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mapper.tostring


mapper
Since v1.0.11
Available on all platforms
See also

This mapper function converts the single value in a sliding window to STRING.

The mapper.tostring function can be applied to data of type BOOLEAN, STRING, LONG or DOUBLE.

Signature

Examples

[ [ NEWGTS "GTS.1" RENAME 10 NaN NaN NaN '27' ADDVALUE 20 NaN NaN NaN '' ADDVALUE NEWGTS "GTS.2" RENAME 20 NaN NaN NaN 42.1 ADDVALUE 10 NaN NaN NaN 0.4 ADDVALUE ] mapper.tostring 0 0 0 ] MAP