3v4l.org

run code in 300+ PHP versions simultaneously
<?php $val = stream_context_create(); var_dump(json_encode($val)); var_dump(json_last_error()); var_dump(PHP_VERSION_ID >= 50500 ? json_last_error_msg() : NULL);

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)
8.3.40.0120.00318.62
8.3.30.0140.00718.84
8.3.20.0040.00420.29
8.3.10.0050.00322.14
8.3.00.0080.00022.29
8.2.170.0100.00322.96
8.2.160.0070.00720.35
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0160.00326.16
8.2.120.0080.00017.75
8.2.110.0130.00019.30
8.2.100.0040.00717.68
8.2.90.0040.00419.09
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0050.00317.97
8.2.20.0040.00417.71
8.2.10.0000.00819.34
8.2.00.0040.00417.66
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00319.13
8.1.230.0000.01119.07
8.1.220.0070.00017.75
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0040.00417.29
8.1.180.0060.00318.10
8.1.170.0050.00318.59
8.1.160.0040.00421.94
8.1.150.0000.00718.52
8.1.140.0000.00717.29
8.1.130.0000.00717.81
8.1.120.0030.00317.42
8.1.110.0040.00417.39
8.1.100.0000.00717.34
8.1.90.0080.00017.40
8.1.80.0030.00317.42
8.1.70.0030.00317.34
8.1.60.0060.00317.39
8.1.50.0000.00717.36
8.1.40.0070.00017.43
8.1.30.0000.00717.55
8.1.20.0040.00417.56
8.1.10.0040.00417.46
8.1.00.0040.00417.38
8.0.300.0030.00318.77
8.0.290.0060.00317.05
8.0.280.0000.00718.44
8.0.270.0030.00317.19
8.0.260.0050.00316.74
8.0.250.0070.00016.84
8.0.240.0040.00416.96
8.0.230.0070.00016.87
8.0.220.0070.00016.78
8.0.210.0030.00316.80
8.0.200.0040.00416.96
8.0.190.0030.00516.89
8.0.180.0000.00716.91
8.0.170.0040.00416.79
8.0.160.0040.00416.86
8.0.150.0000.00716.80
8.0.140.0040.00416.75
8.0.130.0000.00613.35
8.0.120.0080.00016.74
8.0.110.0040.00416.89
8.0.100.0050.00216.87
8.0.90.0040.00416.91
8.0.80.0110.00716.87
8.0.70.0040.00416.68
8.0.60.0000.00716.70
8.0.50.0070.00016.91
8.0.30.0090.00916.88
8.0.20.0090.01417.40
8.0.10.0000.00716.84
8.0.00.0070.01316.72
7.4.330.0000.00515.00
7.4.320.0060.00016.49
7.4.300.0000.00616.53
7.4.290.0030.00316.33
7.4.280.0000.00716.36
7.4.270.0030.00616.43
7.4.260.0030.00316.41
7.4.250.0000.00716.39
7.4.240.0050.00216.49
7.4.230.0000.00716.61
7.4.220.0170.00016.46
7.4.210.0160.00316.50
7.4.200.0070.00016.53
7.4.190.0000.00716.40
7.4.160.0030.01316.61
7.4.150.0100.00717.40
7.4.140.0030.01417.86
7.4.130.0070.01016.34
7.4.120.0130.00616.31
7.4.110.0130.00316.45
7.4.100.0160.00316.45
7.4.90.0100.00716.55
7.4.80.0040.01419.39
7.4.70.0070.01016.29
7.4.60.0100.01016.39
7.4.50.0000.00516.02
7.4.40.0070.00722.77
7.4.30.0090.00616.41
7.4.00.0030.01214.81
7.3.330.0030.00313.13
7.3.320.0030.00313.04
7.3.310.0040.00416.05
7.3.300.0000.00616.24
7.3.290.0000.01416.24
7.3.280.0070.01116.20
7.3.270.0060.01217.40
7.3.260.0130.00316.13
7.3.250.0070.01016.29
7.3.240.0100.00616.32
7.3.230.0090.00916.40
7.3.210.0160.00416.25
7.3.200.0090.01219.39
7.3.190.0090.01216.43
7.3.180.0120.00416.25
7.3.170.0070.00716.45
7.3.160.0180.00016.19
7.3.120.0080.00414.75
7.3.10.0070.00716.64
7.3.00.0000.00816.43
7.2.330.0100.00716.61
7.2.320.0120.00916.67
7.2.310.0100.01016.52
7.2.300.0180.00316.21
7.2.290.0160.00716.58
7.2.130.0060.00616.53
7.2.120.0130.00316.51
7.2.110.0130.00316.44
7.2.100.0100.00716.33
7.2.90.0160.00316.68
7.2.80.0030.01316.50
7.2.70.0130.00516.48
7.2.60.0040.01216.48
7.2.50.0160.00816.67
7.2.40.0120.00616.82
7.2.30.0160.00816.55
7.2.20.0040.01116.76
7.2.10.0100.01016.40
7.2.00.0100.00717.77
7.1.250.0110.00815.64
7.1.200.0070.00715.81
7.1.100.0000.01118.02
7.1.70.0040.00416.71
7.1.60.0040.00819.82
7.1.50.0090.00917.02
7.1.00.0100.06722.45
7.0.200.0000.00816.41
7.0.140.0070.07022.08
7.0.90.0670.07020.02
7.0.80.0600.06019.85
7.0.70.0600.07719.87
7.0.60.0600.07720.02
7.0.50.0500.07720.32
7.0.40.0130.08020.10
7.0.30.0030.04320.04
7.0.20.0000.09020.07
7.0.10.0070.05320.02
7.0.00.0030.07320.07
5.6.280.0100.06721.09
5.6.240.0000.05720.69
5.6.230.0000.05720.67
5.6.220.0070.04320.61
5.6.210.0130.04320.46
5.6.200.0030.04721.03
5.6.190.0000.04720.93
5.6.180.0170.07721.04
5.6.170.0100.08021.04
5.6.160.0170.07320.94
5.6.150.0000.06721.08
5.6.140.0000.08721.04
5.6.130.0200.05321.16
5.6.120.0130.05020.99
5.6.110.0100.04021.00
5.6.100.0070.07721.01
5.6.90.0070.05720.98
5.6.80.0100.08020.48
5.6.70.0070.04720.40
5.6.60.0030.07320.40
5.6.50.0070.04720.28
5.6.40.0170.07320.32
5.6.30.0070.08720.37
5.6.20.0100.07720.38
5.6.10.0000.05020.48
5.6.00.0030.08720.39
5.5.380.0100.03720.43
5.5.370.0170.04020.45
5.5.360.0100.08320.40
5.5.350.0100.08320.41
5.5.340.0070.05020.87
5.5.330.0030.07020.88
5.5.320.0170.05720.83
5.5.310.0300.07720.89
5.5.300.0100.07720.77
5.5.290.0130.04320.81
5.5.280.0270.04320.88
5.5.270.0130.03320.89
5.5.260.0070.08020.91
5.5.250.0030.08720.57
5.5.240.0030.06320.29
5.5.230.0070.05020.20
5.5.220.0170.04720.01
5.5.210.0070.07720.10
5.5.200.0130.07320.15
5.5.190.0130.08020.18
5.5.180.0030.08720.07
5.5.160.0130.07320.14
5.5.150.0100.07319.98
5.5.140.0100.07320.26
5.5.130.0000.05020.26
5.5.120.0170.06320.07
5.5.110.0070.08720.07
5.5.100.0070.08320.07
5.5.90.0070.07720.09
5.5.80.0100.08020.04
5.5.70.0100.08020.08
5.5.60.0130.07720.09
5.5.50.0130.07319.95
5.5.40.0100.08019.89
5.5.30.0100.07719.92
5.5.20.0000.06320.04
5.5.10.0230.06320.07
5.5.00.0130.07019.96
5.4.450.0070.05319.30
5.4.440.0030.05719.44
5.4.430.0230.06719.41
5.4.420.0130.07319.38
5.4.410.0130.07719.24
5.4.400.0070.07719.14
5.4.390.0130.06718.81
5.4.380.0000.05719.07
5.4.370.0170.06718.81
5.4.360.0070.08019.11
5.4.350.0070.05018.96
5.4.340.0130.06719.12
5.4.320.0170.07019.03
5.4.310.0070.04318.97
5.4.300.0030.04019.14
5.4.290.0070.04319.04
5.4.280.0000.08319.10
5.4.270.0030.06719.03
5.4.260.0070.07719.16
5.4.250.0070.08019.09
5.4.240.0130.06719.02
5.4.230.0070.05318.82
5.4.220.0070.07719.23
5.4.210.0000.07018.77
5.4.200.0100.07319.04
5.4.190.0070.07018.89
5.4.180.0070.04019.02
5.4.170.0030.08318.80
5.4.160.0030.06319.01
5.4.150.0100.03718.76
5.4.140.0070.04716.34
5.4.130.0070.08016.23
5.4.120.0030.05716.24
5.4.110.0070.04316.21
5.4.100.0000.07316.43
5.4.90.0100.07016.21
5.4.80.0000.05316.40
5.4.70.0000.07716.39
5.4.60.0000.07016.14
5.4.50.0070.06316.39
5.4.40.0070.07316.23
5.4.30.0170.04016.28
5.4.20.0070.07316.27
5.4.10.0100.03716.35
5.4.00.0030.07715.76
5.3.290.0000.06014.67
5.3.280.0070.07714.45
5.3.270.0070.07014.46
5.3.260.0130.07314.46
5.3.250.0070.05014.51
5.3.240.0070.05714.53
5.3.230.0030.04714.55
5.3.220.0100.05714.42
5.3.210.0070.04014.56
5.3.200.0130.07714.55
5.3.190.0070.07314.56
5.3.180.0130.07314.55
5.3.170.0000.04314.54
5.3.160.0130.06714.57
5.3.150.0130.06714.41
5.3.140.0100.07714.54
5.3.130.0030.07314.54
5.3.120.0070.03714.54
5.3.110.0100.05714.55
5.3.100.0070.07013.89
5.3.90.0070.06713.88
5.3.80.0070.06313.92
5.3.70.0070.04713.97
5.3.60.0100.07014.00
5.3.50.0030.07713.89
5.3.40.0030.06013.93
5.3.30.0030.09713.88
5.3.20.0030.05713.54
5.3.10.0000.07313.64
5.3.00.0130.03313.61
5.2.170.0100.05311.09
5.2.160.0000.06310.93
5.2.150.0100.06011.13
5.2.140.0030.04011.12
5.2.130.0070.06011.14
5.2.120.0030.06310.92
5.2.110.0000.03710.92
5.2.100.0070.05711.08
5.2.90.0100.05711.15
5.2.80.0070.05011.11
5.2.70.0030.06310.94
5.2.60.0000.05010.91
5.2.50.0030.06010.84
5.2.40.0070.06010.84
5.2.30.0000.03710.81
5.2.20.0000.03010.84
5.2.10.0070.05710.77
5.2.00.0000.04010.74
5.1.60.0070.0509.98
5.1.50.0000.0279.97
5.1.40.0100.03710.02
5.1.30.0030.06010.26
5.1.20.0070.03310.20
5.1.10.0030.05310.05
5.1.00.0130.0239.94
5.0.50.0030.0438.57
5.0.40.0030.0308.23
5.0.30.0070.0608.27
5.0.20.0070.0408.04
5.0.10.0030.0438.20
5.0.00.0070.0608.16
4.4.90.0000.0377.34
4.4.80.0000.0277.34
4.4.70.0070.0237.34
4.4.60.0000.0237.34
4.4.50.0000.0237.34
4.4.40.0000.0277.34
4.4.30.0000.0377.34
4.4.20.0030.0277.34
4.4.10.0000.0237.34
4.4.00.0030.0577.34
4.3.110.0000.0277.34
4.3.100.0030.0337.34
4.3.90.0000.0277.34
4.3.80.0000.0577.34
4.3.70.0000.0407.34
4.3.60.0030.0337.34
4.3.50.0070.0237.34
4.3.40.0030.0507.34
4.3.30.0000.0377.34
4.3.20.0030.0277.34
4.3.10.0030.0337.34
4.3.00.0000.0377.34

preferences:
46.41 ms | 400 KiB | 5 Q