symfony/symfony — pull request #10015 by dantleech (2014-01-13 23:21:26+00:00)
Title: Array to delimited string transformer

| Q | A
| ------------- | ---
| Bug fix? | [no]
| New feature? | [yes]
| BC breaks? | [no]
| Deprecations? | [no]
| Tests pass? | [yes]
| Fixed tickets | n/a
| License | MIT
| Doc PR | [not yet]

This data transformer transforms an array of values to a delimited string.

e.g.

````
array('foo', 'bar') => 'foo, bar'
````