Determines whether an array is empty. Equivalent to arrayLen().
Calling this function on an array with 10 undefined elements
will return false.
CF MX: this function can be used on XML objects.
arrayIsEmpty(array)
→ returns boolean
someArray.isEmpty()
To check an array is empty or not
someArray = [1,2,3,4,5];
writeOutput(arrayIsEmpty(someArray));Expected Result: No
Lucee 4.5+ To check an array is empty or not
someArray = [1,2,3,4,5];
writeOutput(arrayIsEmpty(someArray));Expected Result: false
CF 11+ Uses the member function is the same as running arrayIsEmpty.
numberArray = arrayNew(1);
writeOutput(numberArray.isEmpty());Expected Result: Yes
Lucee 4.5+ Uses the member function is the same as running arrayIsEmpty.
numberArray = arrayNew(1);
writeOutput(numberArray.isEmpty());Expected Result: true
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