3v4l.org

run code in 300+ PHP versions simultaneously
<?php regsubst("blabla", '\.', '_', 'G')

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)
5.4.320.0050.03912.46
5.4.310.0070.03912.46
5.4.300.0040.04012.46
5.4.290.0050.04412.46
5.4.280.0060.03712.36
5.4.270.0080.04212.36
5.4.260.0050.04512.36
5.4.250.0070.04412.36
5.4.240.0080.04212.36
5.4.230.0050.04612.35
5.4.220.0070.04512.35
5.4.210.0060.03812.35
5.4.200.0050.05012.35
5.4.190.0090.04212.35
5.4.180.0100.04212.34
5.4.170.0050.04412.36
5.4.160.0030.03912.36
5.4.150.0090.04212.35
5.4.140.0060.04312.04
5.4.130.0090.03712.02
5.4.120.0070.04411.98
5.4.110.0150.06811.98
5.4.100.0090.04211.98
5.4.90.0080.04311.98
5.4.80.0100.03511.98
5.4.70.0090.03511.98
5.4.60.0080.03811.97
5.4.50.0060.03911.98
5.4.40.0100.03711.96
5.4.30.0090.03411.96
5.4.20.0070.04711.96
5.4.10.0090.04211.96
5.4.00.0110.04011.45
5.3.290.0080.05312.80
5.3.280.0090.04112.71
5.3.270.0080.05112.72
5.3.260.0070.04212.72
5.3.250.0060.04312.72
5.3.240.0060.04312.72
5.3.230.0040.04612.71
5.3.220.0090.03712.68
5.3.210.0120.04412.68
5.3.200.0040.04012.68
5.3.190.0090.03712.68
5.3.180.0100.03712.68
5.3.170.0110.03712.67
5.3.160.0080.03712.68
5.3.150.0090.04512.67
5.3.140.0080.04412.66
5.3.130.0030.04712.66
5.3.120.0070.04712.66
5.3.110.0090.03912.66
5.3.100.0110.03612.12
5.3.90.0120.03912.09
5.3.80.0080.04512.08
5.3.70.0100.03712.08
5.3.60.0080.04312.06
5.3.50.0100.04012.00
5.3.40.0100.04112.00
5.3.30.0060.04511.95
5.3.20.0090.04611.72
5.3.10.0050.03911.69
5.3.00.0080.04111.68
5.2.170.0050.0349.18
5.2.160.0080.0359.18
5.2.150.0090.0319.18
5.2.140.0070.0409.18
5.2.130.0090.0349.14
5.2.120.0110.0389.14
5.2.110.0070.0299.14
5.2.100.0060.0349.14
5.2.90.0080.0289.14
5.2.80.0070.0329.14
5.2.70.0040.0339.14
5.2.60.0060.0349.09
5.2.50.0060.0309.06
5.2.40.0080.0289.04
5.2.30.0050.0459.01
5.2.20.0070.0359.01
5.2.10.0030.0338.92
5.2.00.0070.0338.78
5.1.60.0060.0288.07
5.1.50.0060.0308.06
5.1.40.0080.0288.05
5.1.30.0080.0298.40
5.1.20.0070.0278.42
5.1.10.0030.0288.14
5.1.00.0040.0268.14
5.0.50.0060.0246.62
5.0.40.0070.0246.48
5.0.30.0080.0296.29
5.0.20.0070.0236.26
5.0.10.0070.0266.24
5.0.00.0050.0346.23
4.4.90.0050.0204.78
4.4.80.0020.0214.75
4.4.70.0030.0184.75
4.4.60.0050.0164.75
4.4.50.0020.0194.77
4.4.40.0040.0264.71
4.4.30.0020.0224.75
4.4.20.0050.0444.84
4.4.10.0040.0164.85
4.4.00.0040.0284.76
4.3.110.0010.0184.67
4.3.100.0020.0204.66
4.3.90.0080.0174.63
4.3.80.0040.0264.59
4.3.70.0030.0184.63
4.3.60.0040.0144.63
4.3.50.0040.0154.63
4.3.40.0040.0324.54
4.3.30.0020.0213.29
4.3.20.0020.0203.26
4.3.10.0030.0173.21
4.3.00.0100.02310.97

preferences:
143.76 ms | 1394 KiB | 7 Q