3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); $data = "\xe2\x99\xa4"; $data = mb_ereg_replace("\u2665","heart",$data); var_dump($data); echo $data;

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)
8.3.60.0070.01118.31
8.3.50.0170.00621.03
8.3.40.0080.00818.89
8.3.30.0060.00818.55
8.3.20.0040.00420.43
8.3.10.0040.00421.90
8.3.00.0040.00420.34
8.2.180.0170.00318.54
8.2.170.0070.01422.96
8.2.160.0080.00820.29
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0060.00317.50
8.2.110.0030.00720.50
8.2.100.0080.00317.72
8.2.90.0080.00018.28
8.2.80.0050.00317.97
8.2.70.0000.00917.63
8.2.60.0110.00018.04
8.2.50.0080.00018.07
8.2.40.0030.00519.34
8.2.30.0000.00720.61
8.2.20.0040.00417.54
8.2.10.0040.00418.23
8.2.00.0000.00718.17
8.1.280.0110.00425.92
8.1.270.0060.01223.84
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00522.20
8.1.230.0040.00820.89
8.1.220.0090.00017.76
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0040.00418.77
8.1.160.0040.00422.09
8.1.150.0000.00718.81
8.1.140.0000.00817.37
8.1.130.0000.00717.80
8.1.120.0040.00417.56
8.1.110.0000.00817.52
8.1.100.0050.00217.52
8.1.90.0000.00717.58
8.1.80.0000.00917.53
8.1.70.0000.00717.51
8.1.60.0090.00017.52
8.1.50.0000.00717.46
8.1.40.0030.00517.56
8.1.30.0050.00317.75
8.1.20.0040.00417.74
8.1.10.0040.00417.60
8.1.00.0040.00417.55
8.0.300.0000.00820.16
8.0.290.0040.00416.88
8.0.280.0030.00318.40
8.0.270.0030.00317.24
8.0.260.0070.00017.40
8.0.250.0000.00817.06
8.0.240.0030.00317.05
8.0.230.0030.00316.92
8.0.220.0030.00316.84
8.0.210.0000.00716.89
8.0.200.0000.00716.86
8.0.190.0000.00917.02
8.0.180.0030.00516.86
8.0.170.0050.00316.91
8.0.160.0070.00016.92
8.0.150.0040.00416.88
8.0.140.0040.00416.86
8.0.130.0060.00013.40
8.0.120.0040.00416.80
8.0.110.0070.00016.91
8.0.100.0080.00016.99
8.0.90.0000.00716.97
8.0.80.0030.01416.98
8.0.70.0030.00616.84
8.0.60.0030.00516.87
8.0.50.0000.00716.95
8.0.30.0070.01017.15
8.0.20.0110.01117.40
8.0.10.0000.00716.85
8.0.00.0090.00816.77
7.4.330.0000.00515.08
7.4.320.0030.00316.57
7.4.300.0030.00316.66
7.4.290.0030.00316.56
7.4.280.0060.00316.64
7.4.270.0070.00016.68
7.4.260.0030.00316.54
7.4.250.0040.00416.54
7.4.240.0000.00716.58
7.4.230.0030.00316.40
7.4.220.0120.01516.52
7.4.210.0070.00716.63
7.4.200.0030.00316.75
7.4.160.0100.00716.50
7.4.150.0130.00617.40
7.4.140.0140.00917.86
7.4.130.0080.01316.44
7.4.120.0080.00916.61
7.4.110.0110.00616.53
7.4.100.0130.01016.46
7.4.90.0070.01016.61
7.4.80.0120.01219.39
7.4.70.0130.00316.64
7.4.60.0100.00716.54
7.4.50.0040.00416.38
7.4.40.0080.01516.47
7.4.30.0090.00916.37
7.4.00.0100.00615.04
7.3.330.0050.00013.24
7.3.320.0060.00013.07
7.3.310.0080.00016.15
7.3.300.0000.00716.31
7.3.290.0100.00816.30
7.3.280.0050.01316.32
7.3.270.0130.00317.40
7.3.260.0080.00816.29
7.3.250.0120.00416.34
7.3.240.0140.01016.37
7.3.230.0090.00916.39
7.3.210.0130.00316.40
7.3.200.0120.00616.53
7.3.190.0120.00416.36
7.3.180.0120.00616.54
7.3.170.0140.00316.58
7.3.160.0140.00916.47
7.2.330.0070.01016.63
7.2.320.0120.00616.41
7.2.310.0100.01316.38
7.2.300.0100.01016.39
7.2.290.0120.01216.71
7.2.110.0100.00316.42
7.2.100.0070.00716.46
7.2.90.0030.00916.22
7.2.80.0060.00916.38
7.2.70.0120.00317.00
7.2.60.0120.01016.75
7.2.50.0060.01117.06
7.2.40.0000.01416.94
7.2.30.0030.01316.88
7.2.20.0040.01116.98
7.2.10.0070.01016.90
7.2.00.0030.01217.95
7.1.230.0060.00615.96
7.1.220.0060.00915.72
7.1.210.0070.00715.61
7.1.200.0090.00515.83
7.1.190.0040.00415.72
7.1.180.0100.00315.97
7.1.170.0100.00315.98
7.1.160.0090.00615.62
7.1.150.0060.00615.75
7.1.140.0070.00715.89
7.1.130.0060.00615.95
7.1.120.0120.00315.58
7.1.110.0110.00315.40
7.1.100.0100.00616.95
7.1.90.0260.01615.68
7.1.80.0230.00415.56
7.1.70.0150.01216.49
7.1.60.0260.00617.59
7.1.50.0200.01416.49
7.1.40.0290.00615.62
7.1.30.0200.01015.99
7.1.20.0130.01615.91
7.1.10.0100.01615.66
7.1.00.0090.04319.04
7.0.310.0060.00615.12
7.0.300.0060.00915.39
7.0.290.0040.01015.50
7.0.280.0090.00615.45
7.0.270.0100.00315.37
7.0.260.0110.00315.45
7.0.250.0130.00015.45
7.0.240.0290.00415.43
7.0.230.0290.01115.13
7.0.220.0400.01315.52
7.0.210.0340.00915.21
7.0.200.0200.00616.05
7.0.190.0320.00915.12
7.0.180.0200.01415.57
7.0.170.0120.00915.39
7.0.160.0210.00315.43
7.0.150.0170.00915.48
7.0.140.0190.00615.21
7.0.130.0170.00715.45
7.0.120.0130.01015.42
7.0.110.0180.00815.31
7.0.100.0120.01215.49
7.0.90.0070.01015.57
7.0.80.0130.01015.41
7.0.70.0120.01215.31
7.0.60.0140.02617.60
7.0.50.0150.03916.69
7.0.40.0110.04416.80
7.0.30.0260.03016.66
7.0.20.0150.02616.82
7.0.10.0120.04416.64
7.0.00.0110.02216.66
5.6.380.0030.01014.41
5.6.370.0170.00914.38
5.6.360.0120.01213.87
5.6.350.0140.00714.20
5.6.340.0150.01114.38
5.6.330.0190.00614.42
5.6.320.0120.00714.33
5.6.310.0230.01114.28
5.6.300.0160.00714.30
5.6.290.0210.00514.29
5.6.280.0050.03317.56
5.6.270.0200.00314.28
5.6.260.0170.01014.24
5.6.250.0200.00514.47
5.6.240.0200.00414.36
5.6.230.0090.01314.04
5.6.220.0120.01214.21
5.6.210.0120.02017.46
5.6.200.0070.02616.28
5.6.190.0070.05117.28
5.6.180.0190.02917.52
5.6.170.0220.03517.36
5.6.160.0150.04017.25
5.6.150.0100.02516.32
5.6.140.0140.04116.25
5.6.130.0100.02416.13
5.6.120.0070.05217.80
5.6.110.0130.04217.52
5.6.100.0160.04117.66
5.6.90.0130.03517.55
5.6.80.0080.04417.20
5.6.70.0180.00413.99
5.6.60.0140.00714.22
5.6.50.0210.00414.31
5.6.40.0190.00514.02
5.6.30.0170.00714.19
5.6.20.0100.01013.94
5.6.10.0050.02014.36
5.6.00.0130.01014.03
5.5.380.0150.00210.77
5.5.370.0120.00611.13
5.5.360.0140.00511.02
5.5.350.0060.04115.55
5.5.340.0110.04214.44
5.5.330.0100.02015.65
5.5.320.1840.02415.66
5.5.310.0170.04215.55
5.5.300.0040.02514.57
5.5.290.0110.03114.41
5.5.280.0100.03215.96
5.5.270.0040.04115.79
5.5.260.0070.02315.79
5.5.250.0020.04315.83
5.5.240.0050.02715.59
5.5.230.0100.00510.82
5.5.220.0070.00610.93
5.5.210.0050.01210.92
5.5.200.0060.00710.76
5.5.190.0050.00511.05
5.5.180.0110.00710.91
5.5.170.0080.01214.04
5.5.160.0120.00410.98
5.5.150.0080.00810.78
5.5.140.0150.00010.72
5.5.130.0130.00310.66
5.5.120.0120.00610.96
5.5.110.0090.00811.09
5.5.100.0100.00710.84
5.5.90.0080.00810.95
5.5.80.0150.00210.51
5.5.70.0150.00310.93
5.5.60.0050.01110.71
5.5.50.0070.00711.01
5.5.40.0090.00310.89
5.5.30.0120.00010.49
5.5.20.0080.00510.72
5.5.10.0120.00410.96
5.5.00.0140.00010.88
5.4.450.0460.03115.14
5.4.440.0480.03015.14
5.4.430.0480.02715.08
5.4.420.0460.02915.23
5.4.410.0460.02815.14
5.4.400.0440.03115.08
5.4.390.0480.02514.81
5.4.380.0400.03214.81
5.4.370.0390.02514.97
5.4.360.0430.02314.87
5.4.350.0390.02514.89
5.4.340.0470.02714.78
5.4.330.0140.00010.85
5.4.320.0450.03014.90
5.4.310.0380.03514.87
5.4.300.0450.03014.91
5.4.290.0390.02714.96
5.4.280.0440.03115.15
5.4.270.0450.02814.83
5.4.260.0440.02815.12
5.4.250.0390.02814.84
5.4.240.0340.03114.83
5.4.230.0320.03314.71
5.4.220.0340.03114.79
5.4.210.0520.02314.86
5.4.200.0400.04115.05
5.4.190.0350.03014.89
5.4.180.0480.02314.94
5.4.170.0480.02715.08
5.4.160.0450.02614.94
5.4.150.0400.03414.76
5.4.140.0480.02513.89
5.4.130.0460.02513.62
5.4.120.0450.02913.64
5.4.110.0440.02913.45
5.4.100.0460.02813.54
5.4.90.0470.02213.61
5.4.80.0470.02313.53
5.4.70.0130.01913.64
5.4.60.0150.02213.65
5.4.50.0050.02813.52
5.4.40.0190.01613.63
5.4.30.0210.01813.60
5.4.20.0210.02813.54
5.4.10.0090.00310.95
5.4.00.0050.00511.04

preferences:
37.43 ms | 401 KiB | 5 Q