More advanced replace text in file: Difference between revisions
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|<small>Author: [[{{ns:2}}:Afrow UK|Afrow UK]] ([[{{ns:3}}:Afrow UK|talk]], [[{{ns:-1}}:Contributions/Afrow UK|contrib]])</small> | |||
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== Description == | == Description == | ||
This function allows you to replace pieces of text in a file. | This function allows you to replace pieces of text in a file. | ||
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-Stu (Afrow UK) | -Stu (Afrow UK) | ||
Revision as of 03:00, 30 April 2005
| Author: Afrow UK (talk, contrib) |
Description
This function allows you to replace pieces of text in a file. Instead of replacing all text found in the file, you have the extra option of replacing text after the x times of it occurring, and x times to replace the text after that occurrence.
Usage 1
Push hello #text to be replaced Push blah #replace with Push 3 #start replacing after 3rd occurrence Push 4 #replace next 4 occurrences Push C:\temp1.bat #file to replace in Call AdvReplaceInFile
Usage 2
Push hello #text to be replaced Push blah #replace with Push 3 #start replacing after 3rd occurrence Push all #replace all other occurrences Push C:\temp1.bat #file to replace in Call AdvReplaceInFile
Usage 3
Push hello #text to be replaced Push blah #replace with Push all #replace all occurrences Push all #replace all occurrences Push C:\temp1.bat #file to replace in Call AdvReplaceInFile
The Function
Function AdvReplaceInFile Exch $0 ;file to replace in Exch Exch $1 ;number to replace after Exch Exch 2 Exch $2 ;replace and onwards Exch 2 Exch 3 Exch $3 ;replace with Exch 3 Exch 4 Exch $4 ;to replace Exch 4 Push $5 ;minus count Push $6 ;universal Push $7 ;end string Push $8 ;left string Push $9 ;right string Push $R0 ;file1 Push $R1 ;file2 Push $R2 ;read Push $R3 ;universal Push $R4 ;count (onwards) Push $R5 ;count (after) Push $R6 ;temp file name GetTempFileName $R6 FileOpen $R1 $0 r ;file to search in FileOpen $R0 $R6 w ;temp file StrLen $R3 $4 StrCpy $R4 -1 StrCpy $R5 -1 loop_read: ClearErrors FileRead $R1 $R2 ;read line IfErrors exit StrCpy $5 0 StrCpy $7 $R2 loop_filter: IntOp $5 $5 - 1 StrCpy $6 $7 $R3 $5 ;search StrCmp $6 "" file_write2 StrCmp $6 $4 0 loop_filter StrCpy $8 $7 $5 ;left part IntOp $6 $5 + $R3 StrCpy $9 $7 "" $6 ;right part StrCpy $7 $8$3$9 ;re-join IntOp $R4 $R4 + 1 StrCmp $2 all file_write1 StrCmp $R4 $2 0 file_write2 IntOp $R4 $R4 - 1 IntOp $R5 $R5 + 1 StrCmp $1 all file_write1 StrCmp $R5 $1 0 file_write1 IntOp $R5 $R5 - 1 Goto file_write2 file_write1: FileWrite $R0 $7 ;write modified line Goto loop_read file_write2: FileWrite $R0 $R2 ;write unmodified line Goto loop_read exit: FileClose $R0 FileClose $R1 SetDetailsPrint none Delete $0 Rename $R6 $0 Delete $R6 SetDetailsPrint both Pop $R6 Pop $R5 Pop $R4 Pop $R3 Pop $R2 Pop $R1 Pop $R0 Pop $9 Pop $8 Pop $7 Pop $6 Pop $5 Pop $4 Pop $3 Pop $2 Pop $1 Pop $0 FunctionEnd
Versions History
- 2004-Feb-18
- Bug fixed that stopped it replacing parts of text on a line. The bug was only allowing it to replace whole lines.
- 2003-May-27
- Re-written.
Credits
Written by me for modifying batch files.
-Stu (Afrow UK)
