hi all:
I try to eliminate below special character "^@" by perl in the attachment.
I have tried "$.*^' regular expression for elimination in perl but fail
Have anyone got the experience to eliminate such special character?
(below are excerpted from the attachment)
appreciate your help,
itd_submit 33189226 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@itd_submit
33190819 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@ehci_urb_done
33205223 1 urb d7c54800 ep2in status 0 0
itd_submit 33205506 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@ehci_urb_done
33215263 1 urb d7c54a00 ep2in status 0 0
--
Regards,
itd_submit 33189226 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
itd_submit
33190819 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33205223 1 urb d7c54800 ep2in status 0 0
itd_submit 33205506 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33215263 1 urb d7c54a00 ep2in status 0 0
itd_submit 33215815 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33225215 1 urb d7c54800 ep2in status 0 0
itd_submit 33225547 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33235224 1 urb d7c54a00 ep2in status 0 0
itd_submit 33235486 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33245215 1 urb d7c54800 ep2in status 0 0
itd_submit 33245417 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33255216 1 urb d7c54a00 ep2in status 0 0
itd_submit 33255441 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33265228 1 urb d7c54800 ep2in status 0 0
itd_submit 33265478 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33275221 1 urb d7c54a00 ep2in status 0 0
itd_submit 33275455 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33285193 1 urb d7c54800 ep2in status 0 0
itd_submit 33285430 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33295233 1 urb d7c54a00 ep2in status 0 0
itd_submit 33295575 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33305501 1 urb d7c54800 ep2in status 0 0
itd_submit 33314201 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33315245 1 urb d7c54a00 ep2in status 0 0
itd_submit 33316118 1 urb d7c54a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33325290 1 urb d7c54800 ep2in status 0 0
itd_submit 33325659 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33337171 1 urb d7c54a00 ep2in status 0 0
itd_submit 33337756 1 urb d7c16a00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33345195 1 urb d7c54800 ep2in status 0 0
itd_submit 33345517 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33355218 1 urb d7c16a00 ep2in status 0 0
itd_submit 33355418 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33365222 1 urb d7c54800 ep2in status 0 0
itd_submit 33365418 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33375264 1 urb d7c54e00 ep2in status 0 0
itd_submit 33375509 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33385233 1 urb d7c54800 ep2in status 0 0
itd_submit 33385443 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33395286 1 urb d7c54e00 ep2in status 0 0
itd_submit 33395613 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33405276 1 urb d7c54800 ep2in status 0 0
itd_submit 33405551 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33415262 1 urb d7c54e00 ep2in status 0 0
itd_submit 33415472 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33425265 1 urb d7c54800 ep2in status 0 0
itd_submit 33425447 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33435279 1 urb d7c54e00 ep2in status 0 0
itd_submit 33435532 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33445271 1 urb d7c54800 ep2in status 0 0
itd_submit 33445513 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33455316 1 urb d7c54e00 ep2in status 0 0
itd_submit 33455648 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33465285 1 urb d7c54800 ep2in status 0 0
itd_submit 33465877 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33475269 1 urb d7c54e00 ep2in status 0 0
itd_submit 33475466 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33485229 1 urb d7c54800 ep2in status 0 0
itd_submit 33485462 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33495279 1 urb d7c54e00 ep2in status 0 0
itd_submit 33495584 1 urb d7c54e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33505299 1 urb d7c54800 ep2in status 0 0
itd_submit 33506056 1 urb d7c54800 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33515820 1 urb d7c54e00 ep2in status 0 0
itd_submit 33516353 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33525266 1 urb d7c54800 ep2in status 0 0
itd_submit 33525492 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33535296 1 urb d7c16c00 ep2in status 0 0
itd_submit 33535577 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33545283 1 urb d7c16e00 ep2in status 0 0
itd_submit 33545523 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33555268 1 urb d7c16c00 ep2in status 0 0
itd_submit 33555468 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33565287 1 urb d7c16e00 ep2in status 0 0
itd_submit 33565541 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33575284 1 urb d7c16c00 ep2in status 0 0
itd_submit 33575528 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33585217 1 urb d7c16e00 ep2in status 0 0
itd_submit 33585437 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33595313 1 urb d7c16c00 ep2in status 0 0
itd_submit 33595561 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33605293 1 urb d7c16e00 ep2in status 0 0
itd_submit 33605646 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33615285 1 urb d7c16c00 ep2in status 0 0
itd_submit 33615533 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33625287 1 urb d7c16e00 ep2in status 0 0
itd_submit 33625520 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33635346 1 urb d7c16c00 ep2in status 0 0
itd_submit 33635734 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33645268 1 urb d7c16e00 ep2in status 0 0
itd_submit 33645500 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33655268 1 urb d7c16c00 ep2in status 0 0
itd_submit 33655501 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33665298 1 urb d7c16e00 ep2in status 0 0
itd_submit 33665606 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33675307 1 urb d7c16c00 ep2in status 0 0
itd_submit 33675568 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33685208 1 urb d7c16e00 ep2in status 0 0
itd_submit 33685445 1 urb d7c16e00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33695290 1 urb d7c16c00 ep2in status 0 0
itd_submit 33695566 1 urb d7c16c00 ep2in len 5120, 10 pkts 8 uframes [dbab8900]
ehci_urb_done
33705282 1 urb d7c16e00 ep2in status 0 0
i
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