How to make multiple dropdown all values already selected ?

Question

As i am new to appian i have requirement .. 
 .All values of multiple dropdown should be pre - selected default.

Amaan Shekh · Answer

pre-populate the variable(local/ri) with values a!localVariables(
 local!choices:{a!map(id:1,value:"first"),
 a!map(id:2,value:"second"),
 a!map(id:3,value:"third")
 },
 /*pre-populate the variable with values*/
 local!selectedValue: local!choices.id,
 {
 a!multipleDropdownField(
 label: "Multiple Dropdown",
 labelPosition: "ABOVE",
 choiceLabels:local!choices.value,
 choiceValues: local!choices.id,
 value: local!selectedValue,
 saveInto: {local!selectedValue},
 searchDisplay: "AUTO",
 validations: {}
 )
}
)

Harshit Bumb (Appyzie) · Answer

Existing thread - community.appian.com/.../to-display-the-check-box-with-all-the-selection-enabled-then-the-user-unselects-few-option-and-submit-it

How to make multiple dropdown all values already selected ?

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