3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('serialize_precision', -1); echo json_encode(1.123);

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)
8.3.60.0110.00716.38
8.3.50.0140.00018.27
8.3.40.0100.00718.66
8.3.30.0030.01418.64
8.3.20.0000.00720.39
8.3.10.0040.00422.08
8.3.00.0110.00323.61
8.2.180.0060.01516.38
8.2.170.0140.00322.96
8.2.160.0160.00320.39
8.2.150.0110.00324.18
8.2.140.0080.00024.66
8.2.130.0050.00320.35
8.2.120.0040.00426.35
8.2.110.0090.00020.38
8.2.100.0150.00017.76
8.2.90.0080.00019.05
8.2.80.0030.00617.97
8.2.70.0000.00817.25
8.2.60.0060.00317.80
8.2.50.0040.00418.22
8.2.40.0040.00422.18
8.2.30.0000.00719.25
8.2.20.0090.00017.98
8.2.10.0000.00717.86
8.2.00.0000.00717.93
8.1.280.0160.00625.92
8.1.270.0000.00820.03
8.1.260.0090.00926.35
8.1.250.0070.00028.09
8.1.240.0080.00023.80
8.1.230.0000.01118.92
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00417.11
8.1.190.0050.00317.00
8.1.180.0000.00820.11
8.1.170.0040.00418.50
8.1.160.0040.00418.72
8.1.150.0040.00419.95
8.1.140.0050.00217.59
8.1.130.0060.00318.85
8.1.120.0070.00017.32
8.1.110.0040.00417.23
8.1.100.0070.00017.33
8.1.90.0060.00317.29
8.1.80.0000.00917.29
8.1.70.0040.00417.22
8.1.60.0040.00417.34
8.1.50.0000.00817.31
8.1.40.0000.00717.37
8.1.30.0000.00817.44
8.1.20.0080.00017.50
8.1.10.0040.00417.31
8.1.00.0060.00317.39
8.0.300.0000.00718.77
8.0.290.0040.00416.58
8.0.280.0030.00318.34
8.0.270.0030.00317.15
8.0.260.0000.00718.32
8.0.250.0000.00816.82
8.0.240.0050.00516.66
8.0.230.0030.00316.84
8.0.220.0030.00316.81
8.0.210.0030.00316.78
8.0.200.0030.00316.68
8.0.190.0000.00816.84
8.0.180.0000.00716.67
8.0.170.0000.00816.64
8.0.160.0000.00816.69
8.0.150.0040.00416.76
8.0.140.0040.00416.73
8.0.130.0030.00313.16
8.0.120.0080.00016.69
8.0.110.0000.00716.77
8.0.100.0040.00416.55
8.0.90.0030.00516.82
8.0.80.0090.00916.74
8.0.70.0000.00716.56
8.0.60.0040.00416.82
8.0.50.0000.00716.69
8.0.30.0100.00816.81
8.0.20.0130.01117.40
8.0.10.0040.00417.00
8.0.00.0070.01116.68
7.4.330.0020.00215.55
7.4.320.0030.00316.47
7.4.300.0000.00716.27
7.4.290.0030.00716.38
7.4.280.0050.00316.27
7.4.270.0030.00316.36
7.4.260.0000.00716.34
7.4.250.0000.00816.28
7.4.240.0050.00216.46
7.4.230.0070.00016.27
7.4.220.0030.01616.27
7.4.210.0070.01116.41
7.4.200.0070.00016.57
7.4.160.0060.00916.19
7.4.150.0070.01017.40
7.4.140.0080.01117.86
7.4.130.0120.00916.45
7.4.120.0120.00716.42
7.4.110.0150.00916.39
7.4.100.0090.00916.37
7.4.90.0140.00316.43
7.4.80.0140.00319.39
7.4.70.0030.01516.38
7.4.60.0040.01116.46
7.4.50.0070.00716.48
7.4.40.0110.00616.57
7.4.30.0130.00916.40
7.4.00.0080.00315.07
7.3.330.0050.00313.07
7.3.320.0050.00013.01
7.3.310.0030.00316.20
7.3.300.0000.00716.16
7.3.290.0030.00316.04
7.3.280.0060.01016.12
7.3.270.0120.00617.40
7.3.260.0100.01116.38
7.3.250.0090.00816.20
7.3.240.0090.01016.19
7.3.230.0090.00916.18
7.3.210.0040.01316.03
7.3.200.0130.00316.17
7.3.190.0090.00616.36
7.3.180.0040.01116.16
7.3.170.0120.00316.27
7.3.160.0100.00716.30
7.2.330.0100.01416.60
7.2.320.0120.01216.36
7.2.310.0090.01616.60
7.2.300.0070.01016.22
7.2.290.0130.00316.61
7.2.110.0090.00316.27
7.2.60.0030.00916.81
7.1.200.0040.01115.64
7.1.100.2910.00315.68
7.1.90.2880.00916.14
7.1.80.2250.00415.89
7.1.70.2590.01315.07
7.1.60.0310.00933.06
7.1.50.0250.02232.98
7.1.40.2530.01632.29
7.1.30.0240.01534.17
7.1.20.0250.01634.29
7.1.10.0090.01116.25
7.1.00.2320.01314.66
7.0.240.2860.00715.40
7.0.230.3110.00715.26
7.0.220.0090.01315.59
7.0.210.0290.01514.78
7.0.200.0180.01114.89
7.0.190.2820.01314.85
7.0.180.2680.00314.17
7.0.170.0110.01115.92
7.0.160.0100.01116.05
7.0.150.2960.01316.09
7.0.140.3110.01014.35
7.0.130.0110.00916.31
7.0.120.0070.01316.33
7.0.110.0070.01116.21
7.0.100.0160.00316.13
7.0.90.0060.01416.36
7.0.80.0080.00616.43
7.0.70.0100.00716.21
7.0.60.0100.00715.92
7.0.50.0060.01516.09
7.0.40.2010.00914.71
7.0.30.2270.01316.52
7.0.20.0050.00816.25
7.0.10.0150.00616.20
7.0.00.0090.00916.22

preferences:
66.32 ms | 401 KiB | 5 Q