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=={{header|XProfan}}== |
=={{header|XProfan}}== |
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* Language Category created |
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<lang xprofan> |
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* First entry in "Strip comments from a string" |
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// http://xprofan.de/start.htm |
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* strip_block_comments |
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// https://www.paules-pc-forum.de/forum/board/104-xprofan/ |
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// strip_comments() |
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Proc Min |
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Declare int PC, i, float e, t |
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PC = %PCount |
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e = @!(1) |
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If PC > 1 |
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For i, 2, PC |
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t = @!(i) |
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e = if( (e == 0.0) and (t == 0.0), -(-e - t), if(t < e, t, e) ) |
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EndFor |
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EndIf |
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Return e |
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EndProc |
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Proc Odd |
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Parameters int n |
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Return TestBit(n,0) |
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EndProc |
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Proc strip_comments |
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Parameters string s, delim |
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Declare int posi[] |
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Declare int i, min_p, p |
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min_p = $7FFFFFFF |
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For i, 1, Len(delim) |
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posi[ i ] = InStr( mid$(delim,i,1), s ) |
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Case posi[ i ] > 0 : min_p = Min( posi[ i ], min_p ) |
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EndFor |
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posi[ 0 ] = InStr( chr$(34), s ) |
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If (posi[0] > 0) and (posi[0] < min_p) // if there is a string delimiter on the left side... |
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If Odd( Len( Left$(s,min_p) ) - Len( translate$( Left$(s,min_p), Chr$(34), "" )) ) // ...and counting of delimiter is odd, then the sign is part of a string |
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p = posi[ 0 ] + 1 |
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min_p = $7FFFFFFF |
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Repeat |
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// closing quote |
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posi[ 0 ] = InStr( chr$(34), s, p ) |
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'Case posi[0] > 0 : posi[0] = posi[0] + p |
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p = posi[ 0 ] + 1 |
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// find new positions after that |
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For i, 1, Len(delim) |
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posi[ i ] = InStr( mid$(delim,i,1), s, p ) |
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Case posi[ i ] > 0 : min_p = Min( posi[ i ], min_p ) |
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EndFor |
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posi[ 0 ] = InStr( chr$(34), s, p ) |
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If (posi[0] > 0) and (posi[0] < min_p) // if there is a string delimiter on the left side... |
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If Odd( Len( Left$(s,min_p) ) - Len( translate$( Left$(s,min_p), Chr$(34), "" )) ) // ...and counting of delimiter is odd, then the sign is part of a string |
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p = posi[ 0 ] + 1 |
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min_p = $7FFFFFFF |
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// and again.... |
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CONTINUE |
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EndIf |
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EndIf |
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BREAK |
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Until min_p = 0 |
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EndIf |
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EndIf |
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Return Trim$( Left$( s, min_p - 1 ) ) |
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EndProc |
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cls |
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declare string s, t |
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s = " apples, pears # and bananas" |
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t = strip_comments( s, "#;" ) |
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Print s + "|\n-> [" + t + "]\n" |
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s = " apples, pears ; and bananas" |
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t = strip_comments( s, "#;" ) |
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Print s + "|\n-> [" + t + "]\n" |
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s = " apples, pears \t " |
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t = strip_comments( s, "#;" ) |
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Print s + "|\n-> [" + t + "]\n" |
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s = " " + chr$(34) + " #oh, my god " + chr$(34) + " apples, pears # and bananas" |
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t = strip_comments( s, "#;" ) |
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Print s + "|\n-> [" + t + "]\n" |
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waitkey |
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end</lang> |
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Output: |
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<pre> |
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[apples, pears] |
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[apples, pears] |
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[apples, pears] |
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[" #oh, my god " apples, pears] |
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</pre> |
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Latest revision as of 00:28, 2 November 2020
XProfan
- Language Category created
- First entry in "Strip comments from a string"
- strip_block_comments