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Top Forums Shell Programming and Scripting How to replace a character in a file Post 302087261 by preethgideon on Wednesday 30th of August 2006 04:37:30 PM
Old 08-30-2006
Hey It works.
Thank you very much.
But could you please explain the command .


sed 's/^\(.\{20\}\)00\(.*\)/\1TS\2/'
What is that 1 and 2 [marked in blue ] for ?
 

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DXmCSTextReplace(3X)													      DXmCSTextReplace(3X)

NAME
DXmCSTextReplace - Replaces a specified segment of text in a compound string text widget. SYNOPSIS
DXmCSTextStatus DXmCSTextReplace( Widget widget, int from_pos, int to_pos, XmString value ); PARAMETERS
The identifier (widget ID) of the compound string text widget. An integer that represents the first character position of the text being replaced. An integer that represents the last character position of the text being replaced. Replacement text for part of the current text in the compound string text widget, or additional text to be inserted into the compound string text widget. DESCRIPTION
The DXmCSTextReplace routine replaces part of the text in the compound string text widget. Within the widget, positions are numbered starting at 0 and increasing sequentially. For example, to replace the second and third characters in the text, from_pos should be 1 and to_pos should be 3. To insert text after the fourth character, from_pos and to_pos should both be 4. RETURN VALUES
A value that represents the status (success or failure) of the replace operation, as follows: -------------------------------------------------------- Value Description -------------------------------------------------------- DXmCSTextStatusEditDone Text replaced successfully. DXmCSTextStatusEditError Text not replaced (failure). -------------------------------------------------------- SEE ALSO
DXmCreateCSText(3X), DXmCSTextSetString(3X), DXmCSTextGetString(3X) DXmCSTextReplace(3X)
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