cast
Alters the data-type of the previous function without altering its output
cast
alters the data-type annotation for a pipe.
The contents of the pipeline are preserved, only the reported data-type is changed.
Additionally cast
can be used to define the output type
of a function.
Changing type annotation for a pipe
<stdin> -> cast data-type -> <stdout>
<stdin> :data-type: command
Defining the output type of a function
cast data-type
» out {"Array":[1,2,3],"Map":{"String": "Foobar","Number":123.456}} \
-> cast json
{"Array":[1,2,3],"Map":{"String": "Foobar","Number":123.456}}
» out {"Array":[1,2,3],"Map":{"String": "Foobar","Number":123.456}} \
-> :json: cat
{"Array":[1,2,3],"Map":{"String": "Foobar","Number":123.456}}
» function example {
cast json
out '{"foo": "bar"}'
}
» example -> debug -> [[ /Data-Type/Murex ]]
json
Please note you’d normally use the Object Builder to create JSON objects.
If you want to reformat the stdin into the new data type then use
format
instead.
out
: Print a string to the stdout with a trailing new
line charactertout
: Print a string to the stdout and set it’s
data-typeformat
: Reformat one data-type into another
data-type%{}
Object
Builder: Quickly generate objects (dictionaries / maps)This document was generated from builtins/core/typemgmt/types_doc.yaml.
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