+ > *Note:*
+ From Puppet 4.0.0 the minus (-) operator deletes values from arrays and keys from a hash
+ `{'a'=>1,'b'=>2,'c'=>3} - ['b','c'])`
+ >
+ A global delete from a string can be performed with the
+ [`regsubst`](https://puppet.com/docs/puppet/latest/function.html#regsubst) function:
+ `'abracadabra'.regsubst(/bra/, '', 'G')`