3v4l.org

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

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)
8.3.40.0070.00718.79
8.3.30.0030.01019.25
8.3.20.0070.00020.21
8.3.10.0040.00422.08
8.3.00.0030.00517.63
8.2.170.0110.00422.96
8.2.160.0070.01020.44
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0070.00726.16
8.2.120.0040.00421.10
8.2.110.0030.00622.22
8.2.100.0120.00019.76
8.2.90.0080.00019.30
8.2.80.0030.00617.97
8.2.70.0050.00317.63
8.2.60.0000.00818.04
8.2.50.0040.00418.07
8.2.40.0070.00018.28
8.2.30.0040.00418.11
8.2.20.0040.00417.61
8.2.10.0070.00018.16
8.2.00.0000.00717.67
8.1.270.0030.00622.27
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.92
8.1.230.0070.00419.22
8.1.220.0080.00017.76
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0040.00418.82
8.1.160.0000.00822.07
8.1.150.0040.00419.05
8.1.140.0050.00217.49
8.1.130.0000.00717.92
8.1.120.0040.00417.49
8.1.110.0000.00717.50
8.1.100.0050.00217.53
8.1.90.0030.00317.55
8.1.80.0040.00417.56
8.1.70.0070.00017.52
8.1.60.0040.00417.71
8.1.50.0030.00517.59
8.1.40.0070.00017.62
8.1.30.0050.00317.69
8.1.20.0000.00717.76
8.1.10.0040.00417.67
8.1.00.0060.00317.60
8.0.300.0060.00318.77
8.0.290.0040.00416.88
8.0.280.0030.00318.62
8.0.270.0030.00417.28
8.0.260.0030.00317.37
8.0.250.0040.00217.06
8.0.240.0000.00817.08
8.0.230.0050.00317.00
8.0.220.0030.00317.01
8.0.210.0030.00517.02
8.0.200.0030.00317.09
8.0.190.0050.00217.01
8.0.180.0000.00717.09
8.0.170.0040.00417.02
8.0.160.0000.00717.07
8.0.150.0040.00416.77
8.0.140.0050.00516.97
8.0.130.0000.00513.43
8.0.120.0050.00316.82
8.0.110.0040.00416.96
8.0.100.0050.00217.01
8.0.90.0000.00817.04
8.0.80.0100.00716.98
8.0.70.0040.00417.09
8.0.60.0000.00717.05
8.0.50.0000.00816.95
8.0.30.0120.00617.16
8.0.20.0150.01017.40
8.0.10.0040.00416.94
8.0.00.0090.01016.75
7.4.330.0050.00015.27
7.4.320.0060.00016.73
7.4.300.0060.00016.70
7.4.290.0050.00216.78
7.4.280.0030.00516.75
7.4.270.0000.00716.66
7.4.260.0040.00416.71
7.4.250.0040.00416.69
7.4.240.0040.00316.75
7.4.230.0030.00316.73
7.4.220.0060.01316.80
7.4.210.0090.00616.70
7.4.200.0000.00716.71
7.4.160.0100.00616.57
7.4.150.0070.01017.40
7.4.140.0110.00617.86
7.4.130.0090.00816.56
7.4.120.0070.00916.50
7.4.110.0140.00316.49
7.4.100.0120.01116.66
7.4.90.0120.00616.46
7.4.80.0070.01019.39
7.4.70.0170.00616.61
7.4.60.0060.01016.60
7.4.50.0060.00316.39
7.4.40.0030.01316.68
7.4.30.0120.00316.56
7.4.00.0030.01014.84
7.3.330.0030.00313.10
7.3.320.0000.00513.15
7.3.310.0000.00716.27
7.3.300.0000.00716.23
7.3.290.0110.00616.23
7.3.280.0110.00616.26
7.3.270.0130.00717.40
7.3.260.0000.01816.53
7.3.250.0140.00516.46
7.3.240.0180.00316.56
7.3.230.0140.00716.39
7.3.210.0120.00616.42
7.3.200.0090.01219.39
7.3.190.0030.01316.32
7.3.180.0090.00616.26
7.3.170.0130.00316.43
7.3.160.0060.01016.61
7.3.10.0070.00716.42
7.3.00.0000.01316.29
7.2.330.0100.01216.73
7.2.320.0070.01016.52
7.2.310.0090.00916.61
7.2.300.0070.01116.51
7.2.290.0070.01016.57
7.2.130.0070.01116.92
7.2.120.0120.00016.45
7.2.110.0130.01016.65
7.2.100.0130.00716.81
7.2.90.0070.00716.91
7.2.80.0160.00316.80
7.2.70.0100.01016.48
7.2.60.0030.00916.57
7.2.50.0100.00716.70
7.2.40.0040.01116.64
7.2.30.0060.01016.88
7.2.20.0110.00816.74
7.2.10.0150.00716.56
7.2.00.0070.01416.83
7.1.250.0030.01015.59
7.1.200.0050.00515.91
7.1.100.0040.01118.04
7.1.70.0030.01016.87
7.1.60.0090.01619.40
7.1.50.0170.00716.73
7.1.00.0030.07722.42
7.0.200.0070.00016.64
7.0.140.0070.07022.23
7.0.60.0130.07720.02
7.0.50.0030.06717.85
7.0.40.0100.08320.02
7.0.30.0330.07320.02
7.0.20.0230.04720.12
7.0.10.0070.07720.11
7.0.00.0070.04720.17
5.6.210.0030.06020.75
5.6.200.0070.04018.18
5.6.190.0070.06020.61
5.6.180.0330.03720.63
5.6.170.0270.07720.38
5.6.160.0100.04020.61
5.6.150.0070.07018.13
5.6.140.0070.04718.20
5.6.130.0100.07718.15
5.6.120.0070.08321.11
5.6.110.0100.08321.03
5.6.100.0000.08720.98
5.6.90.0100.06721.07
5.6.80.0070.04020.43
5.5.350.4230.04320.40
5.5.340.0030.04317.91
5.5.330.0130.06020.21
5.5.320.0230.05320.18
5.5.310.0170.04720.19
5.5.300.0000.06017.91
5.5.290.0170.07017.88
5.5.280.0030.08720.86
5.5.270.0000.04320.83
5.5.260.0030.09020.87
5.5.250.0170.07720.67
5.5.240.0130.02320.20
5.4.450.1100.06719.52
5.4.440.0600.05019.29
5.4.430.0670.04019.29
5.4.420.0600.06019.14
5.4.410.0130.05019.20
5.4.400.0700.04719.09
5.4.390.0700.06318.84
5.4.380.0100.05018.62
5.4.370.0200.04318.44
5.4.360.0130.03718.68
5.4.350.0080.04611.97
5.4.340.0060.05211.97
5.4.320.0120.03312.45
5.4.310.0050.04012.45
5.4.300.0080.03412.45
5.4.290.0040.04012.45
5.4.280.0050.03612.35
5.4.270.0040.03912.34
5.4.260.0070.03812.35
5.4.250.0070.03712.34
5.4.240.0070.03612.34
5.4.230.0080.05112.34
5.4.220.0090.03512.34
5.4.210.0050.04812.34
5.4.200.0060.05312.34
5.4.190.0080.03412.33
5.4.180.0070.05112.34
5.4.170.0100.03312.34
5.4.160.0060.05012.34
5.4.150.0050.05112.34
5.4.140.0060.05112.02
5.4.130.0040.04312.01
5.4.120.0030.03711.97
5.4.110.0040.03711.96
5.4.100.0050.03611.96
5.4.90.0090.03311.96
5.4.80.0070.03711.96
5.4.70.0110.04611.96
5.4.60.0050.04111.96
5.4.50.0070.03411.96
5.4.40.0040.03711.95
5.4.30.0060.03511.95
5.4.20.0080.03611.95
5.4.10.0080.04511.95
5.4.00.0070.03911.44
5.3.290.0100.03712.80
5.3.280.0070.04512.71
5.3.270.0070.04212.72
5.3.260.0070.03712.72
5.3.250.0120.03312.72
5.3.240.0070.03912.72
5.3.230.0090.03812.71
5.3.220.0060.03712.68
5.3.210.0050.03912.68
5.3.200.0060.03612.68
5.3.190.0060.03812.68
5.3.180.0090.03312.67
5.3.170.0100.03312.66
5.3.160.0060.03712.68
5.3.150.0080.03612.67
5.3.140.0070.03712.66
5.3.130.0100.05012.66
5.3.120.0090.03612.66
5.3.110.0060.03912.66
5.3.100.0060.03712.11
5.3.90.0060.03712.08
5.3.80.0100.03512.08
5.3.70.0060.04712.08
5.3.60.0060.03712.07
5.3.50.0060.03712.00
5.3.40.0060.03712.00
5.3.30.0050.03611.96
5.3.20.0040.03711.73
5.3.10.0040.03611.71
5.3.00.0060.03811.69
5.2.170.0060.0309.18
5.2.160.0050.0299.18
5.2.150.0020.0339.18
5.2.140.0060.0309.18
5.2.130.0040.0309.14
5.2.120.0090.0259.14
5.2.110.0090.0269.14
5.2.100.0070.0279.14
5.2.90.0030.0319.14
5.2.80.0060.0359.14
5.2.70.0030.0349.14
5.2.60.0040.0339.09
5.2.50.0050.0309.06
5.2.40.0050.0289.04
5.2.30.0060.0309.01
5.2.20.0050.0369.01
5.2.10.0050.0288.95
5.2.00.0060.0298.80
5.1.60.0030.0258.08
5.1.50.0050.0248.08
5.1.40.0040.0368.06
5.1.30.0050.0258.41
5.1.20.0040.0388.43
5.1.10.0030.0278.16
5.1.00.0030.0388.16
5.0.50.0040.0206.63
5.0.40.0030.0196.50
5.0.30.0070.0396.30
5.0.20.0030.0286.27
5.0.10.0020.0236.26
5.0.00.0060.0286.25
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0030.0214.75
4.4.50.0040.0154.77
4.4.40.0020.0264.71
4.4.30.0030.0164.76
4.4.20.0060.0264.85
4.4.10.0030.0224.84
4.4.00.0010.0264.76
4.3.110.0030.0164.67
4.3.100.0030.0154.66
4.3.90.0020.0224.63
4.3.80.0040.0304.58
4.3.70.0020.0174.63
4.3.60.0050.0184.63
4.3.50.0030.0174.63
4.3.40.0010.0264.54
4.3.30.0010.0173.28
4.3.20.0010.0173.26
4.3.10.0020.0163.22
4.3.00.0230.0237.94

preferences:
90.23 ms | 400 KiB | 5 Q