3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heart = "love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); var_dump($code); echo eval("\$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)
8.3.60.0000.01418.68
8.3.50.0160.01022.01
8.3.40.0040.01118.87
8.3.30.0070.01019.09
8.3.20.0040.00420.32
8.3.10.0050.00321.98
8.3.00.0000.00818.05
8.2.180.0130.00616.75
8.2.170.0100.01322.96
8.2.160.0120.00320.50
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0090.00926.16
8.2.120.0080.00021.17
8.2.110.0150.00320.57
8.2.100.0070.00417.93
8.2.90.0090.00019.21
8.2.80.0090.00017.97
8.2.70.0000.00917.63
8.2.60.0030.00617.93
8.2.50.0030.00518.10
8.2.40.0050.00318.25
8.2.30.0000.00718.07
8.2.20.0000.00717.84
8.2.10.0040.00418.18
8.2.00.0040.00417.80
8.1.280.0120.00625.92
8.1.270.0000.00823.96
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00324.05
8.1.230.0080.00419.57
8.1.220.0060.00317.78
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0060.00317.48
8.1.180.0040.00418.10
8.1.170.0040.00418.76
8.1.160.0040.00422.18
8.1.150.0080.00018.89
8.1.140.0090.00017.54
8.1.130.0070.00017.84
8.1.120.0000.00717.53
8.1.110.0080.00017.62
8.1.100.0000.00717.54
8.1.90.0050.00217.65
8.1.80.0030.00317.60
8.1.70.0050.00317.52
8.1.60.0030.00617.71
8.1.50.0000.00817.64
8.1.40.0060.00317.55
8.1.30.0000.00817.80
8.1.20.0000.00717.72
8.1.10.0040.00417.61
8.1.00.0000.00817.57
8.0.300.0000.00818.77
8.0.290.0030.00517.00
8.0.280.0030.00318.48
8.0.270.0000.00717.30
8.0.260.0060.00017.36
8.0.250.0000.00917.15
8.0.240.0000.00717.02
8.0.230.0040.00417.07
8.0.220.0000.00717.09
8.0.210.0000.00717.12
8.0.200.0070.00017.08
8.0.190.0070.00017.10
8.0.180.0030.00517.09
8.0.170.0000.00817.01
8.0.160.0000.00817.07
8.0.150.0050.00316.96
8.0.140.0040.00717.01
8.0.130.0060.00313.47
8.0.120.0000.00817.11
8.0.110.0000.00717.04
8.0.100.0040.00416.93
8.0.90.0030.00317.14
8.0.80.0070.00717.00
8.0.70.0070.00017.10
8.0.60.0080.00017.09
8.0.50.0030.00516.95
8.0.30.0090.01017.10
8.0.20.0230.01717.40
8.0.10.0070.00017.16
8.0.00.0120.00717.13
7.4.330.0000.00515.22
7.4.320.0000.00616.54
7.4.300.0000.00616.62
7.4.290.0000.00716.72
7.4.280.0000.00816.67
7.4.270.0050.00216.55
7.4.260.0030.00716.56
7.4.250.0040.00416.50
7.4.240.0050.00216.66
7.4.230.0040.00416.37
7.4.220.0130.00416.80
7.4.210.0070.00716.66
7.4.200.0000.00716.75
7.4.160.0080.00816.43
7.4.150.0090.00917.40
7.4.140.0040.01317.86
7.4.130.0090.01016.70
7.4.120.0160.00316.58
7.4.110.0030.01716.52
7.4.100.0120.00916.54
7.4.90.0130.00316.69
7.4.80.0190.00019.39
7.4.70.0050.01316.56
7.4.60.0090.00916.53
7.4.50.0000.00416.62
7.4.40.0000.01716.37
7.4.30.0080.00816.68
7.4.00.0040.01414.93
7.3.330.0000.00613.25
7.3.320.0000.00513.06
7.3.310.0030.00316.27
7.3.300.0070.00016.29
7.3.290.0070.00716.32
7.3.280.0120.00616.36
7.3.270.0100.01317.40
7.3.260.0080.00816.28
7.3.250.0090.00916.34
7.3.240.0110.00616.33
7.3.230.0200.00016.45
7.3.210.0110.00616.48
7.3.200.0070.01319.39
7.3.190.0120.00616.60
7.3.180.0190.00316.24
7.3.170.0070.00816.54
7.3.160.0170.00416.45
7.3.120.0090.00614.57
7.2.330.0040.01516.52
7.2.320.0030.01416.78
7.2.310.0070.01416.52
7.2.300.0080.00816.55
7.2.290.0070.01016.44
7.2.60.0000.01316.89
7.2.00.0030.00919.56
7.1.200.0130.01315.34
7.1.100.0140.00618.01
7.1.70.0000.01517.09
7.1.60.0030.00719.25
7.1.50.0040.01816.66
7.1.00.0070.07722.28
7.0.200.0050.00316.75
7.0.140.0030.07722.05
7.0.60.0000.04719.94
7.0.50.0000.08317.82
7.0.40.0030.09320.04
7.0.30.0270.06720.02
7.0.20.0300.06320.08
7.0.10.0070.09020.16
7.0.00.0070.04020.01
5.6.280.0030.07321.12
5.6.210.0030.04020.56
5.6.200.0100.07018.16
5.6.190.0000.04720.27
5.6.180.0200.03720.41
5.6.170.0300.07720.50
5.6.160.0070.05720.71
5.6.150.0030.04318.16
5.6.140.0070.08318.21
5.6.130.0070.07318.21
5.6.120.0170.07721.14
5.6.110.0030.09020.96
5.6.100.0070.04020.97
5.6.90.0100.08320.88
5.6.80.0030.04720.43
5.5.350.0200.08020.38
5.5.340.0070.05017.98
5.5.330.0100.05020.07
5.5.320.0300.06020.29
5.5.310.0230.04020.17
5.5.300.0000.05718.02
5.5.290.0070.08017.88
5.5.280.0200.07320.96
5.5.270.0070.05020.95
5.5.260.0170.07020.74
5.5.250.0170.03720.61
5.5.240.0100.08020.34
5.4.450.0200.05019.32
5.4.440.0730.04319.51
5.4.430.0770.06019.58
5.4.420.0930.04719.52
5.4.410.0030.06018.95
5.4.400.0370.04718.65
5.4.390.0430.06018.57
5.4.380.0170.05018.47
5.4.370.0130.04718.49
5.4.360.0070.05318.77
5.4.350.0210.08111.97
5.4.340.0070.04511.97
5.4.320.0120.03112.45
5.4.310.0030.04212.46
5.4.300.0080.03512.45
5.4.290.0070.03812.45
5.4.280.0070.03512.35
5.4.270.0080.03512.35
5.4.260.0080.03512.35
5.4.250.0090.03412.35
5.4.240.0060.03512.35
5.4.230.0090.03412.34
5.4.220.0050.03812.34
5.4.210.0060.03512.34
5.4.200.0050.03912.34
5.4.190.0060.03612.34
5.4.180.0070.03512.34
5.4.170.0080.03512.35
5.4.160.0060.04912.34
5.4.150.0050.03712.34
5.4.140.0050.03712.03
5.4.130.0090.03212.01
5.4.120.0060.03511.97
5.4.110.0060.03611.98
5.4.100.0070.03511.97
5.4.90.0070.03911.97
5.4.80.0070.03611.97
5.4.70.0040.03811.97
5.4.60.0050.03711.97
5.4.50.0030.03811.96
5.4.40.0030.03811.96
5.4.30.0060.03611.95
5.4.20.0040.03711.95
5.4.10.0070.03411.95
5.4.00.0050.03711.45
5.3.290.0080.03912.80
5.3.280.0060.03812.71
5.3.270.0060.04012.72
5.3.260.0090.03612.72
5.3.250.0050.04012.72
5.3.240.0100.03412.72
5.3.230.0080.04012.71
5.3.220.0060.04212.68
5.3.210.0070.03812.68
5.3.200.0060.03712.68
5.3.190.0060.03812.68
5.3.180.0040.04012.68
5.3.170.0070.03712.67
5.3.160.0070.03512.67
5.3.150.0080.03612.67
5.3.140.0050.03812.66
5.3.130.0070.03812.66
5.3.120.0040.04312.66
5.3.110.0060.03912.65
5.3.100.0070.03812.12
5.3.90.0070.03612.09
5.3.80.0060.03812.08
5.3.70.0060.03912.07
5.3.60.0080.03512.06
5.3.50.0070.03512.00
5.3.40.0060.03712.00
5.3.30.0030.03811.97
5.3.20.0060.03611.74
5.3.10.0070.03411.70
5.3.00.0040.03811.69
5.2.170.0020.0339.18
5.2.160.0060.0289.18
5.2.150.0040.0319.18
5.2.140.0040.0319.17
5.2.130.0040.0299.14
5.2.120.0040.0309.14
5.2.110.0020.0329.14
5.2.100.0030.0329.14
5.2.90.0030.0309.14
5.2.80.0050.0299.14
5.2.70.0040.0309.14
5.2.60.0040.0319.09
5.2.50.0040.0309.06
5.2.40.0040.0299.04
5.2.30.0060.0289.02
5.2.20.0030.0309.01
5.2.10.0020.0318.95
5.2.00.0020.0318.80
5.1.60.0030.0258.09
5.1.50.0020.0278.08
5.1.40.0030.0268.06
5.1.30.0010.0298.41
5.1.20.0040.0268.43
5.1.10.0040.0268.16
5.1.00.0050.0278.16
5.0.50.0040.0206.64
5.0.40.0040.0246.50
5.0.30.0010.0346.30
5.0.20.0040.0226.28
5.0.10.0020.0216.25
5.0.00.0040.0306.25
4.4.90.0040.0144.78
4.4.80.0030.0154.75
4.4.70.0020.0164.75
4.4.60.0020.0164.76
4.4.50.0040.0144.77
4.4.40.0050.0234.70
4.4.30.0050.0134.76
4.4.20.0040.0144.84
4.4.10.0030.0154.85
4.4.00.0050.0234.76
4.3.110.0030.0164.67
4.3.100.0040.0144.66
4.3.90.0030.0144.63
4.3.80.0010.0264.58
4.3.70.0040.0134.63
4.3.60.0030.0144.63
4.3.50.0040.0174.63
4.3.40.0000.0314.54
4.3.30.0020.0173.29
4.3.20.0020.0153.26
4.3.10.0000.0173.22
4.3.00.0030.0237.06

preferences:
48.3 ms | 401 KiB | 5 Q