ListReduce
Run the provided udf over a delimited list to reduce the values to a single output
Method Signature
ListReduce(list=[string], callback=[function:BiFunction], initialValue=[any], delimiter=[string], includeEmptyFields=[boolean], multiCharacterDelimiter=[boolean])Arguments
Argument
Type
Required
Description
Default
list
string
true
The delimited list to perform operations on
callback
function:BiFunction
true
The function to invoke for each item. The function will be passed 3 arguments: the value, the index, the array. You can alternatively pass a Java BiFunction which will only receive the ffirst 2 args.
initialValue
any
false
The initial value of the reduction
delimiter
string
false
string the list delimiter
,
includeEmptyFields
boolean
false
boolean whether to include empty fields in the returned result
false
multiCharacterDelimiter
boolean
false
boolean whether the delimiter is multi-character
true
Examples
Script Syntax
numbers = "1,2,3,4,5,6,7,8,9,10";
sum = listReduce( numbers, ( Any previousValue, Any value ) => {
return previousValue + value;
}, 0 );
writeOutput( "The sum of the digits #numbers# is #sum#<br>" );
Additional Examples
numbers = "1,3,5,7";
reducedVal = listReduce( numbers, ( Any previousValue, Any value ) => {
return previousValue + value;
}, 0 );
writeOutput( "The sum of the digits #numbers# is #reducedVal#" );
Related
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