3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heart = "sincerely love"; $pat = "[♥]+"; $sub = "heart"; $code = mb_ereg_replace( $pat, $sub, "I \$♥ PHP" ); var_dump($code); 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)
8.3.60.0110.00418.43
8.3.50.0040.01122.17
8.3.40.0140.00418.88
8.3.30.0000.01419.04
8.3.20.0000.00720.29
8.3.10.0040.00421.88
8.3.00.0030.00617.93
8.2.180.0100.00718.54
8.2.170.0110.00322.96
8.2.160.0100.00720.38
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0130.00726.16
8.2.120.0040.00420.97
8.2.110.0060.00320.69
8.2.100.0090.00317.97
8.2.90.0000.00819.29
8.2.80.0080.00017.97
8.2.70.0000.00917.50
8.2.60.0060.00318.03
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0040.00418.01
8.2.20.0030.00617.59
8.2.10.0040.00418.06
8.2.00.0040.00417.79
8.1.280.0140.00025.92
8.1.270.0050.00323.95
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00322.57
8.1.230.0040.00820.97
8.1.220.0080.00018.77
8.1.210.0080.00018.99
8.1.200.0090.00317.35
8.1.190.0080.00017.25
8.1.180.0040.00418.10
8.1.170.0060.00318.76
8.1.160.0020.00522.06
8.1.150.0040.00418.88
8.1.140.0040.00417.50
8.1.130.0070.00017.89
8.1.120.0000.00717.58
8.1.110.0030.00517.53
8.1.100.0000.00717.55
8.1.90.0030.00317.48
8.1.80.0030.00317.57
8.1.70.0030.00317.51
8.1.60.0030.00617.58
8.1.50.0040.00417.67
8.1.40.0000.00817.57
8.1.30.0000.00817.74
8.1.20.0000.00817.71
8.1.10.0030.00617.75
8.1.00.0000.00717.52
8.0.300.0040.00420.20
8.0.290.0070.00016.75
8.0.280.0040.00418.57
8.0.270.0040.00417.38
8.0.260.0060.00017.40
8.0.250.0040.00416.98
8.0.240.0040.00417.00
8.0.230.0070.00017.06
8.0.220.0000.00716.93
8.0.210.0030.00316.91
8.0.200.0040.00417.04
8.0.190.0050.00317.04
8.0.180.0080.00017.00
8.0.170.0060.00317.05
8.0.160.0050.00317.01
8.0.150.0040.00416.86
8.0.140.0000.00716.90
8.0.130.0030.00313.46
8.0.120.0000.00817.00
8.0.110.0070.00017.00
8.0.100.0070.00016.91
8.0.90.0040.00316.92
8.0.80.0060.00917.01
8.0.70.0070.00017.14
8.0.60.0030.00617.06
8.0.50.0000.00716.93
8.0.30.0070.01317.09
8.0.20.0110.01617.40
8.0.10.0000.00717.01
8.0.00.0090.00916.90
7.4.330.0050.00015.21
7.4.320.0000.00616.64
7.4.300.0000.00616.63
7.4.290.0030.00316.63
7.4.280.0030.00616.69
7.4.270.0070.00016.70
7.4.260.0030.00816.60
7.4.250.0040.00416.64
7.4.240.0030.00316.69
7.4.230.0040.00416.71
7.4.220.0120.00716.55
7.4.210.0070.00716.80
7.4.200.0030.00316.73
7.4.160.0050.01116.54
7.4.150.0160.00817.40
7.4.140.0130.00517.86
7.4.130.0050.01216.65
7.4.120.0070.01516.72
7.4.110.0130.01016.71
7.4.100.0140.00716.44
7.4.90.0170.00016.51
7.4.80.0110.01119.39
7.4.70.0060.01116.51
7.4.60.0030.01316.59
7.4.50.0040.00416.29
7.4.40.0130.00316.47
7.4.30.0130.00316.48
7.4.00.0070.00714.84
7.3.330.0020.00213.13
7.3.320.0020.00213.24
7.3.310.0060.00016.16
7.3.300.0030.00316.23
7.3.290.0040.01116.36
7.3.280.0060.01016.37
7.3.270.0100.00717.40
7.3.260.0100.01016.49
7.3.250.0070.01416.35
7.3.240.0100.00616.33
7.3.230.0090.00916.39
7.3.210.0070.01316.40
7.3.200.0060.01619.39
7.3.190.0170.00316.40
7.3.180.0070.01416.18
7.3.170.0080.00816.27
7.3.160.0080.00816.54
7.3.120.0120.00414.72
7.3.10.0090.00616.23
7.3.00.0060.00616.54
7.2.330.0090.00916.52
7.2.320.0180.00616.43
7.2.310.0000.01516.43
7.2.300.0130.00316.68
7.2.290.0090.00616.78
7.2.130.0040.00816.53
7.2.120.0090.00616.65
7.2.110.0000.01416.80
7.2.100.0000.00817.04
7.2.90.0040.01116.91
7.2.80.0030.01316.70
7.2.70.0070.01016.32
7.2.60.0050.00516.66
7.2.50.0080.00316.93
7.2.40.0060.01016.86
7.2.30.0030.01016.90
7.2.20.0040.00816.94
7.2.10.0000.00817.10
7.2.00.0110.01018.15
7.1.250.0000.00815.88
7.1.200.0000.01115.87
7.1.100.0120.00318.05
7.1.70.0040.00416.78
7.1.60.0110.00719.25
7.1.50.0040.01617.04
7.1.00.0030.07322.40
7.0.200.0000.00716.43
7.0.140.0000.07722.07
7.0.60.0030.03321.75
7.0.50.0100.04717.90
7.0.40.0000.05320.24
7.0.30.0230.08320.30
7.0.20.0270.08020.02
7.0.10.0030.04320.09
7.0.00.0030.04320.13
5.6.280.0000.07721.10
5.6.210.0230.07020.64
5.6.200.0070.03718.08
5.6.190.0030.08720.56
5.6.180.0200.05320.48
5.6.170.0230.03720.33
5.6.160.0070.04720.49
5.6.150.0130.08018.20
5.6.140.0030.06718.23
5.6.130.0100.07718.20
5.6.120.0030.09020.89
5.6.110.0070.07320.97
5.6.100.0000.04320.88
5.6.90.0130.08020.96
5.6.80.0130.07720.40
5.5.350.0230.04720.43
5.5.340.0070.05717.98
5.5.330.0000.04320.43
5.5.320.0300.04320.17
5.5.310.0330.07720.25
5.5.300.0000.04318.02
5.5.290.0070.08317.96
5.5.280.0070.04020.76
5.5.270.0130.05720.86
5.5.260.0130.08020.77
5.5.250.0070.03720.65
5.5.240.0030.06720.28
5.4.450.0770.06319.41
5.4.440.0100.06719.31
5.4.430.0070.06019.24
5.4.420.0170.04719.38
5.4.410.0130.05018.91
5.4.400.0470.04718.85
5.4.390.0370.05018.57
5.4.380.0100.05718.47
5.4.370.0070.05718.55
5.4.360.0070.05318.55
5.4.350.0040.04511.97
5.4.340.0120.03911.97
5.4.320.0050.03912.45
5.4.310.0060.03712.45
5.4.300.0070.03512.45
5.4.290.0070.03612.45
5.4.280.0080.03212.35
5.4.270.0060.03612.35
5.4.260.0070.03612.35
5.4.250.0050.03812.34
5.4.240.0050.03912.35
5.4.230.0050.04012.34
5.4.220.0040.04612.34
5.4.210.0110.03612.34
5.4.200.0060.04212.34
5.4.190.0060.03512.33
5.4.180.0060.03512.33
5.4.170.0040.03612.35
5.4.160.0050.03612.34
5.4.150.0060.04212.34
5.4.140.0060.04112.02
5.4.130.0050.03512.01
5.4.120.0040.03611.97
5.4.110.0040.03611.96
5.4.100.0080.03911.96
5.4.90.0060.04111.96
5.4.80.0050.04011.96
5.4.70.0050.03511.96
5.4.60.0080.03811.96
5.4.50.0050.03511.96
5.4.40.0040.03811.95
5.4.30.0080.03211.95
5.4.20.0070.04511.95
5.4.10.0060.03311.95
5.4.00.0030.03811.44
5.3.290.0070.03812.80
5.3.280.0070.03712.71
5.3.270.0070.03712.73
5.3.260.0080.03612.72
5.3.250.0030.04012.71
5.3.240.0050.03712.72
5.3.230.0050.03812.71
5.3.220.0060.03712.68
5.3.210.0070.04012.68
5.3.200.0100.03912.68
5.3.190.0100.03312.68
5.3.180.0090.03212.67
5.3.170.0050.03912.67
5.3.160.0060.03612.67
5.3.150.0030.03912.67
5.3.140.0100.03112.66
5.3.130.0070.03712.66
5.3.120.0070.03712.66
5.3.110.0060.04212.66
5.3.100.0050.03712.11
5.3.90.0060.04012.08
5.3.80.0060.03812.07
5.3.70.0070.03712.07
5.3.60.0100.03412.06
5.3.50.0060.04612.00
5.3.40.0040.03712.00
5.3.30.0050.03411.96
5.3.20.0050.03511.73
5.3.10.0070.04011.70
5.3.00.0050.04211.69
5.2.170.0080.0319.19
5.2.160.0080.0279.18
5.2.150.0050.0359.18
5.2.140.0090.0279.18
5.2.130.0050.0289.14
5.2.120.0040.0289.14
5.2.110.0050.0289.14
5.2.100.0020.0309.14
5.2.90.0030.0359.14
5.2.80.0040.0339.14
5.2.70.0080.0339.14
5.2.60.0100.0329.09
5.2.50.0040.0299.06
5.2.40.0040.0289.04
5.2.30.0030.0319.02
5.2.20.0070.0259.00
5.2.10.0050.0368.95
5.2.00.0070.0318.80
5.1.60.0030.0258.09
5.1.50.0080.0208.08
5.1.40.0040.0258.06
5.1.30.0040.0278.41
5.1.20.0040.0278.43
5.1.10.0050.0258.16
5.1.00.0090.0218.16
5.0.50.0060.0186.64
5.0.40.0050.0176.50
5.0.30.0030.0316.31
5.0.20.0040.0186.28
5.0.10.0010.0236.25
5.0.00.0020.0316.25
4.4.90.0040.0144.78
4.4.80.0040.0144.75
4.4.70.0020.0164.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0010.0284.71
4.4.30.0030.0204.76
4.4.20.0030.0194.84
4.4.10.0030.0194.85
4.4.00.0040.0274.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0030.0134.63
4.3.80.0020.0244.58
4.3.70.0020.0154.63
4.3.60.0050.0234.63
4.3.50.0030.0144.62
4.3.40.0010.0254.54
4.3.30.0040.0213.28
4.3.20.0050.0163.25
4.3.10.0030.0193.22
4.3.00.0170.0277.12

preferences:
43.19 ms | 401 KiB | 5 Q