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Examples

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expressions-examples

How to setup today + 3 days as default value for date attribute​

// 'dateTo' is an key for date type attibute
var date = new Date('${dateTo}T17:00:00+02:00');
date.setDate(date.getDate() + 3);
return date;

Round to 2 decimal places​

var numb = ${totalAmount} + ${vatAmount};
numb = numb.toFixed(2);
return numb;

Full name​

var firstName = '${firstName}';
var lastName = '${surname}';
var middleName='${middleName}';
if (middleName) {middleName = middleName.concat(' ');}
return firstName.concat(' ',middleName,lastName);

Return date from lookup object​

Convert to Number​

return new Date(${leaveRequest.dateVacFrom});
Number('${totalAmount}')>1000

How to return value from select to multiselect​

//'incomingDocument.sender' is an select key
return [${incomingDocument.sender}];

How to extract persons from groups (multiselect to multiselect)​

//Need to write in Expression
const groups = ${groups}; //key of groups attribute
const persons = [];
for(const group of groups) {
  const groupPersons = group.persons || [];
  for (const groupPerson of groupPersons) {
    if (!persons.find(x => x.id === groupPerson.id)) {
      persons.push(groupPerson);
    }
  }
}
return persons;

How to return value from multiselect to text​

//Write in Expression
//Example how to return list of recipient's emails in text attribute
const multi = ${recipients}; //key of multiselect
const emails = multi.filter(x=>!!x.email).map(x => x.email);
const emailString = emails.join(';')
return emailString;