3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode([]) . PHP_EOL; echo json_encode([], JSON_FORCE_OBJECT) . PHP_EOL; echo json_encode('Hello', JSON_FORCE_OBJECT) . PHP_EOL; echo json_encode(123.12, JSON_FORCE_OBJECT) . PHP_EOL;

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)
8.3.60.0090.01216.50
8.3.50.0090.01021.19
8.3.40.0140.00018.64
8.3.30.0090.00618.67
8.3.20.0040.00420.33
8.3.10.0000.00723.52
8.3.00.0000.00823.48
8.2.180.0000.01518.16
8.2.170.0070.01122.96
8.2.160.0080.00820.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00519.70
8.2.120.0030.00526.35
8.2.110.0030.01320.53
8.2.100.0040.00817.93
8.2.90.0030.00519.09
8.2.80.0050.00317.97
8.2.70.0000.00917.63
8.2.60.0050.00317.68
8.2.50.0030.00618.07
8.2.40.0000.00822.32
8.2.30.0070.00020.50
8.2.20.0040.00417.55
8.2.10.0000.00817.98
8.2.00.0030.00517.86
8.1.280.0120.00625.92
8.1.270.0060.00323.79
8.1.260.0090.00028.09
8.1.250.0070.00028.09
8.1.240.0090.00023.86
8.1.230.0040.00717.70
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0030.00517.13
8.1.180.0000.00818.10
8.1.170.0040.00418.64
8.1.160.0040.00420.70
8.1.150.0040.00418.71
8.1.140.0050.00519.53
8.1.130.0070.00017.64
8.1.120.0030.00317.38
8.1.110.0000.00717.40
8.1.100.0040.00417.36
8.1.90.0050.00317.45
8.1.80.0030.00517.35
8.1.70.0000.00917.29
8.1.60.0030.00617.46
8.1.50.0000.00817.38
8.1.40.0050.00317.46
8.1.30.0040.00417.57
8.1.20.0000.00817.42
8.1.10.0000.00817.34
8.1.00.0030.00517.23
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.40
8.0.270.0070.00017.11
8.0.260.0030.00317.10
8.0.250.0030.00316.77
8.0.240.0000.00916.82
8.0.230.0030.00316.91
8.0.220.0070.00016.70
8.0.210.0040.00416.86
8.0.200.0000.00616.94
8.0.190.0050.00216.86
8.0.180.0000.00816.88
8.0.170.0080.00016.74
8.0.160.0030.00516.81
8.0.150.0040.00416.76
8.0.140.0000.01016.75
8.0.130.0000.00513.18
8.0.120.0040.00416.87
8.0.110.0050.00316.65
8.0.100.0070.00016.86
8.0.90.0040.00416.77
8.0.80.0090.01016.72
8.0.70.0030.00516.72
8.0.60.0080.00016.57
8.0.50.0040.00416.55
8.0.30.0100.00816.88
8.0.20.0110.01317.40
8.0.10.0040.00416.91
8.0.00.0080.01316.65
7.4.330.0000.00516.68
7.4.320.0030.00316.46
7.4.300.0030.00316.31
7.4.290.0060.00316.27
7.4.280.0030.00616.36
7.4.270.0000.00716.38
7.4.260.0000.00716.39
7.4.250.0000.00716.46
7.4.240.0030.00316.37
7.4.230.0000.00616.49
7.4.220.0100.01016.49
7.4.210.0070.00816.38
7.4.200.0050.00316.48
7.4.160.0100.00716.43
7.4.150.0000.01717.40
7.4.140.0090.01117.86
7.4.130.0110.00716.35
7.4.120.0110.00616.45
7.4.110.0070.01116.42
7.4.100.0100.01316.33
7.4.90.0120.00616.34
7.4.80.0100.00719.39
7.4.70.0060.01016.37
7.4.60.0100.00716.57
7.4.50.0060.01016.48
7.4.40.0070.01016.16
7.4.30.0060.01016.61
7.4.00.0030.01314.87
7.3.330.0030.00313.06
7.3.320.0000.00513.09
7.3.310.0070.00016.05
7.3.300.0000.00716.03
7.3.290.0030.00316.10
7.3.280.0070.01016.18
7.3.270.0030.01317.40
7.3.260.0100.00716.37
7.3.250.0080.00816.33
7.3.240.0080.00816.23
7.3.230.0080.00816.52
7.3.210.0000.01816.39
7.3.200.0030.02019.39
7.3.190.0130.00916.43
7.3.180.0040.01116.25
7.3.170.0080.00816.43
7.3.160.0100.01316.46
7.3.120.0080.00614.76
7.3.110.0040.01414.75
7.3.100.0090.00614.70
7.3.90.0070.00714.94
7.3.80.0040.00714.66
7.3.70.0000.01114.53
7.3.60.0060.00814.78
7.3.50.0110.00714.86
7.3.40.0110.00814.57
7.3.30.0100.00314.57
7.3.20.0000.01316.56
7.3.10.0130.00316.65
7.3.00.0070.00716.66
7.2.330.0140.01016.44
7.2.320.0100.00616.30
7.2.310.0120.00616.23
7.2.300.0180.00316.69
7.2.290.0110.00516.20
7.2.250.0150.00414.91
7.2.240.0060.01514.89
7.2.230.0070.00715.11
7.2.220.0110.00715.17
7.2.210.0060.01215.18
7.2.200.0080.00714.93
7.2.190.0100.00715.00
7.2.180.0130.00315.05
7.2.170.0070.01014.90
7.2.60.0070.00716.85
7.2.00.0100.00619.25
7.1.330.0060.01015.50
7.1.320.0030.01015.70
7.1.310.0130.00015.61
7.1.300.0070.00715.63
7.1.290.0140.00315.31
7.1.280.0030.01315.78
7.1.270.0030.00615.34
7.1.260.0030.01415.41
7.1.200.0040.00815.74
7.1.100.0000.01117.92
7.1.70.0050.00217.06
7.1.60.0030.02019.20
7.1.50.0090.01616.69
7.1.00.0100.09022.39
7.0.200.0130.00314.84
7.0.90.0500.04319.92
7.0.80.0500.04019.88
7.0.70.0570.03019.87
7.0.60.0430.04319.88
7.0.50.0500.04320.28
7.0.40.0200.03320.19
7.0.30.0070.04320.11
7.0.20.0130.03320.04
7.0.10.0000.04320.04
7.0.00.0000.04020.07
5.6.280.0030.03021.06
5.6.240.0000.05020.60
5.6.230.0030.04320.59
5.6.220.0070.04320.49
5.6.210.0100.04020.72
5.6.200.0070.04021.11
5.6.190.0100.04721.00
5.6.180.0000.04720.95
5.6.170.0030.05020.91
5.6.160.0070.04320.95
5.6.150.0030.08021.04
5.6.140.0100.03321.00
5.6.130.0030.08321.01
5.6.120.0200.05320.93
5.6.110.0030.07020.93
5.6.100.0170.05721.08
5.6.90.0130.08320.96
5.6.80.0030.07720.41
5.6.70.0130.07320.29
5.6.60.0130.07020.37
5.6.50.0030.06720.49
5.6.40.0070.07720.45
5.6.30.0130.07720.49
5.6.20.0170.06320.45
5.6.10.0170.07320.35
5.6.00.0030.06720.39
5.5.380.0030.04020.56
5.5.370.0070.04020.50
5.5.360.0070.04320.33
5.5.350.0030.05020.38
5.5.340.0070.04320.87
5.5.330.0030.04020.85
5.5.320.0000.04720.90
5.5.310.0030.04320.85
5.5.300.0000.04320.89
5.5.290.0070.05320.89
5.5.280.0070.05020.92
5.5.270.0100.07720.84
5.5.260.0100.08320.89
5.5.250.0070.05320.58
5.5.240.0200.07020.19
5.5.230.0070.06320.22
5.5.220.0100.07720.25
5.5.210.0100.08020.24
5.5.200.0030.07720.17
5.5.190.0030.07020.24
5.5.180.0130.08020.25
5.5.160.0100.07720.11
5.5.150.0100.07720.22
5.5.140.0030.08720.07
5.5.130.0100.04720.18
5.5.120.0230.06320.26
5.5.110.0030.08320.06
5.5.100.0000.07720.06
5.5.90.0070.08020.06
5.5.80.0100.07320.15
5.5.70.0030.07720.04
5.5.60.0070.08020.04
5.5.50.0070.04720.15
5.5.40.0070.08020.04
5.5.30.0000.08020.07
5.5.20.0070.05319.94
5.5.10.0070.05020.11
5.5.00.0000.08020.06

preferences:
39.73 ms | 401 KiB | 5 Q