3v4l.org

run code in 300+ PHP versions simultaneously
<?php // TYPE 1 - valid in top level but not valid in array // parsed at the top level var_dump(json_decode("07")); var_dump(json_decode("0xff")); var_dump(json_decode(".1")); var_dump(json_decode("-.1")); // parser by JSON_Parser var_dump(json_decode("[07]")); var_dump(json_decode("[0xff]")); var_dump(json_decode("[.1]")); var_dump(json_decode("[-.1]")); var_dump(json_last_error_msg()); // TYPE 2 - valid in top level as well as valid in array // parsed at the top level var_dump(json_decode("1.")); var_dump(json_decode("1.e1")); // parser by JSON_Parser var_dump(json_decode("[1.]")); var_dump(json_decode("[1.e1]"));

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)
8.3.60.0140.00318.01
8.3.50.0120.00822.87
8.3.40.0110.00418.59
8.3.30.0100.00319.15
8.3.20.0080.00019.91
8.3.10.0000.00821.90
8.3.00.0070.00019.56
8.2.180.0110.00418.29
8.2.170.0120.00322.96
8.2.160.0070.01019.08
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.93
8.2.110.0030.00719.27
8.2.100.0090.00317.59
8.2.90.0000.00818.09
8.2.80.0000.00817.97
8.2.70.0030.00719.23
8.2.60.0040.00417.92
8.2.50.0090.00018.10
8.2.40.0040.00420.37
8.2.30.0000.00717.94
8.2.20.0040.00417.48
8.2.10.0050.00317.81
8.2.00.0030.00517.46
8.1.280.0150.00025.92
8.1.270.0000.00723.99
8.1.260.0100.00326.35
8.1.250.0070.00028.09
8.1.240.0120.00023.66
8.1.230.0070.00420.89
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00617.10
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0000.00818.52
8.1.160.0040.00422.05
8.1.150.0000.00718.67
8.1.140.0070.00017.27
8.1.130.0000.00717.71
8.1.120.0080.00017.34
8.1.110.0020.00517.27
8.1.100.0040.00417.27
8.1.90.0070.00017.21
8.1.80.0000.00817.32
8.1.70.0070.00017.31
8.1.60.0000.00817.50
8.1.50.0000.00817.41
8.1.40.0040.00417.21
8.1.30.0050.00317.46
8.1.20.0040.00417.40
8.1.10.0070.00017.37
8.1.00.0040.00417.18
8.0.300.0070.00019.77
8.0.290.0080.00016.58
8.0.280.0000.00718.23
8.0.270.0070.00017.05
8.0.260.0030.00317.14
8.0.250.0000.00716.80
8.0.240.0060.00016.80
8.0.230.0060.00016.80
8.0.220.0050.00316.78
8.0.210.0080.00016.81
8.0.200.0080.00016.79
8.0.190.0070.00016.87
8.0.180.0050.00216.70
8.0.170.0030.00616.66
8.0.160.0070.00016.72
8.0.150.0070.00016.65
8.0.140.0050.00316.74
8.0.130.0060.00013.20
8.0.120.0000.00816.77
8.0.110.0040.00416.73
8.0.100.0070.00016.71
8.0.90.0080.00016.83
8.0.80.0030.01716.76
8.0.70.0020.00516.77
8.0.60.0050.00316.57
8.0.50.0000.00716.77
8.0.30.0090.01316.90
8.0.20.0080.01517.40
8.0.10.0000.00716.91
8.0.00.0090.00916.60
7.4.330.0030.00315.03
7.4.320.0040.00416.34
7.4.300.0030.00316.35
7.4.290.0000.00716.40
7.4.280.0040.00416.37
7.4.270.0040.00416.37
7.4.260.0000.00816.50
7.4.250.0050.00216.36
7.4.240.0030.00316.46
7.4.230.0030.00316.45
7.4.220.0070.01116.44
7.4.210.0070.01316.43
7.4.200.0030.00316.23
7.4.160.0030.01216.41
7.4.150.0130.00617.40
7.4.140.0100.01117.86
7.4.130.0090.01116.38
7.4.120.0070.00916.38
7.4.110.0000.01916.34
7.4.100.0100.00716.50
7.4.90.0060.01216.42
7.4.80.0150.00819.39
7.4.70.0070.01516.43
7.4.60.0120.00316.27
7.4.50.0000.00416.34
7.4.40.0030.01316.29
7.4.30.0120.00416.36
7.4.00.0070.01014.58
7.3.330.0050.00012.98
7.3.320.0030.00312.89
7.3.310.0040.00416.01
7.3.300.0000.00616.12
7.3.290.0050.01116.13
7.3.280.0080.01116.15
7.3.270.0120.00617.40
7.3.260.0070.01016.16
7.3.250.0060.01116.38
7.3.240.0150.00616.38
7.3.230.0170.00716.39
7.3.210.0130.00316.22
7.3.200.0090.00919.39
7.3.190.0100.00716.29
7.3.180.0100.00716.12
7.3.170.0100.00616.27
7.3.160.0110.00516.11
7.3.10.0070.00316.02
7.3.00.0000.00915.98
7.2.330.0100.01016.49
7.2.320.0060.00916.43
7.2.310.0070.01016.32
7.2.300.0030.01416.53
7.2.290.0100.01316.38
7.2.130.0000.01216.40
7.2.120.0030.01016.43
7.2.110.0030.00616.43
7.2.100.0090.00616.34
7.2.90.0080.00416.37
7.2.80.0030.01016.09
7.2.70.0040.00416.39
7.2.60.0050.00516.55
7.2.50.0000.01116.41
7.2.40.0030.00616.73
7.2.30.0080.00316.21
7.2.20.0030.01016.19
7.2.10.0060.00316.43
7.2.00.0050.00717.80
7.1.250.0040.01115.43
7.1.200.0080.00415.52
7.1.100.0030.01418.05
7.1.70.0030.00516.98
7.1.60.0160.00919.34
7.1.50.0060.01616.69
7.1.00.0030.07322.30
7.0.200.0030.00716.34
7.0.140.0030.03321.96
7.0.60.0070.06721.81
7.0.50.0070.03717.89
7.0.40.0000.05020.13
7.0.30.0200.04320.18
7.0.20.0230.08720.09
7.0.10.0000.09020.09
7.0.00.0030.06020.11
5.6.280.0000.07721.15
5.6.210.0070.08320.55
5.6.200.0130.07318.22
5.6.190.0100.03720.34
5.6.180.0500.06720.56
5.6.170.0230.08320.47
5.6.160.0100.07720.37
5.6.150.0070.03718.12
5.6.140.0030.05018.13
5.6.130.0000.05018.15
5.6.120.0070.04021.01
5.6.110.0100.08320.99
5.6.100.0100.07720.98
5.6.90.0100.07720.98
5.6.80.0070.08320.39
5.5.350.4170.04020.40
5.5.340.0100.09018.00
5.5.330.0030.07320.38
5.5.320.0000.08320.32
5.5.310.0370.07720.31
5.5.300.0100.07317.95
5.5.290.0130.08317.93
5.5.280.0030.04320.87
5.5.270.0000.04720.96
5.5.260.0070.06720.85
5.5.250.0170.07020.77
5.5.240.0230.07320.07
5.4.450.0100.05719.12
5.4.440.0130.07319.48
5.4.430.0030.06019.51
5.4.420.0030.05019.32
5.4.410.0070.07719.00
5.4.400.0030.04019.17
5.4.390.0030.05719.09
5.4.380.0070.06319.12
5.4.370.0100.07018.91
5.4.360.0000.06019.17
5.4.350.0070.07319.14
5.4.340.0030.05318.92
5.4.320.0000.07318.81
5.4.310.0100.04319.00
5.4.300.0100.07019.15
5.4.290.0100.04319.14
5.4.280.0000.04319.00
5.4.270.0070.05019.07
5.4.260.0070.07719.11
5.4.250.0030.03719.17
5.4.240.0130.06019.18
5.4.230.0070.03719.11
5.4.220.0000.05719.13
5.4.210.0100.06719.14
5.4.200.0100.05718.80
5.4.190.0070.07319.14
5.4.180.0100.04719.06
5.4.170.0200.05719.17
5.4.160.0100.07319.05
5.4.150.0030.05318.90
5.4.140.0130.06716.34
5.4.130.0070.06716.30
5.4.120.0070.04716.28
5.4.110.0000.05316.34
5.4.100.0070.06316.38
5.4.90.0200.06316.24
5.4.80.0070.04316.59
5.4.70.0030.04016.59
5.4.60.0100.07316.21
5.4.50.0000.07316.21
5.4.40.0100.07316.36
5.4.30.0100.06716.58
5.4.20.0130.06716.31
5.4.10.0070.07716.38
5.4.00.0070.05015.73
5.3.290.0070.07314.69
5.3.280.0130.07014.57
5.3.270.0170.04714.56
5.3.260.0000.04714.53
5.3.250.0100.05714.59
5.3.240.0070.05314.51
5.3.230.0130.06714.58
5.3.220.0070.03314.46
5.3.210.0070.05014.49
5.3.200.0100.07014.66
5.3.190.0070.04014.51
5.3.180.0070.07314.47
5.3.170.0000.05314.44
5.3.160.0100.04314.52
5.3.150.0030.07314.49
5.3.140.0100.07014.50
5.3.130.0070.06314.47
5.3.120.0100.04314.49
5.3.110.0070.06314.48
5.3.100.0000.04013.94
5.3.90.0100.06713.96
5.3.80.0000.07313.96
5.3.70.0070.03313.95
5.3.60.0030.04313.94
5.3.50.0100.03013.79
5.3.40.0070.04313.89
5.3.30.0130.05313.93
5.3.20.0000.04013.71
5.3.10.0030.08013.58
5.3.00.0030.04713.62
5.2.170.0130.06011.11
5.2.160.0030.04311.07
5.2.150.0030.03311.00
5.2.140.0030.05011.30
5.2.130.0100.04711.25
5.2.120.0070.04311.09
5.2.110.0070.05011.09
5.2.100.0000.03311.26
5.2.90.0100.05311.09
5.2.80.0100.04711.02
5.2.70.0070.06011.04
5.2.60.0030.06311.04
5.2.50.0070.06311.02
5.2.40.0000.07010.96
5.2.30.0000.04010.86
5.2.20.0030.04010.88
5.2.10.0070.03310.88
5.2.00.0100.05710.86
5.1.60.0000.02710.01
5.1.50.0030.03010.15
5.1.40.0030.02310.00
5.1.30.0070.05010.25
5.1.20.0070.04010.41
5.1.10.0100.03310.05
5.1.00.0070.02310.09
5.0.50.0000.0378.51
5.0.40.0030.0408.41
5.0.30.0070.0608.22
5.0.20.0030.0408.25
5.0.10.0070.0178.32
5.0.00.0000.0708.18
4.4.90.0000.0237.92
4.4.80.0000.0337.92
4.4.70.0030.0237.92
4.4.60.0000.0207.92
4.4.50.0070.0107.92
4.4.40.0030.0537.92
4.4.30.0000.0207.92
4.4.20.0000.0277.92
4.4.10.0000.0307.92
4.4.00.0000.0437.92
4.3.110.0070.0337.92
4.3.100.0070.0307.92
4.3.90.0070.0337.92
4.3.80.0030.0307.92
4.3.70.0000.0377.92
4.3.60.0030.0337.92
4.3.50.0000.0277.92
4.3.40.0000.0437.92
4.3.30.0030.0207.92
4.3.20.0000.0377.92
4.3.10.0030.0377.92
4.3.00.0000.0377.92

preferences:
52.01 ms | 401 KiB | 5 Q