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)
8.3.60.0120.00316.63
8.3.50.0200.00722.90
8.3.40.0070.00718.82
8.3.30.0100.00319.35
8.3.20.0070.00020.45
8.3.10.0080.00022.01
8.3.00.0080.00017.88
8.2.180.0180.00416.75
8.2.170.0070.00722.96
8.2.160.0070.01420.45
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0110.00421.08
8.2.110.0000.00922.13
8.2.100.0090.00317.97
8.2.90.0040.00419.35
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0000.00818.47
8.2.30.0070.00018.07
8.2.20.0060.00317.78
8.2.10.0000.00718.06
8.2.00.0000.00717.73
8.1.280.0000.01525.92
8.1.270.0000.00823.96
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0080.00024.04
8.1.230.0040.00719.11
8.1.220.0000.00817.77
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0050.00317.35
8.1.180.0050.00318.10
8.1.170.0060.00318.58
8.1.160.0040.00422.06
8.1.150.0030.00318.96
8.1.140.0040.00417.48
8.1.130.0070.00017.95
8.1.120.0040.00417.49
8.1.110.0000.00717.49
8.1.100.0070.00017.64
8.1.90.0040.00417.61
8.1.80.0050.00217.60
8.1.70.0030.00317.56
8.1.60.0030.00617.70
8.1.50.0000.00917.64
8.1.40.0040.00417.64
8.1.30.0040.00417.79
8.1.20.0000.00817.71
8.1.10.0040.00417.73
8.1.00.0040.00417.56
8.0.300.0040.00418.77
8.0.290.0000.00817.00
8.0.280.0070.00018.52
8.0.270.0000.00717.34
8.0.260.0030.00317.32
8.0.250.0040.00317.09
8.0.240.0030.00517.11
8.0.230.0000.00716.96
8.0.220.0040.00417.13
8.0.210.0070.00017.02
8.0.200.0000.00617.14
8.0.190.0080.00017.17
8.0.180.0000.00817.14
8.0.170.0050.00317.04
8.0.160.0020.00517.10
8.0.150.0030.00517.02
8.0.140.0030.00717.02
8.0.130.0000.00613.65
8.0.120.0040.00417.02
8.0.110.0040.00416.95
8.0.100.0000.00817.18
8.0.90.0050.00216.95
8.0.80.0060.01017.14
8.0.70.0040.00417.04
8.0.60.0000.00716.89
8.0.50.0000.00717.15
8.0.30.0080.01217.30
8.0.20.0090.01217.42
8.0.10.0040.00417.04
8.0.00.0100.00816.85
7.4.330.0000.00515.37
7.4.320.0030.00316.65
7.4.300.0030.00316.53
7.4.290.0030.00316.68
7.4.280.0000.00716.71
7.4.270.0030.00316.80
7.4.260.0050.00216.75
7.4.250.0030.00516.71
7.4.240.0050.00216.62
7.4.230.0070.00016.83
7.4.220.0090.00916.77
7.4.210.0070.00716.80
7.4.200.0000.00716.60
7.4.160.0040.01116.44
7.4.150.0130.00317.40
7.4.140.0100.00717.86
7.4.130.0090.00816.56
7.4.120.0070.01216.70
7.4.110.0040.01416.60
7.4.100.0030.01316.50
7.4.90.0100.00716.75
7.4.80.0100.00819.39
7.4.70.0120.00616.59
7.4.60.0060.00916.89
7.4.50.0030.00316.52
7.4.40.0050.01316.78
7.4.30.0100.00616.53
7.4.00.0080.00814.95
7.3.330.0030.00313.42
7.3.320.0000.00613.37
7.3.310.0040.00416.48
7.3.300.0030.00316.45
7.3.290.0070.00716.48
7.3.280.0060.01116.49
7.3.270.0120.00617.40
7.3.260.0070.01016.54
7.3.250.0120.00816.53
7.3.240.0100.01016.41
7.3.230.0100.00716.55
7.3.210.0030.01316.44
7.3.200.0090.01219.39
7.3.190.0040.01216.34
7.3.180.0080.00816.55
7.3.170.0030.01316.54
7.3.160.0100.00716.57
7.3.120.0090.00914.83
7.3.110.0110.00714.91
7.3.100.0150.00314.86
7.3.90.0060.00614.84
7.3.80.0060.01214.75
7.3.70.0070.01014.80
7.3.60.0070.01014.82
7.3.50.0000.01414.65
7.3.40.0060.00614.28
7.3.30.0070.00714.71
7.3.20.0070.00716.68
7.3.10.0030.01016.49
7.3.00.0070.00416.82
7.2.330.0120.00916.46
7.2.320.0070.01316.70
7.2.310.0070.01116.61
7.2.300.0090.00716.43
7.2.290.0090.00616.70
7.2.250.0060.01215.19
7.2.240.0030.01814.73
7.2.230.0040.01214.87
7.2.220.0000.01614.71
7.2.210.0070.01315.13
7.2.200.0000.01014.66
7.2.190.0000.01514.69
7.2.180.0050.00514.94
7.2.170.0070.01014.71
7.2.60.0070.01116.72
7.1.330.0030.01015.61
7.1.320.0000.01215.82
7.1.310.0040.01415.83
7.1.300.0000.01015.82
7.1.290.0030.01415.53
7.1.280.0030.00715.75
7.1.270.0070.00715.56
7.1.260.0040.00715.88
7.1.200.0120.00015.87
7.1.100.0060.00918.02
7.1.70.0000.01017.02
7.1.60.0070.01619.40
7.1.50.0090.01317.23
7.1.00.0070.07322.36
7.0.200.0000.00916.93
7.0.140.0000.07722.08
7.0.60.0170.03720.03
7.0.50.0070.08017.95
7.0.40.0100.04020.18
7.0.30.0500.08020.16
7.0.20.0130.04720.20
7.0.10.0270.07320.07
7.0.00.0100.07320.23
5.6.280.0030.07321.14
5.6.210.0130.07320.61
5.6.200.0000.08318.15
5.6.190.0170.08320.61
5.6.180.0270.08320.46
5.6.170.0300.04320.47
5.6.160.0070.07320.44
5.6.150.0100.03718.27
5.6.140.0030.06318.25
5.6.130.0100.08718.18
5.6.120.0070.08321.03
5.6.110.0170.07321.10
5.6.100.0030.08720.98
5.6.90.0030.05021.09
5.6.80.0030.08320.52
5.6.70.0130.04020.39
5.5.350.0170.08720.45
5.5.340.0130.07717.99
5.5.330.0100.08320.40
5.5.320.0070.03720.19
5.5.310.0230.08720.23
5.5.300.0070.08718.07
5.5.290.0070.03717.97
5.5.280.0200.07020.78
5.5.270.0170.07320.75
5.5.260.0070.08720.72
5.5.250.0030.05720.68
5.5.240.0000.06720.26
5.4.450.0230.08019.54
5.4.440.0200.04019.38
5.4.430.0230.08019.31
5.4.420.0270.03319.63
5.4.410.0200.03719.36
5.4.400.0300.06318.96
5.4.390.0330.05019.06
5.4.380.0200.03719.08
5.4.370.0370.05018.97
5.4.360.0270.03318.89
5.4.350.0200.03719.12
5.4.340.0170.04019.20
5.4.320.0200.03718.97
5.4.310.0230.07319.23
5.4.300.0330.03018.96
5.4.290.0300.03719.08
5.4.280.0170.04019.21
5.4.270.0170.03718.84
5.4.260.0200.03719.23
5.4.250.0230.04719.19
5.4.240.0230.07318.94
5.4.230.0230.07019.11
5.4.220.0130.04318.83
5.4.210.0230.07319.05
5.4.200.0170.04718.89
5.4.190.0200.07318.83
5.4.180.0300.06719.21
5.4.170.0170.04319.11
5.4.160.0200.05019.19
5.4.150.0230.07319.20
5.4.140.0200.07716.38
5.4.130.0300.05716.46
5.4.120.0170.05716.49
5.4.110.0200.04316.28
5.4.100.0170.07716.19
5.4.90.0170.03716.45
5.4.80.0130.04316.34
5.4.70.0230.06716.54
5.4.60.0300.06716.36
5.4.50.0230.05016.53
5.4.40.0270.07316.33
5.4.30.0370.06016.51
5.4.20.0300.06316.43
5.4.10.0230.07016.48
5.4.00.0230.07315.93
5.3.290.0270.07314.61
5.3.280.0200.05014.61
5.3.270.0270.07014.49
5.3.260.0300.05314.46
5.3.250.0230.03314.46
5.3.240.0170.07314.59
5.3.230.0300.05014.59
5.3.220.0330.06314.48
5.3.210.0270.07314.52
5.3.200.0230.04714.41
5.3.190.0270.06014.48
5.3.180.0230.06014.58
5.3.170.0300.07314.51
5.3.160.0370.06014.42
5.3.150.0270.07314.41
5.3.140.0230.06014.39
5.3.130.0370.03014.50
5.3.120.0330.06314.54
5.3.110.0200.05314.41
5.3.100.0330.05313.89
5.3.90.0230.07014.13
5.3.80.0270.06713.97
5.3.70.0270.04713.93
5.3.60.0300.06314.06
5.3.50.0270.06313.93
5.3.40.0170.07013.96
5.3.30.0330.05313.75
5.3.20.0230.05313.54
5.3.10.0200.07713.49
5.3.00.0270.04313.59
5.2.170.0200.03712.70
5.2.160.0200.03712.70
5.2.150.0200.06312.70
5.2.140.0170.05012.70
5.2.130.0300.05312.70
5.2.120.0170.02712.70
5.2.110.0170.03712.70
5.2.100.0230.05312.70
5.2.90.0300.02712.70
5.2.80.0200.05012.70
5.2.70.0170.06312.70
5.2.60.0170.03712.70
5.2.50.0270.05712.70
5.2.40.0130.07012.70
5.2.30.0170.06312.70
5.2.20.0230.04712.70
5.2.10.0200.03012.70
5.2.00.0130.06012.70
5.1.60.0170.03712.70
5.1.50.0100.04012.70
5.1.40.0170.05012.70
5.1.30.0130.05312.70
5.1.20.0170.04012.70
5.1.10.0170.05712.70
5.1.00.0130.03312.70
5.0.50.0100.04312.70
5.0.40.0100.04312.70
5.0.30.0170.05712.70
5.0.20.0100.04312.70
5.0.10.0070.04012.70
5.0.00.0100.04712.70
4.4.90.0100.02012.70
4.4.80.0130.03012.70
4.4.70.0100.03012.70
4.4.60.0070.02712.70
4.4.50.0100.03012.70
4.4.40.0100.03312.70
4.4.30.0000.02312.70
4.4.20.0070.01312.70
4.4.10.0070.01312.70
4.4.00.0030.03012.70
4.3.110.0030.01712.70
4.3.100.0030.01712.70
4.3.90.0070.01312.70
4.3.80.0070.02312.70
4.3.70.0030.02012.70
4.3.60.0030.02012.70
4.3.50.0030.01712.70
4.3.40.0000.02712.70
4.3.30.0030.01712.70
4.3.20.0000.01712.70
4.3.10.0000.01712.70
4.3.00.0000.02012.70

preferences:
37.77 ms | 401 KiB | 5 Q