3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "این متن فارسی است and this is !!! in English این خط بعدی است و this is going to be continued..."; $newStr = preg_replace_callback('/\w.*(?=\w|\b)/', function (array $m) { return implode(" ", array_reverse(explode(" ", $m[0]))); }, $string); echo $newStr;

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)
8.5.10.0120.00617.05
8.5.00.0130.01120.12
8.4.150.0020.00014.05
8.4.140.0140.00717.82
8.4.130.0110.00918.02
8.4.120.0100.01022.37
8.4.110.0120.00522.71
8.4.100.0150.00617.96
8.4.90.0170.00318.61
8.4.80.0090.00819.89
8.4.70.0050.00617.85
8.4.60.0110.01218.79
8.4.50.0040.00518.77
8.4.40.0120.00619.77
8.4.30.0070.00719.55
8.4.20.0000.02020.58
8.4.10.0130.00619.05
8.3.280.0130.00818.42
8.3.270.0120.00816.60
8.3.260.0110.00916.89
8.3.250.0030.00519.02
8.3.240.0110.00916.68
8.3.230.0130.00816.71
8.3.220.0140.00417.41
8.3.210.0080.01016.76
8.3.200.0060.00216.74
8.3.190.0020.00718.89
8.3.180.0040.00417.24
8.3.170.0040.00419.04
8.3.160.0030.00916.76
8.3.150.0110.00718.63
8.3.140.0110.00718.55
8.3.130.0040.00418.79
8.3.120.0030.00620.83
8.3.110.0130.00320.94
8.3.100.0040.00424.06
8.3.90.0090.00926.77
8.3.80.0070.00418.40
8.3.70.0200.00316.63
8.3.60.0070.01018.55
8.3.50.0100.01017.36
8.3.40.0190.00018.79
8.3.30.0080.00819.01
8.3.20.0050.00319.28
8.3.10.0040.00423.53
8.3.00.0000.00821.68
8.2.290.0090.01020.71
8.2.280.0060.00318.55
8.2.270.0080.00819.10
8.2.260.0040.00716.85
8.2.250.0040.00417.00
8.2.240.0060.00318.90
8.2.230.0040.00422.58
8.2.220.0040.00437.54
8.2.210.0090.00626.77
8.2.200.0060.00318.54
8.2.190.0040.01318.32
8.2.180.0070.01118.67
8.2.170.0070.00722.96
8.2.160.0080.00822.21
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00319.08
8.2.110.0090.00020.35
8.2.100.0030.01019.71
8.2.90.0080.00018.01
8.2.80.0050.00317.97
8.2.70.0030.00518.04
8.2.60.0000.00818.10
8.2.50.0030.00518.10
8.2.40.0050.00321.14
8.2.30.0000.00719.26
8.2.20.0070.00018.16
8.2.10.0000.00818.09
8.2.00.0030.00519.52
8.1.330.0080.00821.92
8.1.320.0080.01018.07
8.1.310.0110.00718.09
8.1.300.0160.00318.64
8.1.290.0060.00330.84
8.1.280.0170.00325.92
8.1.270.0080.00022.14
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00321.03
8.1.230.0090.00322.70
8.1.220.0040.00417.76
8.1.210.0040.00418.85
8.1.200.0030.00617.36
8.1.190.0030.00617.48
8.1.180.0040.00418.10
8.1.170.0000.00918.62
8.1.160.0060.00318.77
8.1.150.0000.00718.94
8.1.140.0000.00722.09
8.1.130.0050.00220.08
8.1.120.0000.00817.63
8.1.110.0000.00717.50
8.1.100.0040.00417.56
8.1.90.0020.00517.48
8.1.80.0020.00517.62
8.1.70.0000.00717.52
8.1.60.0000.00917.63
8.1.50.0000.00717.51
8.1.40.0040.00417.64
8.1.30.0040.00417.73
8.1.20.0110.00017.75
8.1.10.0040.00417.75
8.1.00.0030.00517.67
8.0.300.0040.00419.77
8.0.290.0050.00316.88
8.0.280.0030.00318.47
8.0.270.0030.00317.28
8.0.260.0030.00318.39
8.0.250.0070.00017.11
8.0.240.0000.01116.95
8.0.230.0040.00417.03
8.0.220.0050.00216.91
8.0.210.0050.00317.02
8.0.200.0060.00017.13
8.0.190.0040.00417.12
8.0.180.0040.00417.09
8.0.170.0030.00616.99
8.0.160.0070.00017.15
8.0.150.0060.00317.04
8.0.140.0040.00416.91
8.0.130.0000.00613.46
8.0.120.0040.00417.00
8.0.110.0040.00417.06
8.0.100.0040.00416.93
8.0.90.0040.00416.86
8.0.80.0120.00417.05
8.0.70.0020.00516.95
8.0.60.0040.00417.08
8.0.50.0020.00517.05
8.0.30.0080.01117.38
8.0.20.0140.00617.40
8.0.10.0000.00817.06
8.0.00.0060.01316.94
7.4.330.0000.00516.64
7.4.320.0000.00716.83
7.4.300.0040.00416.85
7.4.290.0000.00816.87
7.4.280.0000.00716.61
7.4.270.0000.00716.62
7.4.260.0000.00716.85
7.4.250.0030.00516.74
7.4.240.0000.00716.66
7.4.230.0000.00716.84
7.4.220.0050.00316.78
7.4.210.0130.00516.75
7.4.200.0000.00716.81
7.4.160.0080.01016.78
7.4.140.0130.00617.86
7.4.130.0100.00716.82
7.4.120.0110.00816.71
7.4.110.0130.01016.87
7.4.100.0070.01016.75
7.4.90.0100.00716.76
7.4.80.0060.00819.39
7.4.70.0060.01216.77
7.4.60.0160.00616.66
7.4.50.0070.00416.52
7.4.40.0100.00616.78
7.4.00.0000.01715.16
7.3.330.0000.00513.30
7.3.320.0000.00613.29
7.3.310.0030.00316.52
7.3.300.0030.00316.43
7.3.290.0030.00316.46
7.3.280.0090.00616.46
7.3.260.0120.00616.61
7.3.240.0090.00816.66
7.3.230.0160.00016.66
7.3.210.0080.00916.63
7.3.200.0120.01016.57
7.3.190.0100.01016.57
7.3.180.0090.01216.54
7.3.170.0150.00316.61
7.3.160.0110.00416.66
7.3.120.0090.00614.87
7.3.110.0000.01714.91
7.3.100.0080.00815.24
7.3.90.0030.01315.13
7.3.80.0070.00714.74
7.3.70.0030.01015.05
7.3.60.0000.01514.83
7.3.50.0070.00414.94
7.3.40.0040.00815.07
7.3.30.0000.01514.97
7.3.20.0040.01116.85
7.3.10.0100.00317.01
7.3.00.0090.00616.91
7.2.330.0080.00816.80
7.2.320.0090.00916.83
7.2.310.0070.01016.79
7.2.300.0100.00716.80
7.2.290.0090.00916.84
7.2.240.0030.01015.25
7.2.230.0080.00415.04
7.2.220.0000.01615.30
7.2.210.0000.01515.21
7.2.200.0030.01014.95
7.2.190.0000.01315.22
7.2.180.0000.01715.02
7.2.170.0040.01415.21
7.2.160.0030.01015.19
7.2.150.0040.00817.00
7.2.140.0040.01217.15
7.2.130.0070.01016.71
7.2.120.0950.00715.93
7.2.110.0910.00716.04
7.2.100.1260.00816.06
7.2.90.0520.00815.98
7.2.80.1110.01215.88
7.2.70.0870.01416.16
7.2.60.1300.01016.23
7.2.50.1110.00916.14
7.2.40.0630.00916.04
7.2.30.0920.00716.08
7.2.20.0790.00916.09
7.2.10.0870.00716.14
7.2.00.1050.01016.01
7.1.330.0070.00716.05
7.1.320.0090.00616.14
7.1.310.0030.01015.84
7.1.300.0030.01016.04
7.1.290.0000.01115.65
7.1.280.0090.00615.95
7.1.270.0040.00815.79
7.1.260.0030.01016.07
7.1.250.0030.01215.92
7.1.240.1820.00313.95
7.1.230.1690.01414.11
7.1.220.1900.01014.19
7.1.210.2150.00314.04
7.1.200.1750.00313.72
7.1.190.1390.00414.31
7.1.180.2400.01014.05
7.1.170.2400.01314.27
7.1.160.1560.01414.04
7.1.150.2620.00313.98
7.1.140.2070.00314.10
7.1.130.2350.00714.01
7.1.120.1560.00413.73
7.1.110.2090.00313.98
7.1.100.2300.01014.21
7.1.90.1790.00414.02
7.1.80.1820.00714.08
7.1.70.1570.01314.05
7.1.60.1090.00314.18
7.1.50.1300.00613.95
7.1.40.1200.01113.75
7.1.30.2170.01914.19
7.1.20.1750.01114.38
7.1.10.2240.01014.07
7.1.00.2050.00713.95
5.6.380.0080.01214.23

preferences:
35.43 ms | 403 KiB | 5 Q