3v4l.org

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

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)
8.3.60.0110.00416.50
8.3.50.0160.00321.92
8.3.40.0110.00418.61
8.3.30.0070.01019.04
8.3.20.0000.00720.31
8.3.10.0070.00023.61
8.3.00.0050.00217.68
8.2.180.0100.00716.38
8.2.170.0110.00422.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00421.23
8.2.110.0030.00622.25
8.2.100.0130.00019.57
8.2.90.0080.00019.36
8.2.80.0060.00317.97
8.2.70.0030.00617.75
8.2.60.0050.00317.93
8.2.50.0050.00318.07
8.2.40.0000.00818.22
8.2.30.0030.00518.18
8.2.20.0000.00817.80
8.2.10.0000.00718.12
8.2.00.0030.00517.68
8.1.280.0120.00625.92
8.1.270.0090.00023.89
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00023.84
8.1.230.0110.00019.23
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0030.00517.13
8.1.180.0040.00418.10
8.1.170.0030.00618.62
8.1.160.0030.00622.02
8.1.150.0000.00718.86
8.1.140.0030.00617.45
8.1.130.0030.00317.84
8.1.120.0000.00717.50
8.1.110.0030.00517.41
8.1.100.0030.00317.55
8.1.90.0000.00717.51
8.1.80.0000.00717.49
8.1.70.0000.00717.50
8.1.60.0000.01017.57
8.1.50.0080.00017.64
8.1.40.0040.00417.54
8.1.30.0040.00417.71
8.1.20.0070.00017.63
8.1.10.0030.00517.68
8.1.00.0040.00417.61
8.0.300.0000.00718.77
8.0.290.0000.00716.88
8.0.280.0030.00318.56
8.0.270.0070.00017.44
8.0.260.0080.00017.45
8.0.250.0090.00016.98
8.0.240.0040.00417.05
8.0.230.0040.00417.03
8.0.220.0030.00316.96
8.0.210.0030.00316.96
8.0.200.0030.00316.97
8.0.190.0000.00916.96
8.0.180.0040.00417.02
8.0.170.0040.00416.99
8.0.160.0040.00416.82
8.0.150.0070.00016.90
8.0.140.0080.00316.88
8.0.130.0070.00313.35
8.0.120.0040.00416.91
8.0.110.0000.00816.94
8.0.100.0070.00016.85
8.0.90.0030.00316.88
8.0.80.0060.00916.89
8.0.70.0040.00416.87
8.0.60.0080.00016.99
8.0.50.0050.00516.84
8.0.30.0090.01117.10
8.0.20.0090.00917.40
8.0.10.0050.00217.03
8.0.00.0090.01016.73
7.4.330.0000.00515.07
7.4.320.0030.00316.59
7.4.300.0060.00016.62
7.4.290.0070.00016.64
7.4.280.0070.00016.68
7.4.270.0000.00716.68
7.4.260.0080.00016.55
7.4.250.0040.00416.43
7.4.240.0080.00016.67
7.4.230.0030.00316.45
7.4.220.0070.01816.51
7.4.210.0050.00816.51
7.4.200.0000.00716.76
7.4.160.0070.00716.51
7.4.150.0100.01017.40
7.4.140.0090.01117.86
7.4.130.0060.01016.48
7.4.120.0090.00816.51
7.4.110.0150.00616.39
7.4.100.0060.01316.48
7.4.90.0110.00516.41
7.4.80.0080.01219.39
7.4.70.0120.00616.57
7.4.60.0110.00616.54
7.4.50.0050.00316.54
7.4.40.0130.00316.64
7.4.30.0110.00516.52
7.4.00.0070.01014.97
7.3.330.0000.00712.91
7.3.320.0050.00013.07
7.3.310.0040.00416.17
7.3.300.0040.00416.26
7.3.290.0130.00716.15
7.3.280.0120.00516.24
7.3.270.0090.00917.40
7.3.260.0060.01116.47
7.3.250.0100.01216.32
7.3.240.0070.01016.29
7.3.230.0160.00016.39
7.3.210.0070.01016.39
7.3.200.0060.01519.39
7.3.190.0030.01716.33
7.3.180.0040.01816.48
7.3.170.0070.01016.39
7.3.160.0060.00916.23
7.3.120.0060.00914.75
7.2.330.0090.00916.43
7.2.320.0100.00716.68
7.2.310.0100.00716.33
7.2.300.0150.00616.44
7.2.290.0120.00416.68
7.2.00.0060.01019.52
7.1.100.0190.00018.09
7.1.70.0000.00817.02
7.1.60.0120.00619.25
7.1.50.0070.01816.69
7.1.00.0070.07322.43
7.0.200.0000.00716.59
7.0.140.0000.07722.01
7.0.60.0030.06019.83
7.0.50.0030.04017.66
7.0.40.0100.05020.12
7.0.30.0300.07720.33
7.0.20.0330.04720.20
7.0.10.0100.05320.02
7.0.00.0170.07020.09
5.6.280.0100.06720.86
5.6.210.0130.07720.46
5.6.200.0070.08018.19
5.6.190.0070.04320.61
5.6.180.0100.05320.45
5.6.170.0270.07320.37
5.6.160.0030.06320.41
5.6.150.0130.07318.16
5.6.140.0030.07318.11
5.6.130.0030.08318.21
5.6.120.0130.08021.02
5.6.110.0030.04320.93
5.6.100.0230.07021.00
5.6.90.0070.09021.08
5.6.80.0100.08720.48
5.5.350.0200.03320.51
5.5.340.0030.08317.96
5.5.330.0070.07720.21
5.5.320.0230.08020.51
5.5.310.0330.06720.12
5.5.300.0030.08317.93
5.5.290.0070.03718.02
5.5.280.0070.08320.95
5.5.270.0200.07020.95
5.5.260.0030.05320.86
5.5.250.0030.06020.57
5.5.240.0100.04720.18
5.4.450.0770.05019.46
5.4.440.0730.06019.58
5.4.430.0530.04719.48
5.4.420.0870.05019.40
5.4.410.0000.06018.79
5.4.400.0400.05318.51
5.4.390.0300.07718.71
5.4.380.0130.05318.71
5.4.370.0100.04318.71
5.4.360.0130.04718.49
5.4.350.0100.04311.97
5.4.340.0100.05211.96
5.4.320.0110.03812.45
5.4.310.0090.03712.45
5.4.300.0020.03912.45
5.4.290.0080.03512.45
5.4.280.0060.04112.35
5.4.270.0040.03712.35
5.4.260.0080.04112.35
5.4.250.0050.04212.34
5.4.240.0060.03812.34
5.4.230.0060.04012.34
5.4.220.0070.03412.34
5.4.210.0050.03912.34
5.4.200.0040.03912.34
5.4.190.0080.03512.33
5.4.180.0040.03712.33
5.4.170.0080.03412.35
5.4.160.0110.03012.34
5.4.150.0050.03712.34
5.4.140.0060.04512.02
5.4.130.0080.03312.01
5.4.120.0030.03811.96
5.4.110.0070.03511.96
5.4.100.0020.03811.96
5.4.90.0050.03611.97
5.4.80.0030.03811.96
5.4.70.0050.03511.96
5.4.60.0070.03411.96
5.4.50.0050.03611.96
5.4.40.0040.03611.95
5.4.30.0080.04011.95
5.4.20.0000.04211.95
5.4.10.0040.03611.95
5.4.00.0050.03711.43
5.3.290.0060.04112.80
5.3.280.0070.03512.71
5.3.270.0030.04112.73
5.3.260.0050.03912.72
5.3.250.0070.03512.72
5.3.240.0070.03512.72
5.3.230.0090.03512.71
5.3.220.0040.04512.68
5.3.210.0040.04012.68
5.3.200.0050.03712.68
5.3.190.0070.04012.67
5.3.180.0080.03312.68
5.3.170.0050.03812.67
5.3.160.0060.03612.67
5.3.150.0080.03512.67
5.3.140.0080.03612.66
5.3.130.0080.03812.65
5.3.120.0050.04012.65
5.3.110.0040.04112.66
5.3.100.0050.03812.11
5.3.90.0050.03612.08
5.3.80.0030.03912.08
5.3.70.0070.04112.08
5.3.60.0070.03912.07
5.3.50.0050.03712.00
5.3.40.0070.03512.00
5.3.30.0050.03511.95
5.3.20.0080.03811.73
5.3.10.0090.04311.70
5.3.00.0050.03811.69
5.2.170.0040.0339.18
5.2.160.0040.0299.18
5.2.150.0070.0339.18
5.2.140.0060.0359.17
5.2.130.0070.0369.13
5.2.120.0060.0299.13
5.2.110.0080.0349.14
5.2.100.0050.0279.14
5.2.90.0070.0309.14
5.2.80.0020.0399.13
5.2.70.0070.0309.13
5.2.60.0060.0289.09
5.2.50.0040.0319.05
5.2.40.0050.0279.03
5.2.30.0020.0329.00
5.2.20.0040.0298.99
5.2.10.0060.0338.92
5.2.00.0050.0288.78
5.1.60.0080.0198.06
5.1.50.0010.0278.05
5.1.40.0070.0248.04
5.1.30.0030.0278.39
5.1.20.0090.0298.41
5.1.10.0050.0308.14
5.1.00.0070.0288.13
5.0.50.0050.0206.62
5.0.40.0060.0246.47
5.0.30.0040.0356.29
5.0.20.0040.0226.26
5.0.10.0020.0226.23
5.0.00.0040.0316.22
4.4.90.0010.0184.78
4.4.80.0050.0194.75
4.4.70.0020.0224.75
4.4.60.0030.0204.75
4.4.50.0050.0194.77
4.4.40.0030.0314.71
4.4.30.0030.0194.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0020.0264.76
4.3.110.0040.0154.67
4.3.100.0020.0164.66
4.3.90.0020.0164.63
4.3.80.0000.0284.58
4.3.70.0030.0174.63
4.3.60.0040.0174.63
4.3.50.0020.0234.63
4.3.40.0010.0254.54
4.3.30.0030.0153.27
4.3.20.0030.0163.25
4.3.10.0020.0213.21
4.3.00.0130.0237.05

preferences:
37.92 ms | 401 KiB | 5 Q