3v4l.org

run code in 300+ PHP versions simultaneously
<?php utf8_decode("hello")

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)
5.4.170.0140.03812.33
5.4.160.0140.04012.33
5.4.150.0110.04312.32
5.4.140.0100.04412.01
5.4.130.0190.05511.99
5.4.120.0100.04411.96
5.4.110.0130.04011.95
5.4.100.0130.04011.95
5.4.90.0140.04011.95
5.4.80.0120.04111.95
5.4.70.0130.04111.95
5.4.60.0130.03911.95
5.4.50.0120.03911.95
5.4.40.0140.03911.94
5.4.30.0120.04111.93
5.4.20.0140.03911.93
5.4.10.0120.03911.93
5.4.00.0120.04111.42
5.3.270.0090.04312.72
5.3.260.0160.04212.72
5.3.250.0140.03812.72
5.3.240.0150.04112.72
5.3.230.0120.04412.71
5.3.220.0150.04112.68
5.3.210.0150.04112.68
5.3.200.0140.05112.68
5.3.190.0140.04312.68
5.3.180.0130.04012.68
5.3.170.0130.04012.67
5.3.160.0140.04112.67
5.3.150.0110.04212.67
5.3.140.0150.03912.66
5.3.130.0130.04312.66
5.3.120.0120.04512.66
5.3.110.0120.04412.66
5.3.100.0130.04212.12
5.3.90.0180.04812.08
5.3.80.0110.04412.08
5.3.70.0150.03812.08
5.3.60.0110.04312.06
5.3.50.0130.04112.00
5.3.40.0160.05812.00
5.3.30.0130.03911.94
5.3.20.0110.04111.72
5.3.10.0190.04211.67
5.3.00.0110.04111.66
5.2.170.0090.0349.17
5.2.160.0140.0389.17
5.2.150.0090.0359.17
5.2.140.0110.0339.16
5.2.130.0130.0399.13
5.2.120.0110.0319.12
5.2.110.0100.0349.12
5.2.100.0150.0429.13
5.2.90.0090.0339.12
5.2.80.0100.0329.11
5.2.70.0110.0439.11
5.2.60.0090.0349.07
5.2.50.0100.0349.04
5.2.40.0110.0329.02
5.2.30.0080.0348.99
5.2.20.0170.0458.98
5.2.10.0110.0408.91
5.2.00.0110.0348.77
5.1.60.0090.0288.05
5.1.50.0090.0328.05
5.1.40.0070.0298.04
5.1.30.0130.0418.38
5.1.20.0120.0278.41
5.1.10.0150.0438.13
5.1.00.0080.0298.13
5.0.50.0070.0246.61
5.0.40.0090.0216.47
5.0.30.0090.0336.28
5.0.20.0050.0256.25
5.0.10.0080.0216.23
5.0.00.0070.0346.22
4.4.90.0060.0184.78
4.4.80.0050.0174.76
4.4.70.0050.0184.75
4.4.60.0050.0184.75
4.4.50.0050.0184.77
4.4.40.0060.0274.71
4.4.30.0050.0184.76
4.4.20.0050.0184.84
4.4.10.0060.0174.85
4.4.00.0050.0284.76
4.3.110.0050.0174.67
4.3.100.0050.0174.67
4.3.90.0040.0184.64
4.3.80.0060.0284.58
4.3.70.0070.0174.63
4.3.60.0040.0174.63
4.3.50.0050.0174.62
4.3.40.0060.0254.54
4.3.30.0040.0183.29
4.3.20.0030.0183.28
4.3.10.0040.0173.24
4.3.00.0070.01313.64

preferences:
139.97 ms | 1394 KiB | 7 Q