3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heart = "love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); eval($code = "$code\"); echo $code;

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)
5.4.310.0150.05512.46
5.4.300.0190.07212.47
5.4.290.0200.07512.46
5.4.280.0100.07212.36
5.4.270.0080.04212.36
5.4.260.0090.04612.36
5.4.250.0080.05612.36
5.4.240.0110.05512.36
5.4.230.0140.06812.35
5.4.220.0130.05412.35
5.4.210.0080.05912.35
5.4.200.0060.05412.35
5.4.190.0130.07412.35
5.4.180.0070.05712.35
5.4.170.0140.08812.36
5.4.160.0080.04412.36
5.4.150.0050.03812.35
5.4.140.0050.03812.04
5.4.130.0050.03612.02
5.4.120.0090.04011.98
5.4.110.0040.03711.98
5.4.100.0040.03911.98
5.4.90.0070.03711.98
5.4.80.0080.03411.98
5.4.70.0120.02711.97
5.4.60.0070.03711.98
5.4.50.0090.04411.98
5.4.40.0060.03611.96
5.4.30.0100.03411.96
5.4.20.0070.03811.96
5.4.10.0060.03611.96
5.4.00.0060.03711.45
5.3.290.0060.04512.80
5.3.280.0060.04112.71
5.3.270.0070.04012.72
5.3.260.0060.04112.71
5.3.250.0070.03912.71
5.3.240.0090.03612.72
5.3.230.0070.03912.71
5.3.220.0060.03912.68
5.3.210.0050.04112.68
5.3.200.0130.04112.68
5.3.190.0080.03812.68
5.3.180.0060.03712.67
5.3.170.0080.03612.67
5.3.160.0050.03812.67
5.3.150.0050.04712.67
5.3.140.0060.05212.66
5.3.130.0050.05512.66
5.3.120.0070.05312.66
5.3.110.0100.05412.66
5.3.100.0060.05212.12
5.3.90.0080.03612.08
5.3.80.0060.05112.07
5.3.70.0050.04312.08
5.3.60.0060.03712.06
5.3.50.0050.03712.00
5.3.40.0100.03512.00
5.3.30.0050.03711.95
5.3.20.0080.03411.73
5.3.10.0120.04311.70
5.3.00.0060.04611.68
5.2.170.0080.0289.18
5.2.160.0040.0309.18
5.2.150.0040.0329.19
5.2.140.0040.0339.18
5.2.130.0060.0279.14
5.2.120.0040.0299.14
5.2.110.0080.0379.15
5.2.100.0040.0379.14
5.2.90.0070.0289.14
5.2.80.0070.0309.14
5.2.70.0050.0319.14
5.2.60.0060.0309.09
5.2.50.0040.0329.05
5.2.40.0030.0319.04
5.2.30.0060.0309.01
5.2.20.0060.0299.00
5.2.10.0060.0308.93
5.2.00.0030.0328.78
5.1.60.0020.0288.07
5.1.50.0090.0288.07
5.1.40.0060.0438.05
5.1.30.0050.0388.39
5.1.20.0080.0478.42
5.1.10.0080.0548.14
5.1.00.0100.0468.15
5.0.50.0060.0306.62
5.0.40.0040.0516.48
5.0.30.0040.0426.30
5.0.20.0060.0286.26
5.0.10.0070.0336.25
5.0.00.0050.0426.24
4.4.90.0080.0194.78
4.4.80.0070.0204.75
4.4.70.0060.0214.75
4.4.60.0050.0244.76
4.4.50.0060.0204.77
4.4.40.0070.0344.71
4.4.30.0050.0304.76
4.4.20.0030.0314.84
4.4.10.0040.0234.85
4.4.00.0040.0354.76
4.3.110.0060.0214.67
4.3.100.0050.0214.67
4.3.90.0070.0184.63
4.3.80.0060.0364.59
4.3.70.0030.0264.63
4.3.60.0070.0254.63
4.3.50.0100.0294.63
4.3.40.0070.0304.54
4.3.30.0060.0263.29
4.3.20.0030.0213.26
4.3.10.0060.0163.23
4.3.00.0100.0136.91

preferences:
146.26 ms | 1394 KiB | 7 Q