3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_detect_encoding(html_entity_decode('&nbsp;&#xFEF8;',0,'UTF-8'),['UTF-8','ISO-8859-15']);

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)
8.4.120.0050.00320.63
8.4.110.0100.01118.16
8.4.100.0130.00818.67
8.4.90.0110.01018.59
8.4.80.0110.00917.84
8.4.70.0290.00617.89
8.4.60.0270.01118.18
8.4.50.0310.00718.08
8.4.40.0240.00518.46
8.4.30.0310.00717.99
8.4.20.0280.00818.24
8.4.10.0280.00819.82
8.3.250.0090.00919.07
8.3.240.0050.00316.55
8.3.230.0100.00816.63
8.3.220.0070.00317.03
8.3.210.0200.01017.44
8.3.200.0250.00616.94
8.3.190.0280.00517.15
8.3.180.0180.00617.24
8.3.170.0230.00718.49
8.3.160.0220.00917.55
8.3.150.0210.01017.25
8.3.140.0210.00517.13
8.3.130.0240.00617.65
8.3.120.0270.00717.83
8.3.110.0250.00717.71
8.3.100.0320.00616.66
8.3.90.0290.00818.82
8.3.80.0240.00816.75
8.3.70.0260.00616.78
8.3.60.0280.00718.30
8.3.50.0220.00818.53
8.3.40.0220.00719.65
8.3.30.0190.00719.81
8.3.20.0210.00620.89
8.3.10.0220.00721.00
8.3.00.0150.00920.96
8.2.290.0120.00720.29
8.2.280.0240.00617.81
8.2.270.0200.00717.27
8.2.260.0240.00717.13
8.2.250.0200.00617.18
8.2.240.0240.00517.14
8.2.230.0210.00718.01
8.2.220.0230.00618.45
8.2.210.0220.00818.94
8.2.200.0200.00816.89
8.2.190.0220.01117.04
8.2.180.0230.00819.98
8.2.170.0240.00819.62
8.2.160.0180.00920.70
8.2.150.0230.00720.81
8.2.140.0210.00720.79
8.2.130.0180.00821.05
8.2.120.0180.00720.05
8.2.110.0210.00720.51
8.2.100.0230.00720.04
8.2.90.0200.00819.39
8.2.80.0200.00619.89
8.2.70.0160.00834.56
8.2.60.0190.00925.62
8.2.50.0220.00525.87
8.2.40.0190.00625.84
8.2.30.0190.00625.58
8.2.20.0180.00525.93
8.2.10.0180.00525.61
8.2.00.0150.00825.81
8.1.330.0200.00521.71
8.1.320.0200.00816.79
8.1.310.0240.01117.63
8.1.300.0230.00517.08
8.1.290.0180.00717.16
8.1.280.0230.00519.75
8.1.270.0180.00721.99
8.1.260.0200.00821.24
8.1.250.0200.00621.50
8.1.240.0180.00720.00
8.1.230.0190.00819.81
8.1.220.0160.00719.50
8.1.210.0180.00719.73
8.1.200.0160.00525.48
8.1.190.0120.00621.88
8.1.180.0170.00525.49
8.1.170.0140.00624.32
8.1.160.0170.00525.60
8.1.150.0170.00625.81
8.1.140.0160.00525.47
8.1.130.0140.00624.11
8.1.120.0150.00724.27
8.1.110.0130.00824.34
8.1.100.0150.00624.33
8.1.90.0150.00624.25
8.1.80.0150.00524.33
8.1.70.0160.00624.44
8.1.60.0160.00624.33
8.1.50.0170.00624.27
8.1.40.0180.00524.33
8.1.30.0140.00724.38
8.1.20.0180.00624.39
8.1.10.0110.00622.05
8.1.00.0180.00624.26
8.0.300.0180.00819.10
8.0.290.0160.00724.87
8.0.280.0200.00525.01
8.0.270.0170.00725.07
8.0.260.0160.00623.55
8.0.250.0190.00623.70
8.0.240.0180.00723.68
8.0.230.0200.00423.59
8.0.220.0190.00723.53
8.0.210.0210.00523.59
8.0.200.0200.00623.54
8.0.190.0190.00523.61
8.0.180.0180.00823.62
8.0.170.0180.00823.62
8.0.160.0220.00523.57
8.0.150.0170.00823.54
8.0.140.0220.00523.57
8.0.130.0210.00623.62
8.0.120.0200.00623.58
8.0.110.0200.00523.63
8.0.100.0230.00323.48
8.0.90.0200.00623.57
8.0.80.0210.00623.48
8.0.70.0180.00523.77
8.0.60.0210.00423.55
8.0.50.0200.00623.55
8.0.30.0190.00723.79
8.0.20.0230.00523.62
8.0.10.0220.00423.65
7.4.330.0160.00623.26
7.4.320.0190.00823.28
7.4.300.0210.00523.54
7.4.290.0210.00523.48
7.4.280.0210.00723.29
7.4.270.0200.00623.53
7.4.260.0200.00523.33
7.4.250.0190.00523.34
7.4.240.0190.00623.35
7.4.230.0180.00623.34
7.4.220.0190.00523.49
7.4.210.0180.00522.34
7.4.200.0150.00823.52
7.4.190.0190.00523.42
7.4.180.0190.00523.43
7.4.160.0190.00723.55
7.4.150.0190.00523.48
7.4.140.0180.00723.46
7.4.130.0190.00523.32
7.4.120.0200.00523.38
7.4.110.0170.00723.32
7.4.100.0190.00623.40
7.4.90.0200.00423.31
7.4.80.0180.00623.34
7.4.70.0190.00523.33
7.4.60.0210.00323.34
7.4.50.0170.00523.33
7.4.40.0180.00523.31
7.4.30.0180.00322.41
7.4.20.0190.00423.32
7.4.10.0190.00623.34
7.4.00.0180.00623.42

preferences:
26.98 ms | 403 KiB | 5 Q