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% created by /documair/ at 14_01_03@15:19 
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\name{ 
  apercevoir 
} 
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\alias{ 
  apercevoir 
} 
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\title{ 
  returns the places of a series of tags 
} 
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\usage{ 
  apercevoir(text,tags,encore=c(1,4),machin=FALSE) 
} 
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\examples{ 
  places4text6tags(documair:::documair0text1,c("1","2","7")); 
  places4text6tags(documair:::documair0text2[1:3],"t"); 
  places4text6tags(documair:::documair0text3,"#{"); 
} 
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\details{ 
   
  Tags cannot be upon two successive lines. 
   
  \describe{ 
  \item{Avoir} 
   is 
  very desirable 
  \item{Etre} 
   is much better 
  \item{...} 
   To be exercised! 
  } 
   
} 
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\description{ 
   
  from a text, 
  gives back the positions of some tags indicated by 
  the argument \code{tags}, the interval of a text 
  as well as the tags everything in a data frame. 
   
  \enumerate{ 
  \item 
   Some constants are established. 
  \item 
   There are mixed in some way with the proposed arguments. 
  } 
   
  \itemize{ 
  \item 
   Never forget to be concise, 
  \item 
   neither to be precise: two complementary qualities. 
  } 
   
} 
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\value{ 
   
  A five column data frame, a line for each found tag indicated by a factor, 
  and four columns giving respectively the \code{line}, 
  the \code{beg}inning and \code{end}ing positions. When they 
  exist \code{names(tags)} are used for the row dimnames. 
   
} 
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\arguments{ 
    \item{text} 
       
    \item{tags} 
       
} 
 
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