3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode('1.123456789123456789', JSON_NUMERIC_CHECK) . PHP_EOL; echo json_encode(round('1.123456789123456789', 13));

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)
8.3.60.0140.00016.50
8.3.50.0110.00416.21
8.3.40.0140.00418.79
8.3.30.0120.00918.54
8.3.20.0050.00220.35
8.3.10.0040.00421.95
8.3.00.0040.00417.78
8.2.180.0120.01216.38
8.2.170.0140.00422.96
8.2.160.0070.00720.39
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00020.51
8.2.120.0050.00226.35
8.2.110.0110.00021.19
8.2.100.0070.00418.22
8.2.90.0040.00419.05
8.2.80.0030.00618.03
8.2.70.0030.00517.46
8.2.60.0000.00817.91
8.2.50.0040.00418.10
8.2.40.0040.00420.59
8.2.30.0040.00421.08
8.2.20.0000.00717.92
8.2.10.0080.00017.96
8.2.00.0050.00217.90
8.1.280.0000.01525.92
8.1.270.0040.00422.17
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00624.05
8.1.230.0070.00318.75
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0040.00417.23
8.1.180.0000.00718.10
8.1.170.0000.00818.71
8.1.160.0000.00718.93
8.1.150.0000.00818.87
8.1.140.0040.00419.43
8.1.130.0000.00718.78
8.1.120.0000.00817.50
8.1.110.0050.00317.33
8.1.100.0000.00817.34
8.1.90.0040.00417.43
8.1.80.0070.00017.34
8.1.70.0030.00517.42
8.1.60.0060.00317.59
8.1.50.0080.00017.54
8.1.40.0000.00817.44
8.1.30.0090.00017.65
8.1.20.0040.00417.61
8.1.10.0040.00417.46
8.1.00.0060.00317.43
8.0.300.0030.00718.77
8.0.290.0060.00316.75
8.0.280.0000.00718.42
8.0.270.0000.00717.14
8.0.260.0060.00016.79
8.0.250.0000.00716.93
8.0.240.0000.00716.91
8.0.230.0080.00016.96
8.0.220.0040.00416.77
8.0.210.0070.00016.89
8.0.200.0070.00016.79
8.0.190.0030.00616.94
8.0.180.0000.00716.88
8.0.170.0000.00716.91
8.0.160.0000.00916.78
8.0.150.0000.00716.84
8.0.140.0050.00216.83
8.0.130.0050.00013.37
8.0.120.0030.00516.82
8.0.110.0030.00316.70
8.0.100.0040.00416.89
8.0.90.0000.00816.76
8.0.80.0100.01316.79
8.0.70.0000.00716.70
8.0.60.0050.00316.70
8.0.50.0050.00316.67
8.0.30.0100.00717.02
8.0.20.0080.01017.40
8.0.10.0000.00716.82
8.0.00.0030.01316.62
7.4.330.0000.00515.55
7.4.320.0030.00316.48
7.4.300.0000.00616.40
7.4.290.0000.00716.47
7.4.280.0000.00816.52
7.4.270.0030.00416.45
7.4.260.0070.00016.48
7.4.250.0070.00016.52
7.4.240.0070.00016.52
7.4.230.0000.00716.59
7.4.220.0100.00716.51
7.4.210.0100.00416.46
7.4.200.0020.00516.41
7.4.160.0080.00716.49
7.4.150.0100.00717.40
7.4.140.0160.00617.86
7.4.130.0080.00816.34
7.4.120.0110.00816.45
7.4.110.0070.01016.46
7.4.100.0060.01316.38
7.4.90.0120.00616.46
7.4.80.0110.01219.39
7.4.70.0080.00816.33
7.4.60.0030.01316.42
7.4.50.0000.01416.34
7.4.40.0130.01016.17
7.4.30.0100.00716.51
7.4.00.0000.01514.74
7.3.330.0000.00613.08
7.3.320.0030.00313.04
7.3.310.0000.00716.12
7.3.300.0030.00316.13
7.3.290.0060.00916.23
7.3.280.0100.00716.26
7.3.270.0130.00617.40
7.3.260.0110.00516.35
7.3.250.0110.00916.36
7.3.240.0110.00616.34
7.3.230.0070.01316.54
7.3.210.0120.00616.42
7.3.200.0130.00416.57
7.3.190.0070.01016.54
7.3.180.0110.01016.27
7.3.170.0080.00816.37
7.3.160.0120.00316.34
7.2.330.0060.01316.52
7.2.320.0120.00916.23
7.2.310.0160.00016.57
7.2.300.0100.00616.21
7.2.290.0060.00916.37
7.2.60.0070.00716.46
7.2.00.0070.01419.36
7.1.200.0110.00715.36
7.1.100.0040.01118.18
7.1.70.0120.01417.22
7.1.60.0210.01234.73
7.1.50.0220.01334.82
7.1.40.0220.01334.29
7.1.30.0220.01334.30
7.1.20.0270.00834.68
7.1.10.0090.01116.38
7.1.00.0060.01216.55
7.0.200.0060.00916.81
7.0.190.0080.00916.58
7.0.180.0030.01516.34
7.0.170.0080.00916.21
7.0.160.0030.01416.09
7.0.150.0060.01216.08
7.0.140.0120.00916.11
7.0.130.0060.01116.30
7.0.120.0070.01116.44
7.0.110.0070.01416.43
7.0.100.0060.01216.08
7.0.90.0080.00816.11
7.0.80.0060.01216.19
7.0.70.0130.00716.21
7.0.60.0110.00616.03
7.0.50.0040.01516.46
7.0.40.0070.01116.63
7.0.30.0080.00816.18
7.0.20.0020.01916.31
7.0.10.0050.01416.36
7.0.00.0090.01016.27

preferences:
42.08 ms | 401 KiB | 5 Q