Read a specific line from a file: Difference between revisions

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@@ Line 1,249: / Line 1,249: @@
 =={{header|Nim}}==
-<lang nim>var
+<lang nim>import strformat
-  line: TaintedString
-  f = open("test.txt", fmRead)
+proc readLine(f: File; num: Positive): string =
-for x in 0 .. 6:
+  for n in 1..num:
-  try:
+    try:
-    line = readLine f
+      result = f.readLine()
-  except EIO:
+    except EOFError:
-    echo "Not 7 lines in file"</lang>
+      raise newException(IOError, &"Not enough lines in file; expected {num}, found {n - 1}.")
+let f = open("test.txt", fmRead)
+echo f.readLine(7)
+f.close()
+</lang>
 =={{header|OCaml}}==