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)
8.3.60.0040.01116.38
8.3.50.0090.00622.82
8.3.40.0100.01018.58
8.3.30.0070.00719.16
8.3.20.0070.00020.32
8.3.10.0030.00521.90
8.3.00.0080.00019.38
8.2.180.0040.01816.60
8.2.170.0110.00422.96
8.2.160.0130.00320.41
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0110.00426.16
8.2.120.0040.00421.17
8.2.110.0070.00319.30
8.2.100.0060.00618.03
8.2.90.0030.00619.22
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0000.00817.93
8.2.50.0050.00518.10
8.2.40.0000.00818.16
8.2.30.0060.00318.02
8.2.20.0040.00417.73
8.2.10.0000.00718.23
8.2.00.0040.00417.84
8.1.280.0070.00725.92
8.1.270.0070.00022.23
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0000.00922.26
8.1.230.0030.01017.70
8.1.220.0030.00617.78
8.1.210.0040.00418.77
8.1.200.0080.00017.48
8.1.190.0030.00517.23
8.1.180.0030.00618.10
8.1.170.0000.00818.59
8.1.160.0070.00022.05
8.1.150.0070.00019.00
8.1.140.0040.00417.59
8.1.130.0000.00717.89
8.1.120.0070.00017.60
8.1.110.0000.00717.62
8.1.100.0050.00317.53
8.1.90.0040.00417.54
8.1.80.0000.00717.61
8.1.70.0040.00417.57
8.1.60.0000.00817.70
8.1.50.0030.00517.59
8.1.40.0000.00717.56
8.1.30.0000.00917.79
8.1.20.0060.00317.68
8.1.10.0000.00817.65
8.1.00.0080.00017.60
8.0.300.0050.00319.88
8.0.290.0030.00516.75
8.0.280.0030.00518.50
8.0.270.0070.00017.22
8.0.260.0030.00317.29
8.0.250.0030.00316.95
8.0.240.0030.00317.05
8.0.230.0030.00316.99
8.0.220.0000.00716.93
8.0.210.0040.00416.98
8.0.200.0040.00417.04
8.0.190.0080.00016.99
8.0.180.0000.00716.99
8.0.170.0000.00716.98
8.0.160.0050.00217.07
8.0.150.0040.00416.87
8.0.140.0030.00616.96
8.0.130.0030.00313.46
8.0.120.0000.00817.09
8.0.110.0000.00716.97
8.0.100.0040.00416.86
8.0.90.0050.00217.12
8.0.80.0000.01616.89
8.0.70.0070.00316.83
8.0.60.0000.00716.89
8.0.50.0040.00416.98
8.0.30.0150.00917.10
8.0.20.0060.01317.40
8.0.10.0040.00416.96
8.0.00.0050.01316.82
7.4.330.0020.00215.09
7.4.320.0030.00316.62
7.4.300.0030.00316.61
7.4.290.0000.00716.72
7.4.280.0040.00416.65
7.4.270.0030.00516.53
7.4.260.0070.00016.58
7.4.250.0000.00716.73
7.4.240.0030.00316.59
7.4.230.0000.00716.79
7.4.220.0060.01216.70
7.4.210.0060.01016.82
7.4.200.0000.00816.78
7.4.160.0090.01316.68
7.4.150.0100.00917.40
7.4.140.0090.00917.86
7.4.130.0110.00616.42
7.4.120.0100.00816.62
7.4.110.0090.00916.48
7.4.100.0110.00716.57
7.4.90.0130.00316.52
7.4.80.0040.02019.39
7.4.70.0190.00316.51
7.4.60.0030.01316.62
7.4.50.0080.00016.61
7.4.40.0130.00416.48
7.4.30.0120.00616.49
7.4.00.0080.00815.06
7.3.330.0040.00313.08
7.3.320.0050.00013.23
7.3.310.0040.00416.38
7.3.300.0000.00716.36
7.3.290.0070.01116.40
7.3.280.0070.01016.34
7.3.270.0140.00317.40
7.3.260.0090.01316.33
7.3.250.0080.00916.38
7.3.240.0030.01416.50
7.3.230.0120.00916.39
7.3.210.0040.01416.21
7.3.200.0100.01319.39
7.3.190.0100.00616.45
7.3.180.0060.01216.51
7.3.170.0130.00316.50
7.3.160.0150.00616.46
7.3.120.0060.01014.62
7.3.110.0040.01114.85
7.3.100.0110.00314.57
7.3.90.0040.01214.86
7.3.80.0070.00314.59
7.3.70.0030.01314.85
7.3.60.0000.01414.79
7.3.50.0040.00414.53
7.3.40.0060.00314.93
7.3.30.0030.00614.82
7.3.20.0030.01016.74
7.3.10.0060.00616.53
7.3.00.0030.01016.54
7.2.330.0040.01616.69
7.2.320.0120.00916.69
7.2.310.0110.00716.55
7.2.300.0130.00316.63
7.2.290.0130.00716.43
7.2.250.0100.00314.98
7.2.240.0090.00915.11
7.2.230.0060.00614.89
7.2.220.0090.00614.77
7.2.210.0070.00714.99
7.2.200.0060.01014.98
7.2.190.0060.01014.79
7.2.180.0110.00415.01
7.2.170.0100.00314.92
7.2.00.0160.00319.18
7.1.330.0100.00315.56
7.1.320.0070.00715.82
7.1.310.0060.00315.56
7.1.300.0030.00615.61
7.1.290.0060.00815.85
7.1.280.0100.00315.80
7.1.270.0090.00315.52
7.1.260.0060.00915.75
7.1.100.0080.00318.37
7.1.70.0000.01517.02
7.1.60.0140.01119.40
7.1.50.0070.01417.01
7.1.00.0030.07722.54
7.0.200.0000.00716.83
7.0.140.0030.06722.07
7.0.60.0070.07019.91
7.0.50.0070.08017.79
7.0.40.0100.05020.00
7.0.30.0330.04020.21
7.0.20.0230.07720.17
7.0.10.0100.06720.30
7.0.00.0070.04020.20
5.6.280.0000.07720.98
5.6.210.0070.06720.61
5.6.200.0070.06018.18
5.6.190.0100.08020.41
5.6.180.0270.07720.33
5.6.170.0230.05020.38
5.6.160.0130.07020.71
5.6.150.0100.05318.11
5.6.140.0030.08318.18
5.6.130.0070.05018.21
5.6.120.0070.08321.13
5.6.110.0170.08021.11
5.6.100.0070.07720.94
5.6.90.0030.09021.01
5.6.80.0200.07020.37
5.6.70.2530.03320.38
5.5.350.0300.07720.33
5.5.340.0070.07717.93
5.5.330.0000.06020.15
5.5.320.0170.06020.18
5.5.310.0300.07320.31
5.5.300.0070.07317.92
5.5.290.0030.04317.96
5.5.280.0100.07020.86
5.5.270.0070.08020.83
5.5.260.0070.04020.75
5.5.250.0130.07720.54
5.5.240.0270.07020.27
5.4.450.1030.06719.11
5.4.440.0900.06019.27
5.4.430.0830.05719.48
5.4.420.0030.06719.25
5.4.410.0030.06019.21
5.4.400.0430.05318.77
5.4.390.0530.06318.59
5.4.380.0330.06318.46
5.4.370.0470.05018.50
5.4.360.0530.06718.54
5.4.350.0090.05711.97
5.4.340.0100.03811.97
5.4.320.0060.03612.45
5.4.310.0070.03612.45
5.4.300.0050.03712.45
5.4.290.0070.03812.45
5.4.280.0010.03912.34
5.4.270.0080.03312.35
5.4.260.0040.04212.35
5.4.250.0080.03612.34
5.4.240.0050.03612.34
5.4.230.0040.04512.34
5.4.220.0040.03712.34
5.4.210.0100.03112.34
5.4.200.0040.03812.34
5.4.190.0070.03412.33
5.4.180.0050.03612.33
5.4.170.0060.04512.35
5.4.160.0060.04212.34
5.4.150.0040.03712.34
5.4.140.0060.03612.02
5.4.130.0040.03712.01
5.4.120.0040.03611.96
5.4.110.0060.03511.96
5.4.100.0050.04211.96
5.4.90.0060.03711.96
5.4.80.0030.03911.96
5.4.70.0090.04711.96
5.4.60.0080.03611.96
5.4.50.0030.03611.96
5.4.40.0030.03611.95
5.4.30.0030.03711.95
5.4.20.0010.04011.95
5.4.10.0070.03411.95
5.4.00.0080.03511.44
5.3.290.0060.04512.80
5.3.280.0060.03712.71
5.3.270.0060.03712.73
5.3.260.0040.04012.72
5.3.250.0020.03912.72
5.3.240.0090.03812.72
5.3.230.0080.03512.71
5.3.220.0030.03912.68
5.3.210.0070.03712.68
5.3.200.0040.04612.68
5.3.190.0030.03912.67
5.3.180.0040.03812.67
5.3.170.0080.03512.67
5.3.160.0040.03812.68
5.3.150.0040.03912.67
5.3.140.0070.03712.66
5.3.130.0070.03712.66
5.3.120.0090.04212.66
5.3.110.0050.04012.66
5.3.100.0020.04012.12
5.3.90.0110.03012.09
5.3.80.0090.03312.07
5.3.70.0050.03712.07
5.3.60.0040.03812.07
5.3.50.0040.03712.00
5.3.40.0030.04112.00
5.3.30.0060.04111.96
5.3.20.0070.03411.73
5.3.10.0080.03311.71
5.3.00.0050.03611.70
5.2.170.0040.0309.18
5.2.160.0030.0299.18
5.2.150.0040.0309.19
5.2.140.0020.0329.18
5.2.130.0040.0289.14
5.2.120.0050.0279.14
5.2.110.0080.0259.14
5.2.100.0060.0279.14
5.2.90.0050.0289.14
5.2.80.0060.0299.14
5.2.70.0020.0329.14
5.2.60.0030.0319.09
5.2.50.0020.0329.06
5.2.40.0070.0269.04
5.2.30.0060.0309.01
5.2.20.0060.0279.01
5.2.10.0060.0388.94
5.2.00.0050.0288.80
5.1.60.0030.0248.08
5.1.50.0050.0238.08
5.1.40.0050.0248.06
5.1.30.0030.0278.41
5.1.20.0050.0258.43
5.1.10.0060.0248.16
5.1.00.0030.0268.16
5.0.50.0040.0206.63
5.0.40.0040.0186.50
5.0.30.0020.0326.30
5.0.20.0050.0186.27
5.0.10.0030.0206.26
5.0.00.0060.0286.25
4.4.90.0020.0164.77
4.4.80.0020.0154.76
4.4.70.0030.0154.75
4.4.60.0020.0174.75
4.4.50.0040.0134.77
4.4.40.0020.0264.71
4.4.30.0030.0204.76
4.4.20.0020.0154.84
4.4.10.0030.0144.85
4.4.00.0050.0224.76
4.3.110.0030.0154.67
4.3.100.0020.0154.67
4.3.90.0030.0144.63
4.3.80.0010.0264.58
4.3.70.0010.0194.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0020.0163.28
4.3.20.0040.0143.25
4.3.10.0010.0173.22
4.3.00.0100.02310.98

preferences:
47.39 ms | 401 KiB | 5 Q