**What is sorting?**

Sorting is taking a collection of things and putting them into some specific order. For example, sorting people by age, shoes by size, strings by length, planets by mass, numbers by value.

**What techniques are available within the Tcl language?**

   * '''[lsort]''' — takes a Tcl [list] argument and returns another list that is the sorted version of the input list. The other arguments determine exactly how the items in the list are to be ordered.

**What are other relevant pages on the wiki?**

   * [merge sorts]
   * [collation]
   * [custom sorting]
   * [How fast can we sort 5 elements]
   * [Sorted Lists]
   * [Topological sort]
   * [Simple Text Widget Sort]
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Frequently Asked Questions about sorting

   * How can I sort the contents of a file in tcl?


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