> For the complete documentation index, see [llms.txt](https://trizen.gitbook.io/sidef-lang/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trizen.gitbook.io/sidef-lang/programming_tasks/a/anagrams.md).

# Anagrams

```ruby
func main(file) {
    file.open_r(\var fh, \var err) ->
        || die "Can't open file `#{file}' for reading: #{err}\n";
 
    var vls = fh.words.group_by{.sort}.values;
    var max = vls.map{.len}.max;
    vls.grep{.len == max}.each{.join("\t").say};
}
 
main(%f'/tmp/unixdict.txt');
```

#### Output:

```
alger   glare   lager   large   regal
abel    able    bale    bela    elba
angel   angle   galen   glean   lange
elan    lane    lean    lena    neal
evil    levi    live    veil    vile
caret   carte   cater   crate   trace
```


---

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