Trim newlines: Difference between revisions
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[[{{ns:14}}:String Functions]] | |||
Revision as of 20:45, 30 April 2005
| Author: sunjammer (talk, contrib) |
Description
This function trims out the last "$\r$\n" characters of a string.
The Function
; TrimNewlines ; input, top of stack (e.g. whatever$\r$\n) ; output, top of stack (replaces, with e.g. whatever) ; modifies no other variables. Function TrimNewlines Exch $R0 Push $R1 Push $R2 StrCpy $R1 0 loop: IntOp $R1 $R1 - 1 StrCpy $R2 $R0 1 $R1 StrCmp $R2 "$\r" loop StrCmp $R2 "$\n" loop IntOp $R1 $R1 + 1 IntCmp $R1 0 no_trim_needed StrCpy $R0 $R0 $R1 no_trim_needed: Pop $R2 Pop $R1 Exch $R0 FunctionEnd
