3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str1 ="Lorem ipsum, or lipsum as it is sometimes known, is dummy text used in laying out print, graphic or web designs."; $str2 = "laying out print, graphic"; $regex = preg_replace('/\s+/', '\s+', $str2); echo preg_replace("/$regex/iu", '<span style="color:red">$0</span>', $str1);

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)
8.5.10.0110.00716.53
8.5.00.0130.01120.12
8.4.150.0020.00014.05
8.4.140.0090.01318.01
8.4.130.0060.00418.12
8.4.120.0150.00520.61
8.4.110.0100.00818.83
8.4.100.0080.01217.91
8.4.90.0060.00322.45
8.4.80.0090.00818.79
8.4.70.0080.00520.72
8.4.60.0110.00918.92
8.4.50.0100.00619.01
8.4.40.0160.00319.77
8.4.30.0000.00818.80
8.4.20.0140.00718.95
8.4.10.0030.00619.47
8.3.280.0090.01120.30
8.3.270.0070.01316.43
8.3.260.0120.00716.55
8.3.250.0120.00718.89
8.3.240.0140.00416.75
8.3.230.0110.00816.98
8.3.220.0040.00418.78
8.3.210.0060.00918.49
8.3.200.0040.00516.69
8.3.190.0100.00617.34
8.3.180.0050.00416.98
8.3.170.0070.01118.84
8.3.160.0100.01020.08
8.3.150.0120.00617.11
8.3.140.0040.01416.97
8.3.130.0080.00018.55
8.3.120.0030.00618.97
8.3.110.0150.00020.94
8.3.100.0080.00024.06
8.3.90.0000.00826.77
8.3.80.0070.00317.97
8.3.70.0080.00817.00
8.3.60.0130.00618.43
8.3.50.0090.01118.28
8.3.40.0160.00318.71
8.3.30.0070.00718.83
8.3.20.0070.00021.68
8.3.10.0050.00319.10
8.3.00.0000.00721.73
8.2.290.0120.00716.81
8.2.280.0110.01118.66
8.2.270.0120.00617.38
8.2.260.0110.00818.30
8.2.250.0060.00316.82
8.2.240.0070.00318.82
8.2.230.0040.00422.58
8.2.220.0050.00337.54
8.2.210.0040.00426.77
8.2.200.0070.00316.50
8.2.190.0070.00718.91
8.2.180.0070.01125.92
8.2.170.0070.00722.96
8.2.160.0140.00322.43
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.00026.16
8.2.110.0030.00721.12
8.2.100.0090.00318.09
8.2.90.0030.00519.30
8.2.80.0080.00017.97
8.2.70.0030.00617.75
8.2.60.0080.00017.92
8.2.50.0030.00618.07
8.2.40.0040.00418.22
8.2.30.0000.00718.22
8.2.20.0030.00618.09
8.2.10.0040.00419.38
8.2.00.0050.00218.19
8.1.330.0100.00916.52
8.1.320.0090.01016.29
8.1.310.0110.00718.61
8.1.300.0000.00919.90
8.1.290.0060.00330.84
8.1.280.0150.00025.92
8.1.270.0040.00420.75
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0100.00317.71
8.1.230.0040.00821.10
8.1.220.0050.00317.78
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0080.00017.35
8.1.180.0080.00018.10
8.1.170.0050.00318.71
8.1.160.0000.00718.92
8.1.150.0040.00418.85
8.1.140.0030.00320.25
8.1.130.0050.00222.02
8.1.120.0050.00517.51
8.1.110.0000.00817.45
8.1.100.0000.01017.55
8.1.90.0040.00417.48
8.1.80.0000.00717.50
8.1.70.0000.00717.56
8.1.60.0000.00917.60
8.1.50.0100.00017.64
8.1.40.0060.00617.58
8.1.30.0030.00517.70
8.1.20.0000.00717.60
8.1.10.0080.00017.58
8.1.00.0030.00617.56
8.0.300.0000.00818.77
8.0.290.0000.00816.88
8.0.280.0030.00318.48
8.0.270.0000.00817.11
8.0.260.0000.00618.39
8.0.250.0070.00017.09
8.0.240.0060.00317.05
8.0.230.0030.00317.16
8.0.220.0070.00017.14
8.0.210.0030.00517.07
8.0.200.0030.00317.14
8.0.190.0000.00817.20
8.0.180.0040.00417.05
8.0.170.0060.00317.10
8.0.160.0040.00417.16
8.0.150.0040.00417.03
8.0.140.0070.00017.11
8.0.130.0030.00313.52
8.0.120.0000.00817.11
8.0.110.0040.00417.01
8.0.100.0040.00417.13
8.0.90.0000.00717.05
8.0.80.0070.01317.14
8.0.70.0000.00817.24
8.0.60.0050.00317.01
8.0.50.0050.00217.24
8.0.30.0070.01217.21
8.0.20.0110.01317.21
8.0.10.0040.00417.09
8.0.00.0080.01416.94
7.4.330.0020.00215.55
7.4.320.0070.00016.75
7.4.300.0030.00316.74
7.4.290.0060.00316.72
7.4.280.0040.00416.67
7.4.270.0070.00016.73
7.4.260.0040.00416.79
7.4.250.0040.00416.80
7.4.240.0040.00416.76
7.4.230.0040.00416.76
7.4.220.0000.00816.84
7.4.210.0140.00016.85
7.4.200.0070.00016.95
7.4.160.0120.00416.64
7.4.140.0210.00317.86
7.4.130.0210.00316.74
7.4.120.0060.01216.69
7.4.110.0150.00316.60
7.4.100.0120.00616.78
7.4.90.0100.00716.61
7.4.80.0110.00619.39
7.4.70.0060.01216.82
7.4.60.0120.00816.64
7.4.50.0000.01416.52
7.4.40.0080.01116.67
7.4.00.0030.01415.38
7.3.330.0020.00213.21
7.3.320.0030.00313.36
7.3.310.0050.00216.48
7.3.300.0000.00716.42
7.3.290.0140.00016.52
7.3.280.0160.01316.46
7.3.260.0110.00916.56
7.3.230.0100.01016.43
7.3.210.0070.01116.62
7.3.200.0040.01216.67
7.3.190.0090.00916.66
7.3.180.0060.00916.39
7.3.170.0060.00916.41
7.3.160.0090.00916.59
7.3.50.0040.00714.92
7.3.40.0100.00314.66
7.3.30.0060.00915.01
7.3.20.0100.00716.75
7.3.10.0030.01016.88
7.3.00.0110.00416.86
7.2.330.0090.00916.73
7.2.320.0140.00916.76
7.2.310.0070.01516.71
7.2.300.0130.00316.58
7.2.290.0090.01216.81
7.2.180.0030.01015.05
7.2.170.0130.00615.01
7.2.160.0180.00615.13
7.2.150.0090.00617.00
7.2.140.0130.00017.13
7.2.130.0040.00917.22
7.2.120.0100.00316.85
7.2.110.0090.00917.10
7.2.100.0150.00016.86
7.2.90.0030.01017.10
7.2.80.0050.00816.92
7.2.70.0070.00716.73
7.2.60.0070.01716.94
7.2.50.0130.00717.16
7.2.40.0090.01116.89
7.2.30.0000.01117.16
7.2.20.0040.00716.94
7.2.10.0120.00616.89
7.2.00.0110.01117.09
7.1.280.0060.00615.83
7.1.270.0120.00916.04
7.1.260.0090.01215.84
7.1.250.0040.01515.78

preferences:
147.98 ms | 403 KiB | 5 Q