3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ' ' . json_encode(round('1.123456789123456789', 10), JSON_NUMERIC_CHECK) . PHP_EOL; echo json_encode('1.123456789123456789');

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)
8.3.60.0120.00316.75
8.3.50.0110.00416.45
8.3.40.0070.00718.84
8.3.30.0040.01118.90
8.3.20.0080.00020.41
8.3.10.0070.00021.99
8.3.00.0050.00317.78
8.2.180.0090.00916.63
8.2.170.0140.00722.96
8.2.160.0070.00720.47
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00422.32
8.2.120.0050.00326.35
8.2.110.0030.00621.07
8.2.100.0120.00018.16
8.2.90.0000.00819.22
8.2.80.0040.00418.04
8.2.70.0000.00917.60
8.2.60.0040.00417.89
8.2.50.0050.00318.10
8.2.40.0060.00320.67
8.2.30.0000.00921.04
8.2.20.0040.00417.97
8.2.10.0070.00017.96
8.2.00.0000.00717.93
8.1.280.0100.00725.92
8.1.270.0080.00022.02
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00424.04
8.1.230.0040.00818.84
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0060.00317.22
8.1.180.0060.00318.10
8.1.170.0000.00818.71
8.1.160.0040.00419.08
8.1.150.0040.00418.79
8.1.140.0000.00719.63
8.1.130.0080.00018.89
8.1.120.0030.00317.46
8.1.110.0040.00417.36
8.1.100.0000.00717.52
8.1.90.0000.00817.42
8.1.80.0070.00017.44
8.1.70.0030.00517.45
8.1.60.0050.00517.60
8.1.50.0080.00017.43
8.1.40.0000.00817.53
8.1.30.0000.01117.55
8.1.20.0050.00317.65
8.1.10.0000.00717.44
8.1.00.0000.00717.33
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0000.00718.48
8.0.270.0000.00717.26
8.0.260.0000.00616.73
8.0.250.0040.00416.99
8.0.240.0050.00316.93
8.0.230.0070.00016.86
8.0.220.0040.00416.88
8.0.210.0030.00316.82
8.0.200.0000.00716.96
8.0.190.0030.00617.01
8.0.180.0040.00416.79
8.0.170.0040.00416.80
8.0.160.0000.00716.79
8.0.150.0070.00016.82
8.0.140.0050.00316.84
8.0.130.0060.00013.35
8.0.120.0040.00416.80
8.0.110.0050.00316.95
8.0.100.0070.00016.86
8.0.90.0040.00416.82
8.0.80.0040.01316.89
8.0.70.0040.00416.68
8.0.60.0070.00016.85
8.0.50.0000.00916.66
8.0.30.0120.00517.03
8.0.20.0080.01117.40
8.0.10.0040.00416.81
8.0.00.0150.00316.76
7.4.330.0000.00515.55
7.4.320.0000.00716.32
7.4.300.0030.00316.36
7.4.290.0070.00016.52
7.4.280.0030.00516.43
7.4.270.0030.00316.52
7.4.260.0080.00316.44
7.4.250.0050.00316.34
7.4.240.0000.00816.46
7.4.230.0030.00316.54
7.4.220.0130.00716.60
7.4.210.0070.00716.55
7.4.200.0040.00416.42
7.4.160.0110.00916.36
7.4.150.0150.00917.40
7.4.140.0110.00917.86
7.4.130.0120.01216.55
7.4.120.0090.00816.41
7.4.110.0100.00716.58
7.4.100.0120.00616.41
7.4.90.0070.01016.58
7.4.80.0030.01619.39
7.4.70.0140.00316.28
7.4.60.0120.00616.29
7.4.50.0060.00916.35
7.4.40.0120.00416.65
7.4.30.0100.00716.48
7.4.00.0060.00614.54
7.3.330.0030.00313.09
7.3.320.0030.00312.98
7.3.310.0040.00416.13
7.3.300.0000.00616.25
7.3.290.0060.00816.28
7.3.280.0070.00916.25
7.3.270.0090.00917.40
7.3.260.0140.01116.38
7.3.250.0120.00716.43
7.3.240.0070.01016.23
7.3.230.0030.01616.49
7.3.210.0120.00616.30
7.3.200.0110.00816.50
7.3.190.0040.01216.56
7.3.180.0060.01016.49
7.3.170.0070.00716.59
7.3.160.0110.00516.42
7.2.330.0120.00616.52
7.2.320.0040.01416.29
7.2.310.0070.01016.47
7.2.300.0100.00716.58
7.2.290.0080.00816.46
7.2.60.0090.00616.82
7.2.00.0060.00819.02
7.1.200.0030.00515.51
7.1.100.0040.00818.06
7.1.70.0040.01217.02
7.1.60.0320.00935.14
7.1.50.0310.01334.59
7.1.40.0230.01434.29
7.1.30.0240.01234.39
7.1.20.0210.01634.47
7.1.10.0070.01016.31
7.1.00.0030.01516.55
7.0.200.0070.01116.66
7.0.190.0020.01516.61
7.0.180.0030.01616.11
7.0.170.0070.01016.18
7.0.160.0050.01016.05
7.0.150.0070.01216.14
7.0.140.0070.01216.17
7.0.130.0030.01316.30
7.0.120.0040.01316.48
7.0.110.0090.00816.38
7.0.100.0040.01416.21
7.0.90.0060.00916.08
7.0.80.0110.00716.31
7.0.70.0060.01116.25
7.0.60.0090.00916.08
7.0.50.0060.01016.36
7.0.40.0050.01716.43
7.0.30.0050.01216.30
7.0.20.0110.00616.25
7.0.10.0140.01116.39
7.0.00.0160.00316.52

preferences:
45.24 ms | 401 KiB | 5 Q