3v4l.org

run code in 300+ PHP versions simultaneously
<?php $r = array('hoge'=> new \stdClass()); $j = json_encode($r); echo $j . "\n"; print_r(json_decode($j)); echo "\n";

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)
8.3.40.0110.00418.58
8.3.30.0070.01019.22
8.3.20.0040.00420.34
8.3.10.0000.00921.71
8.3.00.0060.00319.05
8.2.170.0070.00722.96
8.2.160.0030.01020.53
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.95
8.2.110.0040.00722.10
8.2.100.0080.00417.91
8.2.90.0090.00019.17
8.2.80.0050.00317.97
8.2.70.0050.00317.75
8.2.60.0060.00318.03
8.2.50.0080.00018.07
8.2.40.0040.00418.21
8.2.30.0020.00518.02
8.2.20.0040.00417.79
8.2.10.0040.00418.17
8.2.00.0070.00017.61
8.1.270.0100.00020.73
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.97
8.1.230.0100.00320.32
8.1.220.0000.00817.76
8.1.210.0000.00818.77
8.1.200.0060.00317.13
8.1.190.0000.00917.13
8.1.180.0050.00318.10
8.1.170.0000.00820.34
8.1.160.0040.00422.05
8.1.150.0070.00018.88
8.1.140.0000.00817.44
8.1.130.0000.00817.83
8.1.120.0000.00717.41
8.1.110.0050.00317.22
8.1.100.0050.00217.39
8.1.90.0030.00617.38
8.1.80.0000.00717.40
8.1.70.0000.00717.30
8.1.60.0000.00817.52
8.1.50.0040.00417.53
8.1.40.0000.00717.41
8.1.30.0060.00317.62
8.1.20.0030.00517.62
8.1.10.0040.00417.50
8.1.00.0050.00317.45
8.0.300.0070.00018.77
8.0.290.0000.00916.63
8.0.280.0060.00018.38
8.0.270.0040.00417.13
8.0.260.0000.00617.34
8.0.250.0000.00716.87
8.0.240.0070.00016.87
8.0.230.0040.00416.99
8.0.220.0030.00316.93
8.0.210.0030.00316.87
8.0.200.0000.00816.94
8.0.190.0080.00016.85
8.0.180.0000.00716.94
8.0.170.0040.00416.89
8.0.160.0030.00416.89
8.0.150.0040.00416.84
8.0.140.0070.00016.87
8.0.130.0030.00313.36
8.0.120.0040.00416.78
8.0.110.0040.00416.75
8.0.100.0000.00716.74
8.0.90.0040.00416.82
8.0.80.0170.00316.91
8.0.70.0040.00416.95
8.0.60.0070.00016.84
8.0.50.0000.00816.72
8.0.30.0090.01517.07
8.0.20.0140.00817.40
8.0.10.0040.00416.96
8.0.00.0070.01116.79
7.4.330.0050.00015.03
7.4.320.0030.00316.45
7.4.300.0060.00016.56
7.4.290.0030.00316.46
7.4.280.0030.00616.51
7.4.270.0000.00716.42
7.4.260.0070.00016.48
7.4.250.0030.00316.41
7.4.240.0010.00616.53
7.4.230.0000.00816.52
7.4.220.0140.00416.39
7.4.210.0080.01116.55
7.4.200.0030.00316.55
7.4.160.0090.00616.40
7.4.150.0130.00417.40
7.4.140.0150.00517.86
7.4.130.0100.00816.46
7.4.120.0080.00916.46
7.4.110.0090.01516.46
7.4.100.0140.00316.64
7.4.90.0130.00416.44
7.4.80.0130.01016.46
7.4.70.0070.01116.66
7.4.60.0110.00716.27
7.4.50.0050.00016.55
7.4.40.0070.01516.18
7.4.30.0030.01616.46
7.4.00.0030.01214.91
7.3.330.0000.00613.10
7.3.320.0090.00313.04
7.3.310.0000.00716.35
7.3.300.0040.00416.28
7.3.290.0070.00016.29
7.3.280.0110.00516.20
7.3.270.0130.01017.40
7.3.260.0110.00716.27
7.3.250.0110.00616.41
7.3.240.0000.01616.41
7.3.230.0160.00316.52
7.3.210.0030.01316.29
7.3.200.0100.01319.39
7.3.190.0060.00916.16
7.3.180.0130.00316.57
7.3.170.0130.00716.27
7.3.160.0060.01816.19
7.2.330.0130.00316.48
7.2.320.0130.00316.53
7.2.310.0180.00416.48
7.2.300.0110.01116.46
7.2.290.0110.00816.57
7.2.00.0070.00719.29
7.1.100.0120.00816.59
7.1.70.0030.01317.22
7.1.60.0030.02019.46
7.1.50.0090.01316.81
7.1.00.0070.07722.35
7.0.200.0500.00614.97
7.0.140.0100.04321.97
7.0.90.0400.04019.87
7.0.80.0370.03719.84
7.0.70.0330.03719.90
7.0.60.0470.06719.95
7.0.50.0370.04020.33
7.0.40.0070.05720.18
7.0.30.0100.03720.14
7.0.20.0030.04720.00
7.0.10.0100.06320.16
7.0.00.0070.04020.07
5.6.280.0000.07321.12
5.6.240.0070.03720.59
5.6.230.0070.04020.53
5.6.220.0030.03720.64
5.6.210.0030.04320.59
5.6.200.0000.04721.08
5.6.190.0000.04021.16
5.6.180.0030.05020.95
5.6.170.0000.04320.93
5.6.160.0000.04321.04
5.6.150.0070.03721.04
5.6.140.0000.04321.01
5.6.130.0030.03720.92
5.6.120.0070.03321.05
5.6.110.0100.03721.09
5.6.100.0030.03720.98
5.6.90.0070.03721.08
5.6.80.0070.04320.55
5.6.70.0030.03320.45
5.6.60.0070.06720.31
5.6.50.0100.05720.48
5.6.40.0170.03720.48
5.6.30.0170.06320.31
5.6.20.0170.07020.45
5.6.10.0130.07320.28
5.6.00.0070.05320.42
5.5.380.0030.04020.40
5.5.370.0030.04020.34
5.5.360.0030.04020.50
5.5.350.0070.03320.46
5.5.340.0070.04020.91
5.5.330.0100.05020.78
5.5.320.0070.04020.79
5.5.310.0000.04720.82
5.5.300.0070.06020.91
5.5.290.0070.04020.77
5.5.280.0070.03720.79
5.5.270.0000.04320.84
5.5.260.0070.03720.59
5.5.250.0000.05020.68
5.5.240.0000.03720.25
5.5.230.0030.04020.01
5.5.220.0070.03320.23
5.5.210.0000.04720.13
5.5.200.0100.07320.25
5.5.190.0100.08019.98
5.5.180.0100.07320.26
5.5.160.0230.06320.07
5.5.150.0030.04320.20
5.5.140.0000.05320.21
5.5.130.0070.07320.20
5.5.120.0070.07720.14
5.5.110.0070.04720.11
5.5.100.0130.06720.07
5.5.90.0130.06320.16
5.5.80.0270.05720.07
5.5.70.0030.05020.08
5.5.60.0030.04719.93
5.5.50.0030.04319.93
5.5.40.0000.04319.88
5.5.30.0130.07319.95
5.5.20.0030.03720.01
5.5.10.0100.07020.05
5.5.00.0170.05720.11
5.4.450.0000.03719.35
5.4.440.0000.03719.14
5.4.430.0100.05019.30
5.4.420.0070.06719.27
5.4.410.0130.02319.22
5.4.400.0000.04019.13
5.4.390.0000.04019.16
5.4.380.0000.04019.12
5.4.370.0000.04019.11
5.4.360.0130.06719.04
5.4.350.0030.05019.10
5.4.340.0000.05318.81
5.4.320.0130.07019.09
5.4.310.0070.04018.98
5.4.300.0070.04319.11
5.4.290.0100.07019.14
5.4.280.0100.07319.09
5.4.270.0170.04018.98
5.4.260.0100.06718.78
5.4.250.0030.05019.07
5.4.240.0030.04319.11
5.4.230.0030.04319.22
5.4.220.0030.08319.12
5.4.210.0070.03719.05
5.4.200.0130.06318.97
5.4.190.0100.07318.97
5.4.180.0100.06719.04
5.4.170.0070.06319.13
5.4.160.0000.03319.09
5.4.150.0030.04319.03
5.4.140.0130.06016.32
5.4.130.0000.04016.32
5.4.120.0000.05716.33
5.4.110.0030.07316.44
5.4.100.0070.03316.21
5.4.90.0070.07016.23
5.4.80.0070.07316.36
5.4.70.0030.05716.31
5.4.60.0070.07016.29
5.4.50.0070.07016.23
5.4.40.0070.06716.46
5.4.30.0070.06016.33
5.4.20.0030.04316.31
5.4.10.0130.05016.29
5.4.00.0030.06315.74
5.3.290.0030.07014.64
5.3.280.0070.06014.45
5.3.270.0070.07014.54
5.3.260.0070.07714.58
5.3.250.0070.05314.59
5.3.240.0030.07014.59
5.3.230.0000.04014.58
5.3.220.0070.03314.50
5.3.210.0100.04714.55
5.3.200.0030.04314.55
5.3.190.0100.06714.52
5.3.180.0070.04314.42
5.3.170.0030.07014.56
5.3.160.0070.05014.54
5.3.150.0030.07714.52
5.3.140.0100.06314.55
5.3.130.0170.05714.54
5.3.120.0170.05014.52
5.3.110.0070.07314.41
5.3.100.0100.04313.99
5.3.90.0130.06713.85
5.3.80.0170.07013.77
5.3.70.0300.05013.96
5.3.60.0030.07713.98
5.3.50.0100.05713.90
5.3.40.0000.04013.86
5.3.30.0030.06713.86
5.3.20.0030.07713.63
5.3.10.0170.06713.41
5.3.00.0000.08313.50
5.2.170.0030.03711.13
5.2.160.0070.05010.99
5.2.150.0100.05311.06
5.2.140.0000.04311.19
5.2.130.0100.05310.89
5.2.120.0000.06311.16
5.2.110.0000.06711.11
5.2.100.0130.04310.89
5.2.90.0070.06011.16
5.2.80.0000.06710.93
5.2.70.0070.06310.96
5.2.60.0130.05311.04
5.2.50.0030.06710.96
5.2.40.0070.05011.04
5.2.30.0070.06010.79
5.2.20.0100.05710.82
5.2.10.0070.04310.78
5.2.00.0030.06310.76
5.1.60.0070.03710.01
5.1.50.0100.03710.04
5.1.40.0070.04310.05
5.1.30.0070.05710.23
5.1.20.0000.05310.27
5.1.10.0100.05310.12
5.1.00.0000.0609.90
5.0.50.0000.0338.56
5.0.40.0030.0408.47
5.0.30.0000.0638.21
5.0.20.0130.0278.18
5.0.10.0030.0478.15
5.0.00.0070.0578.24
4.4.90.0000.0377.02
4.4.80.0030.0337.02
4.4.70.0030.0337.02
4.4.60.0000.0407.02
4.4.50.0000.0407.02
4.4.40.0000.0607.02
4.4.30.0100.0277.02
4.4.20.0070.0307.02
4.4.10.0030.0337.02
4.4.00.0000.0577.02
4.3.110.0070.0207.02
4.3.100.0030.0177.02
4.3.90.0030.0337.02
4.3.80.0030.0407.02
4.3.70.0030.0337.02
4.3.60.0070.0237.02
4.3.50.0030.0337.02
4.3.40.0070.0477.02
4.3.30.0030.0307.02
4.3.20.0030.0337.02
4.3.10.0000.0277.02
4.3.00.0000.0307.02

preferences:
40.09 ms | 400 KiB | 5 Q