3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr_compare('routes', '[]', -2,2)

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)
5.4.320.0060.05312.47
5.4.310.0060.05612.46
5.4.300.0110.04612.47
5.4.290.0050.05612.46
5.4.280.0080.04912.36
5.4.270.0110.04512.36
5.4.260.0100.05212.36
5.4.250.0060.04012.36
5.4.240.0070.03512.36
5.4.230.0090.03712.35
5.4.220.0120.03112.36
5.4.210.0040.03712.35
5.4.200.0070.03612.36
5.4.190.0100.03912.35
5.4.180.0040.03912.35
5.4.170.0090.03412.36
5.4.160.0070.03512.36
5.4.150.0080.03412.35
5.4.140.0060.03612.04
5.4.130.0050.03612.02
5.4.120.0060.03511.99
5.4.110.0090.03311.98
5.4.100.0060.03511.98
5.4.90.0060.03611.98
5.4.80.0080.03511.98
5.4.70.0060.03611.98
5.4.60.0040.03711.98
5.4.50.0070.03411.98
5.4.40.0040.03711.96
5.4.30.0060.03511.96
5.4.20.0040.03711.96
5.4.10.0070.03411.96
5.4.00.0060.03411.45
5.3.290.0060.03812.80
5.3.280.0060.04612.71
5.3.270.0070.03712.72
5.3.260.0080.03712.72
5.3.250.0080.04312.71
5.3.240.0050.03812.72
5.3.230.0100.03412.70
5.3.220.0070.03612.68
5.3.210.0020.04112.68
5.3.200.0080.03512.68
5.3.190.0050.04012.68
5.3.180.0060.03712.67
5.3.170.0110.03112.67
5.3.160.0070.03512.67
5.3.150.0070.03612.67
5.3.140.0020.04112.66
5.3.130.0060.03912.66
5.3.120.0050.04012.66
5.3.110.0080.03712.66
5.3.100.0030.04012.12
5.3.90.0060.03612.08
5.3.80.0060.03612.07
5.3.70.0070.03712.07
5.3.60.0040.03912.07
5.3.50.0080.03512.00
5.3.40.0060.04012.00
5.3.30.0090.03811.95
5.3.20.0060.04311.72
5.3.10.0050.03511.70
5.3.00.0050.03711.68
5.2.170.0070.0279.18
5.2.160.0080.0359.18
5.2.150.0060.0289.18
5.2.140.0040.0359.18
5.2.130.0080.0359.14
5.2.120.0070.0269.14
5.2.110.0030.0319.14
5.2.100.0060.0279.14
5.2.90.0060.0319.14
5.2.80.0050.0309.14
5.2.70.0080.0289.14
5.2.60.0080.0269.09
5.2.50.0060.0309.06
5.2.40.0070.0319.04
5.2.30.0080.0279.02
5.2.20.0050.0299.00
5.2.10.0060.0278.93
5.2.00.0040.0328.78
5.1.60.0070.0238.07
5.1.50.0070.0228.07
5.1.40.0040.0258.04
5.1.30.0050.0258.39
5.1.20.0030.0288.42
5.1.10.0050.0258.14
5.1.00.0060.0248.14
5.0.50.0050.0196.62
5.0.40.0060.0176.48
5.0.30.0020.0346.29
5.0.20.0030.0206.26
5.0.10.0050.0196.24
5.0.00.0060.0286.23
4.4.90.0030.0154.78
4.4.80.0030.0154.76
4.4.70.0030.0154.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0020.0254.76
4.3.110.0040.0154.67
4.3.100.0030.0144.67
4.3.90.0000.0174.63
4.3.80.0050.0244.58
4.3.70.0010.0164.63
4.3.60.0050.0124.63
4.3.50.0030.0164.63
4.3.40.0030.0274.54
4.3.30.0020.0163.29
4.3.20.0030.0173.26
4.3.10.0000.0183.21
4.3.00.0000.0237.19

preferences:
155.03 ms | 1394 KiB | 7 Q