3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heart = "love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); echo eval("\$code = \"$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)
8.3.60.0080.00816.63
8.3.50.0050.01322.81
8.3.40.0070.01418.84
8.3.30.0070.01119.02
8.3.20.0040.00420.29
8.3.10.0040.00422.08
8.3.00.0050.00317.63
8.2.180.0110.00725.92
8.2.170.0140.00718.91
8.2.160.0030.01620.32
8.2.150.0110.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0050.00321.05
8.2.110.0000.01019.43
8.2.100.0110.00018.03
8.2.90.0000.00817.84
8.2.80.0030.00517.97
8.2.70.0000.00917.63
8.2.60.0060.00318.01
8.2.50.0000.00818.07
8.2.40.0060.00318.34
8.2.30.0040.00417.99
8.2.20.0040.00417.74
8.2.10.0040.00418.18
8.2.00.0070.00017.79
8.1.280.0100.00725.92
8.1.270.0040.00423.79
8.1.260.0070.00026.35
8.1.250.0020.00528.09
8.1.240.0060.00622.20
8.1.230.0040.00722.67
8.1.220.0030.00517.79
8.1.210.0060.00318.89
8.1.200.0000.01217.48
8.1.190.0030.00517.35
8.1.180.0060.00318.10
8.1.170.0050.00318.66
8.1.160.0070.00022.18
8.1.150.0000.00718.98
8.1.140.0000.00817.59
8.1.130.0030.00317.84
8.1.120.0030.00317.55
8.1.110.0000.00817.61
8.1.100.0040.00417.61
8.1.90.0000.00717.46
8.1.80.0000.00817.58
8.1.70.0000.00717.52
8.1.60.0040.00417.73
8.1.50.0000.00917.71
8.1.40.0040.00417.66
8.1.30.0000.00817.73
8.1.20.0030.00617.66
8.1.10.0000.00717.60
8.1.00.0000.00817.59
8.0.300.0070.00020.10
8.0.290.0070.00016.75
8.0.280.0050.00318.55
8.0.270.0000.00717.29
8.0.260.0030.00317.28
8.0.250.0000.00717.04
8.0.240.0070.00017.11
8.0.230.0040.00416.97
8.0.220.0040.00417.05
8.0.210.0000.00717.03
8.0.200.0020.00517.05
8.0.190.0040.00417.13
8.0.180.0040.00416.95
8.0.170.0020.00516.98
8.0.160.0000.00716.95
8.0.150.0050.00216.93
8.0.140.0100.00016.87
8.0.130.0000.00513.52
8.0.120.0040.00416.97
8.0.110.0080.00016.94
8.0.100.0000.00716.90
8.0.90.0000.00816.91
8.0.80.0100.00617.12
8.0.70.0040.00416.85
8.0.60.0070.00016.99
8.0.50.0040.00417.12
8.0.30.0030.01617.12
8.0.20.0080.01717.40
8.0.10.0000.00717.18
8.0.00.0090.00817.02
7.4.330.0020.00215.32
7.4.320.0040.00416.70
7.4.300.0030.00316.64
7.4.290.0030.00316.71
7.4.280.0030.00616.63
7.4.270.0030.00316.62
7.4.260.0070.00016.58
7.4.250.0050.00216.61
7.4.240.0040.00416.64
7.4.230.0000.00716.46
7.4.220.0060.01216.66
7.4.210.0070.00716.66
7.4.200.0030.00316.74
7.4.160.0060.00916.79
7.4.150.0060.01217.40
7.4.140.0120.00617.86
7.4.130.0120.00616.64
7.4.120.0120.00616.65
7.4.110.0030.01416.58
7.4.100.0030.01716.59
7.4.90.0060.01216.52
7.4.80.0100.01319.39
7.4.70.0100.00916.65
7.4.60.0030.01316.58
7.4.50.0040.00416.67
7.4.40.0060.01016.59
7.4.30.0130.00316.52
7.4.00.0030.01314.70
7.3.330.0060.00013.16
7.3.320.0000.00613.16
7.3.310.0040.00416.31
7.3.300.0060.00016.32
7.3.290.0030.01016.38
7.3.280.0110.00916.32
7.3.270.0070.01017.40
7.3.260.0060.00916.42
7.3.240.0170.00716.53
7.3.230.0090.00916.39
7.3.210.0040.01216.32
7.3.200.0120.00619.39
7.3.190.0090.00616.38
7.3.180.0090.00616.32
7.3.170.0080.00816.29
7.3.160.0030.01316.32
7.3.10.0100.00516.34
7.3.00.0120.00616.23
7.2.330.0100.01016.59
7.2.320.0070.01016.43
7.2.310.0030.01416.69
7.2.300.0060.01016.52
7.2.290.0140.00616.71
7.2.130.0030.01016.60
7.2.120.0050.01016.68
7.2.110.0090.00616.80
7.2.100.0090.00516.76
7.2.90.0070.00616.83
7.2.80.0140.00416.71
7.2.70.0080.00916.77
7.2.60.0060.00916.77
7.2.50.0110.00616.84
7.2.40.0120.01116.86
7.2.30.0120.00816.58
7.2.20.0060.00816.74
7.2.10.0070.00716.60
7.2.00.0030.01017.62
7.1.250.0120.00315.52
7.1.100.0000.01318.26
7.1.70.0040.00416.93
7.1.60.0040.02119.40
7.1.50.0040.01817.10
7.1.00.0030.07722.48
7.0.200.0040.00416.68
7.0.140.0230.05022.08
7.0.60.0000.04319.85
7.0.50.0070.08017.81
7.0.40.0100.06719.98
7.0.30.0500.03720.21
7.0.20.0230.04020.17
7.0.10.0030.08720.33
7.0.00.0070.03720.05
5.6.280.0100.07020.89
5.6.210.0130.07320.72
5.6.200.0030.08318.12
5.6.190.0030.08720.43
5.6.180.0400.07020.44
5.6.170.0200.08720.46
5.6.160.0100.08020.41
5.6.150.0070.05018.11
5.6.140.0100.05318.11
5.6.130.0030.06318.15
5.6.120.0030.04020.91
5.6.110.0070.06721.13
5.6.100.0130.06321.13
5.6.90.0200.07320.99
5.6.80.0100.07720.53
5.6.70.4070.04720.27
5.5.350.0070.03320.40
5.5.340.0070.04017.93
5.5.330.0070.05720.29
5.5.320.0170.05320.36
5.5.310.0100.04320.23
5.5.300.0070.08017.97
5.5.290.0030.04317.97
5.5.280.0130.07720.86
5.5.270.0130.08020.85
5.5.260.0030.07320.96
5.5.250.0130.06320.61
5.5.240.0030.03720.14
5.4.450.0870.05319.63
5.4.440.0600.05719.37
5.4.430.0570.04719.61
5.4.420.0770.06019.48
5.4.410.0600.05319.36
5.4.400.0770.05719.22
5.4.390.0800.05019.34
5.4.380.0170.07018.73
5.4.370.0130.04018.42
5.4.360.0130.04318.63
5.4.350.0060.04011.97
5.4.340.0110.06311.97
5.4.320.0050.04712.45
5.4.310.0060.03712.45
5.4.300.0040.03812.45
5.4.290.0040.04512.45
5.4.280.0090.03312.34
5.4.270.0050.04312.35
5.4.260.0060.04212.35
5.4.250.0050.05912.35
5.4.240.0060.05312.35
5.4.230.0020.04112.34
5.4.220.0070.03412.34
5.4.210.0060.03512.34
5.4.200.0070.03612.34
5.4.190.0070.03412.33
5.4.180.0060.03512.33
5.4.170.0050.03612.35
5.4.160.0080.03312.34
5.4.150.0060.03512.34
5.4.140.0070.03512.02
5.4.130.0060.03512.01
5.4.120.0060.03411.97
5.4.110.0070.03411.96
5.4.100.0060.03511.96
5.4.90.0060.03611.96
5.4.80.0070.03611.96
5.4.70.0040.05211.96
5.4.60.0040.03711.96
5.4.50.0030.04211.96
5.4.40.0060.03811.95
5.4.30.0050.03611.95
5.4.20.0070.03311.95
5.4.10.0040.03711.95
5.4.00.0030.03811.44
5.3.290.0060.04112.80
5.3.280.0050.03912.71
5.3.270.0020.04212.73
5.3.260.0070.03712.72
5.3.250.0070.03612.72
5.3.240.0070.03712.72
5.3.230.0060.03712.71
5.3.220.0090.03312.68
5.3.210.0040.04112.68
5.3.200.0070.03512.68
5.3.190.0110.04012.68
5.3.180.0060.04212.68
5.3.170.0080.03412.67
5.3.160.0030.04412.68
5.3.150.0070.03512.67
5.3.140.0100.03312.66
5.3.130.0070.03812.66
5.3.120.0050.03912.66
5.3.110.0060.03812.66
5.3.100.0060.03712.12
5.3.90.0050.03712.09
5.3.80.0030.03812.07
5.3.70.0010.04112.07
5.3.60.0080.03412.06
5.3.50.0060.03612.00
5.3.40.0060.03612.00
5.3.30.0060.03411.96
5.3.20.0070.03511.74
5.3.10.0070.03411.71
5.3.00.0070.03511.69
5.2.170.0050.0309.19
5.2.160.0030.0319.19
5.2.150.0030.0329.18
5.2.140.0040.0319.18
5.2.130.0050.0299.14
5.2.120.0060.0279.14
5.2.110.0020.0319.15
5.2.100.0040.0299.14
5.2.90.0020.0329.14
5.2.80.0050.0309.14
5.2.70.0030.0319.14
5.2.60.0070.0279.09
5.2.50.0040.0309.06
5.2.40.0060.0279.04
5.2.30.0050.0299.01
5.2.20.0060.0289.00
5.2.10.0050.0398.95
5.2.00.0060.0308.80
5.1.60.0040.0238.09
5.1.50.0040.0278.08
5.1.40.0050.0298.06
5.1.30.0060.0298.41
5.1.20.0050.0278.43
5.1.10.0070.0238.16
5.1.00.0060.0248.16
5.0.50.0030.0216.63
5.0.40.0030.0196.50
5.0.30.0060.0296.30
5.0.20.0030.0196.27
5.0.10.0040.0196.25
5.0.00.0040.0306.25
4.4.90.0010.0174.78
4.4.80.0000.0174.75
4.4.70.0030.0154.75
4.4.60.0010.0174.75
4.4.50.0030.0154.77
4.4.40.0010.0264.71
4.4.30.0050.0144.76
4.4.20.0020.0164.84
4.4.10.0030.0154.85
4.4.00.0010.0274.76
4.3.110.0030.0154.67
4.3.100.0020.0164.67
4.3.90.0030.0144.63
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0030.0134.63
4.3.50.0010.0174.63
4.3.40.0030.0284.54
4.3.30.0020.0153.28
4.3.20.0010.0163.25
4.3.10.0020.0183.22
4.3.00.0130.0237.01

preferences:
59.7 ms | 401 KiB | 5 Q