3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{"1":"1", "":123}'; var_dump( json_decode( $json ) );

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)
8.3.60.0030.01716.36
8.3.50.0110.00717.45
8.3.40.0070.00718.54
8.3.30.0090.00618.73
8.3.20.0000.00818.58
8.3.10.0060.00320.48
8.3.00.0040.00419.26
8.2.180.0040.01116.32
8.2.170.0100.01022.96
8.2.160.0090.00618.63
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00519.26
8.2.110.0090.00019.31
8.2.100.0090.00317.72
8.2.90.0050.00319.13
8.2.80.0040.00417.97
8.2.70.0050.00317.36
8.2.60.0000.00717.80
8.2.50.0000.00918.10
8.2.40.0040.00418.03
8.2.30.0070.00418.04
8.2.20.0000.00717.57
8.2.10.0050.00317.67
8.2.00.0070.00317.66
8.1.280.0030.01225.92
8.1.270.0080.00023.99
8.1.260.0000.00926.35
8.1.250.0070.00028.09
8.1.240.0090.00022.62
8.1.230.0070.00417.82
8.1.220.0060.00317.78
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0050.00317.10
8.1.180.0040.00418.10
8.1.170.0080.00418.49
8.1.160.0080.00018.77
8.1.150.0040.00418.55
8.1.140.0000.00717.37
8.1.130.0000.00717.82
8.1.120.0050.00317.43
8.1.110.0000.00717.39
8.1.100.0000.00817.28
8.1.90.0000.00817.34
8.1.80.0000.00717.41
8.1.70.0070.00017.35
8.1.60.0040.00817.46
8.1.50.0050.00217.29
8.1.40.0020.00517.27
8.1.30.0000.00717.47
8.1.20.0040.00417.42
8.1.10.0030.00517.34
8.1.00.0000.00817.25
8.0.300.0020.00518.98
8.0.290.0040.00416.58
8.0.280.0030.00318.49
8.0.270.0000.00817.09
8.0.260.0000.00816.64
8.0.250.0040.00416.90
8.0.240.0000.00716.83
8.0.230.0000.00716.87
8.0.220.0030.00316.80
8.0.210.0030.00316.75
8.0.200.0000.00616.75
8.0.190.0040.00416.80
8.0.180.0050.00316.75
8.0.170.0060.00316.90
8.0.160.0040.00416.89
8.0.150.0030.00616.71
8.0.140.0050.00316.70
8.0.130.0050.00013.21
8.0.120.0080.00016.67
8.0.110.0030.00316.71
8.0.100.0040.00416.64
8.0.90.0000.00716.87
8.0.80.0100.00616.73
8.0.70.0050.00216.69
8.0.60.0000.00816.82
8.0.50.0000.00716.80
8.0.30.0130.00616.90
8.0.20.0090.00917.00
8.0.10.0000.00716.84
8.0.00.0160.00316.71
7.4.330.0050.00012.89
7.4.320.0040.00416.51
7.4.300.0040.00416.34
7.4.290.0070.00016.50
7.4.280.0000.00816.32
7.4.270.0030.00616.34
7.4.260.0050.00013.21
7.4.250.0040.00416.43
7.4.240.0070.00016.42
7.4.230.0030.00316.30
7.4.220.0100.01016.29
7.4.210.0050.00816.45
7.4.200.0070.00016.36
7.4.190.0040.00416.59
7.4.160.0090.00616.20
7.4.150.0110.00616.56
7.4.140.0170.00316.34
7.4.130.0080.00816.43
7.4.120.0110.00916.41
7.4.110.0130.00316.24
7.4.100.0000.01616.23
7.4.90.0030.01916.26
7.4.80.0030.01619.39
7.4.70.0060.00916.37
7.4.60.0100.00716.54
7.4.50.0000.00916.46
7.4.40.0060.00616.29
7.4.30.0060.00916.45
7.4.00.0100.00514.99
7.3.330.0030.00313.04
7.3.320.0050.00013.00
7.3.310.0030.00316.12
7.3.300.0060.00016.11
7.3.290.0090.00616.11
7.3.280.0100.00716.13
7.3.270.0000.01716.16
7.3.260.0090.00916.02
7.3.250.0100.00816.20
7.3.240.0110.00716.38
7.3.230.0140.01116.07
7.3.210.0190.00416.11
7.3.200.0110.01116.38
7.3.190.0110.01116.28
7.3.180.0080.01216.32
7.3.170.0120.00416.36
7.3.160.0110.00616.57
7.3.120.0110.00514.47
7.3.110.0000.01514.85
7.3.100.0130.00214.65
7.3.90.0030.01214.78
7.3.80.0070.00614.39
7.3.70.0050.00714.59
7.3.60.0080.00414.68
7.3.50.0050.00914.71
7.3.40.0090.00714.58
7.3.30.0020.01114.62
7.3.20.0050.00816.57
7.3.10.0060.00816.54
7.3.00.0020.01116.43
7.2.330.0130.01016.15
7.2.320.0080.01216.33
7.2.310.0030.01616.47
7.2.300.0000.02216.39
7.2.290.0060.01216.19
7.2.250.0000.01714.59
7.2.240.0070.00814.84
7.2.230.0070.00314.80
7.2.220.0050.00714.80
7.2.210.0050.00914.77
7.2.200.0050.00714.91
7.2.190.0080.00614.74
7.2.180.0040.01014.91
7.2.170.0050.01114.77
7.2.160.0060.00914.89
7.2.150.0060.00916.58
7.2.140.0030.00916.66
7.2.130.0050.00816.64
7.2.120.0050.01016.80
7.2.110.0030.01116.64
7.2.100.0120.00016.58
7.2.90.0040.01016.59
7.2.80.0060.00816.62
7.2.70.0070.01116.71
7.2.60.0070.00616.62
7.2.50.0080.00816.54
7.2.40.0050.00916.85
7.2.30.0060.00916.63
7.2.20.0060.00916.58
7.2.10.0060.01116.42
7.2.00.0080.00617.60
7.1.330.0000.01415.84
7.1.320.0060.00515.76
7.1.310.0050.01115.74
7.1.300.0050.00615.60
7.1.290.0050.00515.64
7.1.280.0020.01115.65
7.1.270.0050.00915.59
7.1.260.0090.00615.84
7.1.250.0090.00615.72
7.1.200.0000.01415.75
7.1.100.0070.00317.96
7.1.70.0040.00417.22
7.1.60.0140.01019.40
7.1.50.0030.01016.89
7.1.00.0030.07322.36
7.0.200.0290.00614.89
7.0.140.0030.07322.00
7.0.120.0000.07722.13
7.0.60.0000.04319.95
7.0.50.0000.04317.80
7.0.40.0070.04317.79
7.0.30.0030.04017.76
7.0.20.0030.08717.74
7.0.10.0070.05317.80
7.0.00.0030.08317.68
5.6.280.0030.07321.08
5.6.210.0130.07320.72
5.6.200.0170.07318.16
5.6.190.0130.07018.15
5.6.180.0130.07318.21
5.6.170.0100.08018.12
5.6.160.0100.06318.16
5.6.150.0030.08718.19
5.6.140.0100.03318.21
5.6.130.0030.04018.16
5.6.120.0100.07718.09
5.6.110.0070.05018.21
5.6.100.0000.04318.19
5.6.90.0030.04018.06
5.6.80.0070.07317.59
5.6.70.0030.05717.58
5.6.60.0000.04317.49
5.6.50.0000.08017.50
5.6.40.0100.07317.57
5.6.30.0070.08017.54
5.6.20.0070.05017.50
5.6.10.0030.04017.54
5.6.00.0070.03717.49
5.5.350.0270.07020.43
5.5.340.0030.04017.92
5.5.330.0030.06717.95
5.5.320.0070.08017.92
5.5.310.0100.07317.98
5.5.300.0030.04717.93
5.5.290.0000.04317.89
5.5.280.0070.03717.92
5.5.270.0030.04317.91
5.5.260.0000.04717.90
5.5.250.0130.06717.81
5.5.240.0070.07017.30
5.5.230.0000.04017.29
5.5.220.0100.03717.39
5.5.210.0030.04717.36
5.5.200.0030.06017.27
5.5.190.0030.08017.27
5.5.180.0070.04017.31
5.5.160.0030.05717.27
5.5.150.0030.04317.36
5.5.140.0030.04317.27
5.5.130.0030.04017.37
5.5.120.0030.07717.30
5.5.110.0070.06017.35
5.5.100.0030.05717.26
5.5.90.0070.03317.20
5.5.80.0000.04317.26
5.5.70.0070.07317.26
5.5.60.0100.03317.11
5.5.50.0000.05017.23
5.5.40.0000.04317.22
5.5.30.0100.07017.09
5.5.20.0070.03317.22
5.5.10.0100.05317.14
5.5.00.0070.07017.20
5.4.450.0130.03019.41
5.4.440.0100.04319.31
5.4.430.0100.07319.44
5.4.420.0000.04019.31
5.4.410.0030.03719.45
5.4.400.0130.04319.08
5.4.390.0000.08018.98
5.4.380.0100.03018.84
5.4.370.0130.03718.96
5.4.360.0030.03719.01
5.4.350.0100.04018.95
5.4.340.0000.04019.11
5.4.320.0030.04019.20
5.4.310.0070.08019.01
5.4.300.0070.04719.02
5.4.290.0070.04018.99
5.4.280.0030.03718.98
5.4.270.0070.04018.98
5.4.260.0030.04019.09
5.4.250.0130.06719.11
5.4.240.0070.04318.81
5.4.230.0130.07019.07
5.4.220.0000.04019.20
5.4.210.0030.03719.09
5.4.200.0100.03318.98
5.4.190.0070.06019.11
5.4.180.0070.04719.06
5.4.170.0000.04019.00
5.4.160.0070.07718.96
5.4.150.0000.06319.19
5.4.140.0000.05716.27
5.4.130.0070.03716.27
5.4.120.0070.04716.32
5.4.110.0100.03316.25
5.4.100.0070.03316.36
5.4.90.0030.05316.52
5.4.80.0170.06316.23
5.4.70.0000.04016.32
5.4.60.0030.07016.34
5.4.50.0070.07716.14
5.4.40.0030.07316.28
5.4.30.0070.05716.22
5.4.20.0030.04316.33
5.4.10.0070.03316.24
5.4.00.0030.07015.89
5.3.290.0100.04714.65
5.3.280.0070.06714.58
5.3.270.0030.03714.57
5.3.260.0000.04314.42
5.3.250.0100.05014.56
5.3.240.0030.04014.57
5.3.230.0070.06014.56
5.3.220.0030.04314.49
5.3.210.0030.04314.55
5.3.200.0030.04014.55
5.3.190.0070.04714.51
5.3.180.0070.03314.51
5.3.170.0070.07314.52
5.3.160.0030.04314.54
5.3.150.0200.04714.52
5.3.140.0000.04314.49
5.3.130.0030.06314.36
5.3.120.0030.06714.48
5.3.110.0000.04314.46
5.3.100.0030.03714.00
5.3.90.0100.03013.96
5.3.80.0030.03713.98
5.3.70.0030.03713.98
5.3.60.0000.04313.98
5.3.50.0100.03013.91
5.3.40.0000.04013.88
5.3.30.0000.03713.67
5.3.20.0070.03013.66
5.3.10.0070.06313.61
5.3.00.0000.03713.61
5.2.170.0030.05710.93
5.2.160.0070.03011.29
5.2.150.0000.03011.09
5.2.140.0000.04711.11
5.2.130.0070.04011.13
5.2.120.0030.03011.05
5.2.110.0000.06711.24
5.2.100.0030.02711.05
5.2.90.0100.02011.04
5.2.80.0000.05011.07
5.2.70.0030.06711.23
5.2.60.0000.06310.88
5.2.50.0030.02710.84
5.2.40.0030.03710.98
5.2.30.0030.06010.88
5.2.20.0030.04710.90
5.2.10.0000.03011.00
5.2.00.0100.04710.71
5.1.60.0000.0279.93
5.1.50.0070.0339.95
5.1.40.0030.0509.96
5.1.30.0000.06310.36
5.1.20.0000.05310.38
5.1.10.0000.03710.00
5.1.00.0000.0579.98
5.0.50.0000.0278.46
5.0.40.0000.0308.34
5.0.30.0000.0338.08
5.0.20.0000.0208.18
5.0.10.0030.0178.16
5.0.00.0000.0338.14
4.4.90.0100.0308.08
4.4.80.0000.0378.08
4.4.70.0000.0378.08
4.4.60.0000.0238.08
4.4.50.0070.0278.08
4.4.40.0000.0578.08
4.4.30.0070.0338.08
4.4.20.0000.0178.08
4.4.10.0000.0238.08
4.4.00.0100.0208.08
4.3.110.0000.0208.08
4.3.100.0000.0138.08
4.3.90.0030.0138.08
4.3.80.0030.0238.08
4.3.70.0000.0138.08
4.3.60.0030.0138.08
4.3.50.0070.0278.08
4.3.40.0000.0538.08
4.3.30.0000.0208.08
4.3.20.0030.0178.08
4.3.10.0000.0178.08
4.3.00.0000.0138.08

preferences:
40.6 ms | 401 KiB | 5 Q