DataTableDictionary.Has

Overview

Returns true if specified key value exists in the dictionary.

boolean myDataTableDictionary.Has(key: string)

Arguments

string key

Key of value to check

Returns

True if key value exists in the dictionary, returns true, otherwise returns false.

Remarks

If key value trimmed if starts with numeric 0 characters if not contain any '.' (dot) character. For example : '00001234' key becomes '1234' but '000.1234' preserved.

The following code returns value 'true' for variable name_to_check if name "John Doe" exists in the dictionary:

Example

var table = $Database.Get({
    Parameters : {
        TargetSchema : 'HR',
        TargetTable : 'Persons'
    }
});

var list = table.ToDictionary('Name');

var name_to_check = list.Has('John Doe');