3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heart = "love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); echo $code; echo eval($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)
8.3.40.0090.00618.80
8.3.30.0030.01019.16
8.3.20.0090.00020.64
8.3.10.0080.00021.86
8.3.00.0030.00517.90
8.2.170.0140.00022.96
8.2.160.0130.00320.52
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0080.00021.18
8.2.110.0080.00022.18
8.2.100.0120.00019.56
8.2.90.0080.00019.21
8.2.80.0000.00817.97
8.2.70.0050.00317.75
8.2.60.0000.00818.04
8.2.50.0060.00318.07
8.2.40.0000.00818.16
8.2.30.0000.00818.17
8.2.20.0090.00017.82
8.2.10.0000.00818.09
8.2.00.0040.00417.68
8.1.270.0040.00424.04
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0060.00323.97
8.1.230.0050.00519.07
8.1.220.0000.00817.89
8.1.210.0040.00418.77
8.1.200.0030.00917.47
8.1.190.0030.00517.00
8.1.180.0030.00518.10
8.1.170.0000.00818.79
8.1.160.0000.00722.09
8.1.150.0040.00418.92
8.1.140.0060.00317.45
8.1.130.0030.00317.89
8.1.120.0070.00017.61
8.1.110.0040.00417.48
8.1.100.0040.00417.58
8.1.90.0050.00217.52
8.1.80.0030.00417.54
8.1.70.0050.00217.54
8.1.60.0000.00917.73
8.1.50.0050.00317.55
8.1.40.0040.00417.63
8.1.30.0000.00917.74
8.1.20.0060.00317.84
8.1.10.0030.00617.63
8.1.00.0040.00417.65
8.0.300.0000.00718.77
8.0.290.0080.00017.00
8.0.280.0020.00518.48
8.0.270.0000.00717.37
8.0.260.0000.00717.38
8.0.250.0030.00617.14
8.0.240.0070.00017.14
8.0.230.0000.00717.09
8.0.220.0030.00317.04
8.0.210.0000.00717.07
8.0.200.0000.00617.14
8.0.190.0040.00417.18
8.0.180.0040.00417.12
8.0.170.0030.00617.14
8.0.160.0000.00717.10
8.0.150.0000.00716.99
8.0.140.0060.00317.05
8.0.130.0030.00313.60
8.0.120.0000.00917.02
8.0.110.0070.00017.06
8.0.100.0000.00717.07
8.0.90.0000.00817.10
8.0.80.0060.01017.10
8.0.70.0050.00216.95
8.0.60.0040.00416.96
8.0.50.0050.00217.13
8.0.30.0090.01017.19
8.0.20.0080.01117.40
8.0.10.0000.00817.03
8.0.00.0050.01217.01
7.4.330.0030.00315.26
7.4.320.0030.00316.61
7.4.300.0000.00616.70
7.4.290.0070.00016.73
7.4.280.0000.00716.51
7.4.270.0070.00016.72
7.4.260.0040.00416.63
7.4.250.0000.00716.61
7.4.240.0010.00716.75
7.4.230.0030.00316.60
7.4.220.0260.00316.69
7.4.210.0050.00816.73
7.4.200.0070.00016.53
7.4.160.0060.01016.43
7.4.150.0040.01417.40
7.4.140.0130.00617.86
7.4.130.0100.01716.57
7.4.120.0110.00716.49
7.4.110.0080.01416.36
7.4.100.0030.01416.73
7.4.90.0070.01016.57
7.4.80.0060.01619.39
7.4.70.0060.01016.64
7.4.60.0060.01216.78
7.4.50.0030.00616.47
7.4.40.0090.01016.58
7.4.30.0070.01016.78
7.4.00.0060.01114.99
7.3.330.0000.00513.20
7.3.320.0000.00613.18
7.3.310.0000.00716.24
7.3.300.0000.00716.44
7.3.290.0040.01216.31
7.3.280.0100.00816.41
7.3.270.0140.00717.40
7.3.260.0090.00916.61
7.3.240.0160.00616.66
7.3.230.0110.00916.53
7.3.210.0180.00016.40
7.3.200.0090.01219.39
7.3.190.0060.00916.45
7.3.180.0060.01016.36
7.3.170.0120.00916.63
7.3.160.0110.00516.57
7.3.120.0060.00714.83
7.3.110.0040.01114.95
7.3.100.0000.01715.11
7.3.90.0070.00714.91
7.3.80.0090.00614.89
7.3.70.0040.00814.98
7.3.60.0070.01014.91
7.3.50.0120.00314.82
7.3.40.0040.01514.89
7.3.30.0070.00714.99
7.3.20.0100.00716.71
7.3.10.0070.01116.96
7.3.00.0080.00616.76
7.2.330.0170.00616.69
7.2.320.0150.00616.80
7.2.310.0100.00716.52
7.2.300.0060.00916.49
7.2.290.0060.00916.74
7.2.250.0100.01015.09
7.2.240.0030.01814.79
7.2.230.0040.01214.93
7.2.220.0040.01115.24
7.2.210.0070.01114.99
7.2.200.0090.00315.11
7.2.190.0060.00815.13
7.2.180.0090.01215.16
7.2.170.0070.01315.15
7.2.60.0030.01017.07
7.1.330.0100.00715.77
7.1.320.0120.00316.04
7.1.310.0080.00415.85
7.1.300.0060.00915.79
7.1.290.0030.00616.00
7.1.280.0130.00615.94
7.1.270.0090.00015.58
7.1.260.0070.00715.66
7.1.200.0040.00415.79
7.1.70.0050.00217.23
7.1.60.0060.01219.25
7.1.50.0030.01717.03
7.1.00.0000.08022.43
7.0.200.0000.00716.82
7.0.140.0030.07322.13
7.0.60.0100.07020.00
7.0.50.0130.07017.88
7.0.40.0030.05320.11
7.0.30.0270.04320.11
7.0.20.0300.05320.16
7.0.10.0030.07020.07
7.0.00.0030.04720.16
5.6.280.0000.07720.90
5.6.210.0070.06720.50
5.6.200.0070.06318.13
5.6.190.0030.05720.46
5.6.180.0070.05020.67
5.6.170.0270.08320.45
5.6.160.0170.05720.50
5.6.150.0070.08018.28
5.6.140.0100.03718.27
5.6.130.0030.05718.19
5.6.120.0000.04321.04
5.6.110.0030.08021.09
5.6.100.0070.04720.97
5.6.90.0100.03720.99
5.6.80.0170.06320.37
5.5.350.0200.08020.32
5.5.340.0230.05317.96
5.5.330.0000.05020.47
5.5.320.0170.04320.24
5.5.310.0230.03720.23
5.5.300.0030.06317.90
5.5.290.0030.06717.98
5.5.280.0100.03320.77
5.5.270.0070.07020.83
5.5.260.0070.08720.86
5.5.250.0170.07320.65
5.5.240.0130.04020.25
5.4.450.0270.04719.34
5.4.440.0870.05719.42
5.4.430.0500.06319.43
5.4.420.0070.05719.14
5.4.410.0070.05318.80
5.4.400.0400.06018.60
5.4.390.0470.06018.79
5.4.380.0170.06318.46
5.4.370.0070.05318.68
5.4.360.0170.04718.73
5.4.350.0090.03611.97
5.4.340.0040.03711.97
5.4.320.0050.04112.45
5.4.310.0090.03512.45
5.4.300.0090.04012.45
5.4.290.0040.04512.45
5.4.280.0060.03412.34
5.4.270.0040.03812.34
5.4.260.0030.04412.35
5.4.250.0060.04412.35
5.4.240.0060.03612.35
5.4.230.0100.03412.34
5.4.220.0060.03612.34
5.4.210.0070.03512.34
5.4.200.0070.03712.34
5.4.190.0080.03312.34
5.4.180.0070.03412.33
5.4.170.0060.03612.35
5.4.160.0070.03712.34
5.4.150.0060.03612.34
5.4.140.0040.04112.02
5.4.130.0050.03612.01
5.4.120.0050.03511.97
5.4.110.0090.03111.96
5.4.100.0060.03411.96
5.4.90.0050.03811.96
5.4.80.0100.03411.96
5.4.70.0090.03411.96
5.4.60.0040.04011.96
5.4.50.0080.03711.96
5.4.40.0070.03811.95
5.4.30.0080.03911.95
5.4.20.0070.03911.95
5.4.10.0050.03711.95
5.4.00.0060.04011.43
5.3.290.0050.04012.80
5.3.280.0060.03812.71
5.3.270.0070.03712.72
5.3.260.0050.04012.72
5.3.250.0070.03712.72
5.3.240.0040.03912.72
5.3.230.0040.03912.71
5.3.220.0050.03712.68
5.3.210.0050.03912.68
5.3.200.0050.04212.68
5.3.190.0050.03812.68
5.3.180.0080.03412.68
5.3.170.0050.03912.67
5.3.160.0100.03612.67
5.3.150.0080.04412.68
5.3.140.0080.03412.66
5.3.130.0020.04312.66
5.3.120.0100.04012.66
5.3.110.0060.04212.66
5.3.100.0060.04512.12
5.3.90.0070.04512.08
5.3.80.0040.03812.08
5.3.70.0100.04012.07
5.3.60.0030.03912.06
5.3.50.0060.03812.00
5.3.40.0070.03612.00
5.3.30.0060.03611.95
5.3.20.0080.03311.74
5.3.10.0070.03411.70
5.3.00.0020.03911.68
5.2.170.0040.0319.18
5.2.160.0060.0329.18
5.2.150.0060.0379.18
5.2.140.0080.0299.18
5.2.130.0070.0339.14
5.2.120.0050.0289.14
5.2.110.0080.0289.15
5.2.100.0050.0359.14
5.2.90.0060.0289.15
5.2.80.0050.0329.14
5.2.70.0080.0269.14
5.2.60.0040.0319.09
5.2.50.0090.0309.06
5.2.40.0070.0379.03
5.2.30.0050.0309.01
5.2.20.0050.0299.00
5.2.10.0070.0258.94
5.2.00.0060.0358.80
5.1.60.0040.0288.08
5.1.50.0040.0258.08
5.1.40.0050.0268.07
5.1.30.0040.0268.41
5.1.20.0040.0278.43
5.1.10.0050.0258.16
5.1.00.0040.0268.16
5.0.50.0030.0216.63
5.0.40.0040.0196.50
5.0.30.0020.0376.31
5.0.20.0020.0216.28
5.0.10.0030.0206.25
5.0.00.0020.0326.25
4.4.90.0040.0184.78
4.4.80.0020.0154.75
4.4.70.0060.0164.75
4.4.60.0020.0174.76
4.4.50.0040.0144.77
4.4.40.0050.0294.71
4.4.30.0040.0204.76
4.4.20.0050.0134.84
4.4.10.0030.0154.85
4.4.00.0010.0274.76
4.3.110.0060.0234.67
4.3.100.0040.0134.67
4.3.90.0030.0144.63
4.3.80.0050.0224.58
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0050.0224.54
4.3.30.0000.0193.28
4.3.20.0010.0163.26
4.3.10.0030.0143.21
4.3.00.0030.0207.02

preferences:
62.27 ms | 400 KiB | 5 Q