3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'asdfnsdfasdjkl <b>asdfsdfds</b> asdfkjsadfasd'; printf (preg_replace('/<b>(.*?)<\/b>/', '$1', $str));

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)
8.3.60.0090.00916.50
8.3.50.0070.01122.05
8.3.40.0120.00618.79
8.3.30.0110.00318.96
8.3.20.0000.00820.30
8.3.10.0030.00523.66
8.3.00.0040.00419.15
8.2.180.0110.01116.88
8.2.170.0040.01122.96
8.2.160.0190.00020.25
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0080.00020.71
8.2.110.0030.00722.02
8.2.100.0100.00319.70
8.2.90.0000.00719.05
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0000.00819.66
8.2.30.0070.00018.17
8.2.20.0040.00417.90
8.2.10.0030.00618.02
8.2.00.0050.00517.69
8.1.280.0040.01525.92
8.1.270.0040.00424.01
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00723.83
8.1.230.0110.00019.21
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0060.00317.35
8.1.180.0000.00818.10
8.1.170.0000.00918.78
8.1.160.0040.00421.85
8.1.150.0080.00018.79
8.1.140.0040.00417.49
8.1.130.0030.00317.92
8.1.120.0040.00417.55
8.1.110.0030.00517.49
8.1.100.0050.00317.56
8.1.90.0070.00017.45
8.1.80.0000.00717.50
8.1.70.0070.00017.48
8.1.60.0030.00517.69
8.1.50.0030.00617.57
8.1.40.0030.00517.58
8.1.30.0030.00517.74
8.1.20.0050.00317.71
8.1.10.0040.00417.57
8.1.00.0040.00417.44
8.0.300.0000.00718.77
8.0.290.0000.00717.18
8.0.280.0000.00718.39
8.0.270.0040.00416.91
8.0.260.0000.00617.13
8.0.250.0070.00017.02
8.0.240.0030.00317.06
8.0.230.0000.00716.93
8.0.220.0060.00017.02
8.0.210.0070.00016.88
8.0.200.0040.00416.95
8.0.190.0040.00416.94
8.0.180.0040.00417.00
8.0.170.0000.00716.94
8.0.160.0040.00417.10
8.0.150.0080.00016.83
8.0.140.0040.00416.89
8.0.130.0030.00313.45
8.0.120.0000.00816.93
8.0.110.0000.00716.97
8.0.100.0040.00417.01
8.0.90.0000.00716.95
8.0.80.0120.00316.91
8.0.70.0000.00816.92
8.0.60.0030.00416.97
8.0.50.0040.00416.97
8.0.30.0130.00917.26
8.0.20.0110.00817.40
8.0.10.0040.00417.12
8.0.00.0180.00516.81
7.4.330.0050.00015.00
7.4.320.0000.00616.75
7.4.300.0030.00316.63
7.4.290.0000.00716.66
7.4.280.0000.00816.73
7.4.270.0000.00816.71
7.4.260.0000.00716.70
7.4.250.0040.00416.61
7.4.240.0040.00316.64
7.4.230.0000.00716.72
7.4.220.0070.01016.75
7.4.210.0120.00516.66
7.4.200.0000.00716.63
7.4.190.0040.00416.70
7.4.160.0090.00916.50
7.4.150.0120.00917.40
7.4.140.0120.00817.86
7.4.130.0090.00816.73
7.4.120.0150.00216.58
7.4.110.0070.01016.59
7.4.100.0070.01316.62
7.4.90.0120.00416.61
7.4.80.0140.00319.39
7.4.70.0040.01216.64
7.4.60.0160.00416.65
7.4.50.0040.00416.60
7.4.40.0080.00816.73
7.4.30.0060.01016.65
7.4.00.0090.00614.91
7.3.330.0000.00513.12
7.3.320.0050.00013.00
7.3.310.0040.00416.38
7.3.300.0040.00416.24
7.3.290.0060.00916.29
7.3.280.0040.01416.27
7.3.270.0040.01217.40
7.3.260.0140.00516.33
7.3.250.0090.01416.45
7.3.240.0100.00716.57
7.3.230.0090.01216.39
7.3.210.0100.01016.66
7.3.200.0100.01319.39
7.3.190.0100.01316.61
7.3.180.0100.00716.50
7.3.170.0040.01216.69
7.3.160.0060.00916.50
7.3.120.0060.00914.66
7.3.10.0120.00316.62
7.3.00.0070.01016.75
7.2.330.0260.02716.74
7.2.320.0100.00716.52
7.2.310.0030.01416.56
7.2.300.0090.00616.62
7.2.290.0040.01216.66
7.2.130.0140.00716.72
7.2.120.0130.00716.82
7.2.110.0110.00816.80
7.2.100.0120.00616.84
7.2.90.0130.01317.00
7.2.80.0110.01116.76
7.2.70.0130.01116.77
7.2.60.0090.00616.73
7.2.50.0000.01816.94
7.2.40.0120.00317.01
7.2.30.0060.01016.80
7.2.20.0070.00716.62
7.2.10.0000.01216.84
7.2.00.0150.00016.64
7.1.250.0000.00715.85
7.1.240.0110.00415.44
7.1.230.0100.00715.89
7.1.220.0130.00715.75
7.1.210.0030.00615.72
7.1.200.0100.00715.88
7.1.190.0040.01115.80
7.1.180.0070.01015.92
7.1.170.0090.00015.85
7.1.160.0060.00315.75
7.1.150.0060.00615.96
7.1.140.0130.00315.89
7.1.130.0070.00715.54
7.1.120.0070.00715.96
7.1.110.0090.00615.90
7.1.100.0060.00615.52
7.1.90.0040.01115.78
7.1.80.0040.01115.84
7.1.70.0020.00616.54
7.1.60.0040.01717.63
7.1.50.0020.01416.51
7.1.40.0130.00315.57
7.1.30.0070.00715.93
7.1.20.0080.00315.98
7.1.10.0070.00415.90
7.1.00.0070.04019.25
7.0.330.0060.00615.58
7.0.320.0090.00615.52
7.0.310.0030.01215.48
7.0.300.0060.00915.52
7.0.290.0000.01515.40
7.0.280.0070.00715.36
7.0.270.0100.00615.51
7.0.260.0030.01015.39
7.0.250.0070.00715.47
7.0.240.0090.00315.54
7.0.230.0040.00715.51
7.0.220.0030.01215.46
7.0.210.0100.00615.44
7.0.200.0060.00516.15
7.0.190.0070.00415.72
7.0.180.0040.01215.70
7.0.170.0080.00815.51
7.0.160.0000.01215.57
7.0.150.0060.00615.26
7.0.140.0060.03818.75
7.0.130.0030.01315.51
7.0.120.0000.00715.80
7.0.110.0040.00815.19
7.0.100.0050.00315.63
7.0.90.0030.01015.64
7.0.80.0060.00915.53
7.0.70.0050.00315.45
7.0.60.0100.04317.70
7.0.50.0080.03716.79
7.0.40.0050.03516.92
7.0.30.0250.03316.84
7.0.20.0240.02716.66
7.0.10.0110.04216.85
7.0.00.0050.04016.90
5.6.380.0030.01014.43
5.6.370.0150.00314.45
5.6.360.0100.00614.38
5.6.350.0080.00613.90
5.6.340.0070.00714.52
5.6.330.0070.00714.20
5.6.320.0030.00713.94
5.6.310.0030.01014.59
5.6.300.0060.00614.37
5.6.290.0030.00714.18
5.6.280.0100.00314.05
5.6.270.0100.00714.13
5.6.260.0060.00614.17
5.6.250.0030.01014.15
5.6.240.0000.00814.19
5.6.230.0040.00414.34
5.6.220.0090.00314.39
5.6.210.0020.03917.47
5.6.200.0020.02816.31
5.6.190.0090.02217.44
5.6.180.0200.04217.18
5.6.170.0130.02617.39
5.6.160.0080.01817.45
5.6.150.0000.03016.22
5.6.140.0020.04116.23
5.6.130.0080.02216.07
5.6.120.0060.02317.64
5.6.110.0070.04417.45
5.6.100.0100.04217.64
5.6.90.0090.04517.62
5.6.80.0100.02317.10
5.6.70.0060.00913.91
5.6.60.0090.00614.16
5.6.50.0060.00914.11
5.6.40.0060.01114.38
5.6.30.0040.01214.30
5.6.20.0040.01314.27
5.6.10.0040.01614.10
5.6.00.0120.00614.21
5.5.380.0060.00610.90
5.5.370.0060.00610.86
5.5.360.0100.00010.84
5.5.350.0130.04215.72
5.5.340.0080.04114.62
5.5.330.0090.04115.48
5.5.320.0070.04615.62
5.5.310.0120.04715.77
5.5.300.0020.03314.42
5.5.290.0100.03114.46
5.5.280.0030.03915.71
5.5.270.0020.04315.90
5.5.260.0080.04115.89
5.5.250.0100.04215.79
5.5.240.0070.03815.44
5.5.230.0060.00611.07
5.5.220.0080.00410.71
5.5.210.0090.00510.82
5.5.200.0030.00710.74
5.5.190.0050.00910.95
5.5.180.0050.00910.48
5.5.170.0030.00910.72
5.5.160.0030.01010.49
5.5.150.0090.00410.68
5.5.140.0070.00710.48
5.5.130.0090.00310.79
5.5.120.0000.01110.52
5.5.110.0100.00010.70
5.5.100.0030.01010.75
5.5.90.0040.00710.90
5.5.80.0070.00710.89
5.5.70.0080.00710.95
5.5.60.0110.00410.81
5.5.50.0070.00810.70
5.5.40.0110.00010.88
5.5.30.0060.00610.75
5.5.20.0120.00010.74
5.5.10.0040.00811.00
5.5.00.0000.01311.02
5.4.450.0160.04015.20
5.4.440.0120.03215.21
5.4.430.0200.03115.10
5.4.420.0150.02415.27
5.4.410.0160.03615.13
5.4.400.0170.02215.08
5.4.390.0150.02914.81
5.4.380.0160.02114.95
5.4.370.0190.03514.58
5.4.360.0200.04014.84
5.4.350.0190.02414.85
5.4.340.0160.03214.84
5.4.330.0040.00410.69
5.4.320.0150.02814.82
5.4.310.0180.02714.84
5.4.300.0160.03614.76
5.4.290.0120.02414.81
5.4.280.0150.04214.91
5.4.270.0150.02314.99
5.4.260.0100.02614.66
5.4.250.0080.02414.96
5.4.240.0140.02615.02
5.4.230.0100.02414.89
5.4.220.0110.02115.09
5.4.210.0130.02415.01
5.4.200.0160.01714.83
5.4.190.0100.02214.90
5.4.180.0100.02714.92
5.4.170.0100.02314.83
5.4.160.0080.02515.05
5.4.150.0110.02614.85
5.4.140.0100.02813.61
5.4.130.0100.02713.49
5.4.120.0100.02313.41
5.4.110.0070.02313.50
5.4.100.0060.02613.59
5.4.90.0170.01513.50
5.4.80.0120.02213.53
5.4.70.0110.01613.53
5.4.60.0100.01813.65
5.4.50.0130.02013.59
5.4.40.0130.02013.48
5.4.30.0110.01713.54
5.4.20.0100.02113.48
5.4.10.0150.01813.67
5.4.00.0100.02213.21
5.3.290.0130.03712.43
5.3.280.0170.02012.30
5.3.270.0120.03612.45
5.3.260.0130.02112.44
5.3.250.0100.02412.52
5.3.240.0110.01712.40
5.3.230.0090.02212.53
5.3.220.0100.02312.44
5.3.210.0070.02612.43
5.3.200.0130.01712.38
5.3.190.0130.01912.54
5.3.180.0110.02412.50
5.3.170.0130.02012.58
5.3.160.0080.02312.47
5.3.150.0100.02112.51
5.3.140.0220.01512.60
5.3.130.0070.02612.50
5.3.120.0180.01312.46
5.3.110.0110.02012.42
5.3.100.0170.01512.18
5.3.90.0100.02012.07
5.3.80.0150.02012.12
5.3.70.0140.01612.26
5.3.60.0170.02012.05
5.3.50.0170.01912.05
5.3.40.0150.03511.94
5.3.30.0160.03412.08
5.3.20.0150.02412.00
5.3.10.0230.03511.96
5.3.00.0220.03511.91
5.2.170.0130.02710.69
5.2.160.0130.02210.70
5.2.150.0120.02910.70
5.2.140.0190.02510.59
5.2.130.0100.02810.68
5.2.120.0110.01710.71
5.2.110.0180.02510.68
5.2.100.0150.03010.76
5.2.90.0150.02010.64
5.2.80.0120.03310.47
5.2.70.0130.02010.61
5.2.60.0110.02810.57
5.2.50.0130.01510.61
5.2.40.0120.02210.65
5.2.30.0140.01710.58
5.2.20.0160.02810.51
5.2.10.0100.02010.47
5.2.00.0100.01810.54
5.1.60.0130.02710.47
5.1.50.0120.02710.47
5.1.40.0130.02710.47
5.1.30.0080.01910.47
5.1.20.0130.02710.47
5.1.10.0150.01710.47
5.1.00.0130.02010.47
5.0.50.0100.02210.47
5.0.40.0030.01410.47
5.0.30.0070.03510.47
5.0.20.0080.02210.47
5.0.10.0110.01710.47
5.0.00.0080.03010.47
4.4.90.0070.01610.47
4.4.80.0050.01810.47
4.4.70.0060.02010.47
4.4.60.0030.02010.47
4.4.50.0080.01810.47
4.4.40.0050.03010.47
4.4.30.0050.01310.47
4.4.20.0080.00810.47
4.4.10.0080.01110.47
4.4.00.0070.02210.47
4.3.110.0050.00910.47
4.3.100.0060.01710.47
4.3.90.0070.01310.47
4.3.80.0080.01510.47
4.3.70.0050.01010.47
4.3.60.0060.00910.47
4.3.50.0030.01210.47
4.3.40.0060.01310.47
4.3.30.0020.01510.47
4.3.20.0000.01510.47
4.3.10.0030.01410.47
4.3.00.0030.02010.47

preferences:
31.81 ms | 401 KiB | 5 Q