Sets
====

```Example from <b>1 languages</b>: <a href="../concepts/javascript.html">JavaScript</a>
set = new Set()
set.add(&quot;foo&quot;)
```

```Example from <b>1 languages</b>: <a href="../concepts/yaml.html">YAML</a>
# Explicitly typed set.
baseball players: !!set
  ? Mark McGwire
  ? Sammy Sosa
  ? Ken Griffey
# Flow style
baseball teams: !!set { Boston Red Sox, Detroit Tigers, New York Yankees }
```

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Languages *with* Sets include <a href="../concepts/javascript.html">JavaScript</a>, <a href="../concepts/yaml.html">YAML</a>, <a href="../concepts/edn.html">EDN</a>, <a href="../concepts/aardvark.html">Aardvark</a>

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Languages *without* Sets include <a href="../concepts/bash.html">Bash</a>, <a href="../concepts/lil.html">Lil</a>

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View all concepts with or missing a *hasSets* measurement
 http://pldb.info/../lists/explorer.html#columns=rank~id~appeared~tags~creators~hasSets&searchBuilder=%7B%22criteria%22%3A%5B%7B%22condition%22%3A%22null%22%2C%22data%22%3A%22hasSets%22%2C%22origData%22%3A%22hasSets%22%2C%22type%22%3A%22num%22%2C%22value%22%3A%5B%5D%7D%5D%2C%22logic%22%3A%22AND%22%7D missing
 http://pldb.info/../lists/explorer.html#columns=rank~id~appeared~tags~creators~hasSets&searchBuilder=%7B%22criteria%22%3A%5B%7B%22condition%22%3A%22!null%22%2C%22data%22%3A%22hasSets%22%2C%22origData%22%3A%22hasSets%22%2C%22type%22%3A%22num%22%2C%22value%22%3A%5B%5D%7D%5D%2C%22logic%22%3A%22AND%22%7D with

*

Read more about Sets on the web: 1.
 https://en.wikipedia.org/wiki/Set_(abstract_data_type) 1.

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