3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['M-am întîlnit ieri cu','fosta mea profă de matematică']; echo json_encode($array, JSON_UNESCAPED_UNICODE);

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)
8.3.70.0120.00916.63
8.3.60.0150.00418.15
8.3.50.0000.01520.07
8.3.40.0090.00618.54
8.3.30.0090.00618.60
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0030.00526.16
8.2.190.0140.00416.75
8.2.180.0040.01825.92
8.2.170.0060.00919.02
8.2.160.0070.00722.96
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0030.00519.52
8.2.110.0120.00920.41
8.2.100.0080.00317.91
8.2.90.0000.00818.03
8.2.80.0000.00819.20
8.2.70.0090.00748.41
8.2.60.0060.00848.56
8.2.50.0120.00348.70
8.2.40.0050.00748.68
8.2.30.0030.00948.63
8.2.20.0030.00549.88
8.2.10.0090.00348.44
8.2.00.0100.00249.27
8.1.280.0080.00625.92
8.1.270.0070.00023.99
8.1.260.0090.00026.35
8.1.250.0050.00228.09
8.1.240.0000.00923.86
8.1.230.0060.00623.97
8.1.220.0080.00017.74
8.1.210.0030.00519.30
8.1.200.0080.00448.28
8.1.190.0060.00748.27
8.1.180.0070.00648.71
8.1.170.0040.00848.96
8.1.160.0070.00549.08
8.1.150.0060.00748.90
8.1.140.0080.00348.33
8.1.130.0070.00548.34
8.1.120.0120.00048.35
8.1.110.0070.00548.30
8.1.100.0090.00348.35
8.1.90.0060.00648.34
8.1.80.0110.00348.38
8.1.70.0080.00348.35
8.1.60.0050.00848.40
8.1.50.0050.00748.39
8.1.40.0050.00948.38
8.1.30.0050.00848.38
8.1.20.0170.00448.41
8.1.10.0160.00548.35
8.1.00.0130.00348.27
8.0.300.0040.00418.77
8.0.290.0050.00748.04
8.0.280.0070.00548.84
8.0.270.0060.00648.02
8.0.260.0070.00648.00
8.0.250.0070.00648.12
8.0.240.0060.00748.07
8.0.230.0060.00648.11
8.0.220.0080.00448.02
8.0.210.0080.00348.06
8.0.200.0070.00448.04
8.0.190.0060.00748.13
8.0.180.0100.00248.09
8.0.170.0080.00448.09
8.0.160.0080.00548.06
8.0.150.0120.00548.00
8.0.140.0070.00748.00
8.0.130.0110.00647.98
8.0.120.0060.00947.98
8.0.110.0080.00547.97
8.0.100.0080.00648.01
8.0.90.0080.00547.96
8.0.80.0060.00648.01
8.0.70.0130.00048.03
8.0.60.0080.00548.01
8.0.50.0100.00448.00
8.0.30.0060.00648.04
8.0.20.0060.00848.04
8.0.10.0090.00448.08
7.4.330.0050.00233.48
7.4.320.0080.00547.89
7.4.300.0120.00347.92
7.4.290.0090.00347.82
7.4.280.0070.00447.88
7.4.270.0090.00447.87
7.4.260.0100.00447.79
7.4.250.0100.00347.79
7.4.240.0130.00047.90
7.4.230.0090.00447.87
7.4.220.0080.00447.83
7.4.210.0050.00747.89
7.4.200.0060.00847.88
7.4.190.0080.00547.88
7.4.180.0100.00747.93
7.4.160.0100.00647.87
7.4.150.0140.00247.84
7.4.140.0140.00247.80
7.4.130.0130.00447.85
7.4.120.0060.00947.83
7.4.110.0120.00447.84
7.4.100.0120.00647.79
7.4.90.0130.00347.86
7.4.80.0130.00447.80
7.4.70.0090.00747.85
7.4.60.0120.00347.74
7.4.50.0120.00447.76
7.4.40.0130.00347.78
7.4.30.0120.00747.80
7.4.20.0130.00447.76
7.4.10.0170.00347.79
7.4.00.0160.00547.82

preferences:
43.04 ms | 401 KiB | 5 Q