00317.18
8.0.280.0030.00318.45
8.0.270.0080.00017.11
8.0.260.0000.00617.15
8.0.250.0050.00216.85
8.0.240.0030.00316.88
8.0.230.0000.00816.73
8.0.220.0030.00316.80
8.0.210.0040.00416.87
8.0.200.0040.00416.91
8.0.190.0070.00016.95
8.0.180.0000.00816.74
8.0.170.0040.00416.86
8.0.160.0000.00716.89
8.0.150.0000.00816.80
8.0.140.0000.00716.76
8.0.130.0000.00513.25
8.0.120.0060.00316.80
8.0.110.0040.00416.81
8.0.100.0060.00316.69
8.0.90.0000.00716.85
8.0.80.0150.00016.88
8.0.70.0040.00416.83
8.0.60.0040.00416.87
8.0.50.0020.00516.82
8.0.30.0060.01517.08
8.0.20.0100.01117.40
8.0.10.0000.00716.90
8.0.00.0080.01016.78
7.4.330.0040.00415.00
7.4.320.0060.00016.54
7.4.300.0030.00316.36
7.4.290.0040.00416.29
7.4.280.0030.00516.50
7.4.270.0040.00416.60
7.4.260.0070.00016.38
7.4.250.0000.00716.47
7.4.240.0030.00316.50
7.4.230.0050.00216.46
7.4.220.0040.01416.62
7.4.210.0100.00416.51
7.4.200.0040.00416.63
7.4.190.0030.00316.40
7.4.160.0080.00816.32
7.4.150.0080.00817.40
7.4.140.0160.00617.86
7.4.130.0070.01016.42
7.4.120.0130.00416.43
7.4.110.0090.01216.33
7.4.100.0140.00316.27
7.4.90.0130.00316.53
7.4.80.0120.00619.39
7.4.70.0130.01016.45
7.4.60.0140.00316.29
7.4.50.0090.00016.45
7.4.40.0130.00316.53
7.4.30.0060.01616.28
7.4.00.0050.01014.87
7.3.330.0030.00313.01
7.3.320.0020.00312.99
7.3.310.0040.00416.21
7.3.300.0030.00316.15
7.3.290.0040.01116.18
7.3.280.0090.01116.15
7.3.270.0140.00317.40
7.3.260.0090.01516.09
7.3.250.0140.00516.24
7.3.240.0160.00616.30
7.3.230.0060.01116.51
7.3.210.0130.00316.45
7.3.200.0150.00919.39
7.3.190.0090.01216.36
7.3.180.0090.00616.16
7.3.170.0090.00716.45
7.3.160.0080.00816.22
7.3.120.0140.00314.83
7.3.110.0090.00914.54
7.3.100.0100.01014.82
7.3.90.0110.00414.76
7.3.80.0030.01314.76
7.3.70.0070.00314.33
7.3.60.0060.00914.60
7.3.50.0000.01614.67
7.3.40.0030.01214.65
7.3.30.0040.00714.52
7.3.20.0080.00416.56
7.3.10.0070.00716.23
7.3.00.0090.00316.57
7.2.330.0070.01016.36
7.2.320.0140.00416.26
7.2.310.0120.01216.22
7.2.300.0160.01016.54
7.2.290.0110.00616.60
7.2.250.0110.00714.93
7.2.240.0040.01514.86
7.2.230.0070.01014.77
7.2.220.0070.00714.88
7.2.210.0100.00614.92
7.2.200.0000.00914.86
7.2.190.0090.00914.91
7.2.180.0060.01014.93
7.2.170.0120.00614.84
7.2.160.0070.00714.82
7.2.150.0100.00616.87
7.2.140.0110.00016.52
7.2.130.0070.01016.65
7.2.120.0060.00916.69
7.2.110.0090.00616.40
7.2.100.0090.00316.77
7.2.90.0070.00716.49
7.2.80.0060.00916.62
7.2.70.0060.00916.75
7.2.60.0080.00616.70
7.2.50.0060.00916.66
7.2.40.0070.00716.84
7.2.30.0100.00316.54
7.2.20.0120.00016.77
7.2.10.0030.00716.59
7.2.00.0070.00717.90
7.1.330.0090.00915.91
7.1.320.0100.00015.62
7.1.310.0070.01015.79
7.1.300.0080.00615.46
7.1.290.0040.01115.91
7.1.280.0060.00315.73
7.1.270.0040.00815.76
7.1.260.0040.01115.45
7.1.250.0090.00015.72
7.1.240.0040.00815.78
7.1.230.0080.00615.64
7.1.220.0070.00715.72
7.1.210.0060.00915.72
7.1.200.0060.00715.63
7.1.190.0030.01315.64
7.1.180.0040.01415.82
7.1.170.0000.01415.80
7.1.160.0060.00915.72
7.1.150.0040.00415.66
7.1.140.0060.00615.64
7.1.130.0000.01115.78
7.1.120.0040.01115.56
7.1.110.0040.00415.66
7.1.100.0080.00616.68
7.1.90.0170.00015.36
7.1.80.0060.00915.55
7.1.70.0020.00816.49
7.1.60.0070.01017.49
7.1.50.0070.00916.29
7.1.40.0030.01015.59
7.1.30.0040.00815.59
7.1.20.0040.00715.93
7.1.10.0070.00715.85
7.1.00.0030.04118.96
7.0.330.0080.00815.18
7.0.320.0040.00415.43
7.0.310.0060.00315.21
7.0.300.0040.01115.27
7.0.290.0070.01015.28
7.0.280.0070.00415.36
7.0.270.0070.00415.54
7.0.260.0060.00915.09
7.0.250.0090.00015.53
7.0.240.0040.01115.44
7.0.230.0090.00915.45
7.0.220.0000.01215.27
7.0.210.0000.00915.02
7.0.200.0020.00815.99
7.0.190.0030.00715.39
7.0.180.0060.00915.14
7.0.170.0060.00615.29
7.0.160.0030.00715.39
7.0.150.0030.01015.22
7.0.140.0070.03718.51
7.0.130.0000.00915.16
7.0.120.0040.00815.14
7.0.110.0040.00815.41
7.0.100.0000.01315.41
7.0.90.0030.01315.50
7.0.80.0030.00915.28
7.0.70.0070.00715.05
7.0.60.0030.02517.58
7.0.50.0060.03016.70
7.0.40.0030.05316.78
7.0.30.0180.04116.79
7.0.20.0090.02616.74
7.0.10.0060.03116.73
7.0.00.0100.03316.71
5.6.400.0040.01214.02
5.6.390.0090.00614.09
5.6.380.0060.00914.42
5.6.370.0110.00314.11
5.6.360.0120.00414.56
5.6.350.0030.01013.73
5.6.340.0120.00014.01
5.6.330.0030.01214.10
5.6.320.0030.01014.38
5.6.310.0040.00714.15
5.6.300.0000.01814.06
5.6.290.0030.00614.25
5.6.280.0090.03517.39
5.6.270.0090.00313.88
5.6.260.0060.00914.14
5.6.250.0070.00714.36
5.6.240.0060.00614.13
5.6.230.0070.00714.14
5.6.220.0120.00614.47
5.6.210.0050.04717.44
5.6.200.0100.04216.26
5.6.190.0090.03717.45
5.6.180.0050.02817.52
5.6.170.0100.02517.27
5.6.160.0060.03117.34
5.6.150.0060.02316.19
5.6.140.0040.04316.16
5.6.130.0000.04116.15
5.6.120.0020.03117.50
5.6.110.0070.04717.59
5.6.100.0070.04717.65
5.6.90.0100.03217.68
5.6.80.0020.04817.28
5.6.70.0110.00314.03
5.6.60.0100.00314.00
5.6.50.0060.00314.15
5.6.40.0090.00614.44
5.6.30.0060.00914.26
5.6.20.0080.00614.20
5.6.10.0040.00714.21
5.6.00.0000.01514.04
5.5.380.0060.00613.84
5.5.370.0040.00814.15
5.5.360.0100.00314.23
5.5.350.0020.04817.21
5.5.340.0070.03115.87
5.5.330.0060.04217.31
5.5.320.0060.02417.21
5.5.310.0170.04717.13
5.5.300.0120.02915.87
5.5.290.0110.04016.07
5.5.280.0120.03717.49
5.5.270.0020.03717.60
5.5.260.0030.03417.30
5.5.250.0040.02417.37
5.5.240.0130.04217.10
5.5.230.0100.00313.66
5.5.220.0030.01013.93
5.5.210.0090.00314.22
5.5.200.0120.00314.07
5.5.190.0100.00013.84
5.5.180.0040.01114.13
5.5.170.0100.00014.07
5.5.160.0070.00713.88
5.5.150.0090.00613.90
5.5.140.0000.00914.05
5.5.130.0040.01113.90
5.5.120.0130.00314.03
5.5.110.0060.00914.17
5.5.100.0000.01714.20
5.5.90.0070.01013.82
5.5.80.0030.00913.93
5.5.70.0080.00413.91
5.5.60.0060.00314.18
5.5.50.0040.01113.76
5.5.40.0090.00914.07
5.5.30.0100.00714.01
5.5.20.0120.00313.89
5.5.10.0060.00613.59
5.5.00.0100.00713.89
5.4.450.0380.03316.02
5.4.440.0430.02716.01
5.4.430.0060.04516.03
5.4.420.0400.03316.02
5.4.410.0080.03316.06
5.4.400.0520.03215.93
5.4.390.0350.03016.00
5.4.380.0070.03415.63
5.4.370.0050.04115.63
5.4.360.0100.02715.65
5.4.350.0120.02915.74
5.4.340.0110.02515.65
5.4.330.0040.00712.68
5.4.320.0080.01912.57
5.4.310.0040.02312.57
5.4.300.0030.02312.57
5.4.290.0040.02312.57
5.4.280.0030.02612.52
5.4.270.0060.02112.52
5.4.260.0040.02312.52
5.4.250.0050.02212.51
5.4.240.0050.02312.52
5.4.230.0060.02212.51
5.4.220.0060.01912.51
5.4.210.0080.01812.51
5.4.200.0090.02112.51
5.4.190.0070.02012.51
5.4.180.0050.02212.51
5.4.170.0050.02312.52
5.4.160.0060.02312.51
5.4.150.0040.02412.51
5.4.140.0070.02112.35
5.4.130.0030.02212.35
5.4.120.0040.02212.32
5.4.110.0030.02212.32
5.4.100.0060.02012.32
5.4.90.0040.02312.32
5.4.80.0040.02612.32
5.4.70.0040.02712.32
5.4.60.0060.02712.32
5.4.50.0060.02012.32
5.4.40.0050.02012.32
5.4.30.0060.02112.31
5.4.20.0070.02112.31
5.4.10.0060.02512.31
5.4.00.0040.02812.06
5.3.290.0050.02612.74
5.3.280.0050.03012.70
5.3.270.0090.03712.70
5.3.260.0070.03912.70
5.3.250.0050.03212.70
5.3.240.0090.05612.70
5.3.230.0100.05012.69
5.3.220.0080.04512.68
5.3.210.0170.06512.68
5.3.200.0170.05712.68
5.3.190.0060.03512.68
5.3.180.0060.03612.68
5.3.170.0050.03712.68
5.3.160.0050.03112.68
5.3.150.0060.02812.68
5.3.140.0060.02812.67
5.3.130.0040.02712.67
5.3.120.0040.02912.67
5.3.110.0090.02912.67
5.3.100.0040.03412.40
5.3.90.0060.03012.38
5.3.80.0080.02212.38
5.3.70.0060.02012.38
5.3.60.0040.02212.37
5.3.50.0050.02312.34
5.3.40.0020.02612.34
5.3.30.0050.02112.31
5.3.20.0060.01912.20
5.3.10.0050.02012.19
5.3.00.0030.02312.18
5.2.170.0040.0319.18
5.2.160.0030.0319.18
5.2.150.0050.0309.18
5.2.140.0040.0319.18
5.2.130.0050.0359.14
5.2.120.0090.0409.13
5.2.110.0080.0319.14
5.2.100.0050.0289.14
5.2.90.0030.0309.14
5.2.80.0050.0319.13
5.2.70.0050.0309.13
5.2.60.0020.0339.08
5.2.50.0060.0309.05
5.2.40.0060.0279.03
5.2.30.0060.0279.01
5.2.20.0060.0269.00
5.2.10.0060.0268.92
5.2.00.0030.0318.77
5.1.60.0050.0258.06
5.1.50.0050.0268.06
5.1.40.0040.0258.04
5.1.30.0050.0268.39
5.1.20.0130.0498.41
5.1.10.0070.0408.14
5.1.00.0010.0328.14
5.0.50.0050.0286.61
5.0.40.0030.0246.48
5.0.30.0070.0416.29
5.0.20.0040.0226.26
5.0.10.0080.0276.24
5.0.00.0040.0326.23
4.4.90.0030.0164.78
4.4.80.0050.0164.76
4.4.70.0050.0204.75
4.4.60.0060.0134.76
4.4.50.0020.0184.77
4.4.40.0040.0294.71
4.4.30.0030.0174.75
4.4.20.0010.0184.85
4.4.10.0040.0144.85
4.4.00.0010.0294.76
4.3.110.0030.0174.67
4.3.100.0030.0154.67
4.3.90.0020.0154.63
4.3.80.0020.0274.59
4.3.70.0030.0244.63
4.3.60.0020.0234.63
4.3.50.0030.0234.63
4.3.40.0030.0334.54
4.3.30.0010.0233.28
4.3.20.0010.0233.25
4.3.10.0020.0213.22
4.3.00.0200.0136.87

preferences:
66.44 ms | 401 KiB | 5 Q