Filter

Syntax:

Filter filter_name var1 [var2 ... varN] [WithParams key1=value1 [key2=value2 ... key3=value3] ]

The appliance of a filter filter_name to the variables var1 [var2 ... varN]. The filter can be configured after giving a list of parameters using a key-word WithParams.
Example:

# assign to "str" value "foo bar". Space between words can be escaped with "\".
Set str foo\ bar
#Print value of str.
Dump str
#Apply filter Replace to value of "str": "foo" will be replaced to "bar".
Filter Replace str WithParams search=foo replace=bar
#Print value of str.
Dump str

Result:

str => foo bar
str => bar bar