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\";");

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)
8.3.60.0120.00316.50
8.3.50.0170.00922.88
8.3.40.0120.00318.61
8.3.30.0110.00319.25
8.3.20.0050.00220.36
8.3.10.0000.00921.60
8.3.00.0060.00317.63
8.2.180.0160.00616.50
8.2.170.0070.00722.96
8.2.160.0030.01320.35
8.2.150.0090.00024.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0030.00621.15
8.2.110.0000.00822.25
8.2.100.0120.00019.45
8.2.90.0080.00019.22
8.2.80.0080.00317.97
8.2.70.0000.01017.59
8.2.60.0000.00818.05
8.2.50.0060.00318.07
8.2.40.0040.00418.22
8.2.30.0070.00018.00
8.2.20.0040.00417.80
8.2.10.0040.00418.29
8.2.00.0040.00417.66
8.1.280.0150.00625.92
8.1.270.0050.00322.31
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.96
8.1.230.0040.00719.10
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0050.00317.22
8.1.180.0030.00618.10
8.1.170.0040.00418.65
8.1.160.0040.00422.07
8.1.150.0000.00719.06
8.1.140.0000.00717.50
8.1.130.0030.00317.87
8.1.120.0040.00317.51
8.1.110.0070.00017.54
8.1.100.0030.00517.59
8.1.90.0040.00417.61
8.1.80.0040.00417.47
8.1.70.0040.00417.51
8.1.60.0030.00617.71
8.1.50.0040.00417.61
8.1.40.0060.00317.69
8.1.30.0000.00817.71
8.1.20.0040.00417.62
8.1.10.0000.00817.59
8.1.00.0000.00717.65
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.55
8.0.270.0040.00417.38
8.0.260.0040.00417.27
8.0.250.0030.00317.09
8.0.240.0060.00016.99
8.0.230.0000.00716.99
8.0.220.0030.00316.92
8.0.210.0040.00416.98
8.0.200.0030.00317.02
8.0.190.0000.00817.13
8.0.180.0000.00816.98
8.0.170.0040.00417.05
8.0.160.0000.00817.10
8.0.150.0030.00616.90
8.0.140.0000.00916.93
8.0.130.0000.00613.39
8.0.120.0040.00417.03
8.0.110.0040.00417.04
8.0.100.0080.00017.05
8.0.90.0040.00416.93
8.0.80.0120.00316.94
8.0.70.0040.00416.79
8.0.60.0020.00516.92
8.0.50.0000.00716.87
8.0.30.0110.01117.05
8.0.20.0080.01217.40
8.0.10.0000.00716.98
8.0.00.0080.01016.84
7.4.330.0060.00015.28
7.4.320.0060.00016.66
7.4.300.0060.00016.61
7.4.290.0040.00416.53
7.4.280.0000.00916.75
7.4.270.0000.00716.54
7.4.260.0020.00516.70
7.4.250.0040.00416.68
7.4.240.0040.00416.62
7.4.230.0030.00316.52
7.4.220.0100.00716.73
7.4.210.0110.00416.62
7.4.200.0040.00416.46
7.4.160.0060.00916.64
7.4.150.0060.01217.40
7.4.140.0110.01017.86
7.4.130.0210.02116.64
7.4.120.0090.00816.68
7.4.110.0090.00916.59
7.4.100.0110.00616.59
7.4.90.0040.01416.62
7.4.80.0150.00319.39
7.4.70.0120.00616.61
7.4.60.0100.01016.45
7.4.50.0000.00816.52
7.4.40.0130.00316.63
7.4.30.0070.01016.71
7.4.00.0070.01014.84
7.3.330.0030.00313.01
7.3.320.0050.00013.10
7.3.310.0050.00216.13
7.3.300.0000.00616.28
7.3.290.0140.00016.18
7.3.280.0070.01016.28
7.3.270.0120.00617.40
7.3.260.0140.00316.37
7.3.240.0070.01416.55
7.3.230.0100.00616.39
7.3.210.0070.01016.53
7.3.200.0110.00719.39
7.3.190.0070.01016.54
7.3.180.0000.02016.34
7.3.170.0060.01016.48
7.3.160.0030.01216.54
7.3.10.0060.01116.64
7.3.00.0070.00716.57
7.2.330.0160.00416.63
7.2.320.0150.00716.47
7.2.310.0060.01216.35
7.2.300.0060.01216.47
7.2.290.0100.00716.57
7.2.130.0070.00716.97
7.2.120.0130.00316.82
7.2.110.0040.01117.07
7.2.100.0060.00516.81
7.2.90.0090.00316.67
7.2.80.0070.00716.76
7.2.70.0060.00916.77
7.2.60.0060.01016.79
7.2.50.0040.00717.02
7.2.40.0070.00717.00
7.2.30.0090.00616.78
7.2.20.0060.01216.95
7.2.10.0000.01516.70
7.2.00.0050.00818.24
7.1.250.0070.01015.50
7.1.200.0110.00315.93
7.1.100.0060.00618.35
7.1.70.0060.00617.20
7.1.60.0130.00719.40
7.1.50.0120.00917.04
7.1.00.0030.07722.27
7.0.200.0050.00216.82
7.0.140.0000.07322.09
7.0.60.0170.05719.98
7.0.50.0100.06717.84
7.0.40.0070.08720.07
7.0.30.0230.03720.00
7.0.20.0370.05720.19
7.0.10.0070.08720.02
7.0.00.0170.07320.00
5.6.280.0070.07021.03
5.6.210.0130.08020.64
5.6.200.0100.03318.22
5.6.190.0070.07320.67
5.6.180.0330.07020.43
5.6.170.0270.08020.38
5.6.160.0000.04720.37
5.6.150.0070.04018.13
5.6.140.0070.08018.15
5.6.130.0070.08018.12
5.6.120.0070.07320.98
5.6.110.0030.08321.04
5.6.100.0030.07320.96
5.6.90.0030.04721.09
5.6.80.0100.05320.39
5.5.350.4370.04720.34
5.5.340.0000.08717.98
5.5.330.0100.07020.19
5.5.320.0070.05020.19
5.5.310.0330.08020.29
5.5.300.0100.04017.88
5.5.290.0070.04717.94
5.5.280.0030.07020.87
5.5.270.0030.04320.86
5.5.260.0000.09720.79
5.5.250.0100.07720.57
5.5.240.0070.06720.25
5.4.450.0730.06019.56
5.4.440.0600.06719.45
5.4.430.0700.05319.44
5.4.420.0730.05019.52
5.4.410.0630.05319.39
5.4.400.0530.06319.22
5.4.390.0470.06019.04
5.4.380.0130.05018.73
5.4.370.0000.04318.71
5.4.360.0030.04018.74
5.4.350.0080.03311.97
5.4.340.0210.06611.97
5.4.320.0070.03512.45
5.4.310.0090.03512.45
5.4.300.0050.03812.45
5.4.290.0050.03812.45
5.4.280.0080.03312.35
5.4.270.0090.03512.34
5.4.260.0040.04012.34
5.4.250.0050.04312.35
5.4.240.0040.03612.35
5.4.230.0060.03812.34
5.4.220.0030.04112.34
5.4.210.0040.03712.34
5.4.200.0050.04012.34
5.4.190.0040.03712.34
5.4.180.0110.03412.33
5.4.170.0080.03912.34
5.4.160.0080.04612.34
5.4.150.0140.05812.34
5.4.140.0050.04112.02
5.4.130.0030.03812.01
5.4.120.0050.03811.97
5.4.110.0070.03611.96
5.4.100.0050.03811.96
5.4.90.0070.03711.96
5.4.80.0080.04111.96
5.4.70.0090.04311.96
5.4.60.0060.03411.96
5.4.50.0060.03811.96
5.4.40.0040.03611.95
5.4.30.0090.04411.95
5.4.20.0040.04011.95
5.4.10.0100.03511.95
5.4.00.0060.04911.44
5.3.290.0080.03712.80
5.3.280.0090.04012.71
5.3.270.0110.05012.72
5.3.260.0100.05312.72
5.3.250.0130.04912.71
5.3.240.0120.04812.71
5.3.230.0140.04812.71
5.3.220.0080.07012.68
5.3.210.0050.04812.68
5.3.200.0090.05012.68
5.3.190.0100.04612.68
5.3.180.0120.04812.67
5.3.170.0180.06612.67
5.3.160.0080.05412.68
5.3.150.0060.05812.67
5.3.140.0040.03912.66
5.3.130.0040.04212.66
5.3.120.0050.04112.66
5.3.110.0050.04412.65
5.3.100.0090.03512.12
5.3.90.0050.04212.09
5.3.80.0080.04212.08
5.3.70.0060.04612.07
5.3.60.0100.03612.06
5.3.50.0100.03612.01
5.3.40.0070.04912.00
5.3.30.0050.05111.96
5.3.20.0070.03411.73
5.3.10.0080.04811.70
5.3.00.0030.04011.69
5.2.170.0050.0309.18
5.2.160.0050.0299.19
5.2.150.0060.0299.18
5.2.140.0060.0299.18
5.2.130.0090.0349.14
5.2.120.0060.0309.14
5.2.110.0040.0319.14
5.2.100.0060.0279.14
5.2.90.0060.0289.14
5.2.80.0050.0329.14
5.2.70.0060.0339.14
5.2.60.0060.0329.09
5.2.50.0070.0319.06
5.2.40.0070.0299.04
5.2.30.0050.0309.02
5.2.20.0030.0309.00
5.2.10.0060.0278.94
5.2.00.0090.0278.80
5.1.60.0040.0308.08
5.1.50.0060.0318.08
5.1.40.0050.0328.06
5.1.30.0050.0278.41
5.1.20.0080.0248.43
5.1.10.0030.0288.16
5.1.00.0040.0268.16
5.0.50.0020.0226.64
5.0.40.0020.0216.50
5.0.30.0010.0346.30
5.0.20.0030.0206.28
5.0.10.0040.0206.25
5.0.00.0020.0326.25
4.4.90.0000.0184.78
4.4.80.0040.0144.75
4.4.70.0040.0144.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0050.0234.71
4.4.30.0030.0154.75
4.4.20.0050.0244.84
4.4.10.0050.0214.85
4.4.00.0040.0294.76
4.3.110.0040.0184.67
4.3.100.0020.0194.66
4.3.90.0020.0214.64
4.3.80.0050.0224.59
4.3.70.0030.0144.63
4.3.60.0040.0154.63
4.3.50.0040.0264.63
4.3.40.0060.0284.54
4.3.30.0030.0193.28
4.3.20.0030.0193.26
4.3.10.0040.0153.22
4.3.00.0200.0207.82

preferences:
44.35 ms | 401 KiB | 5 Q