firstIndexOf | sequencedcollection | grow |
Return the index of the first occurrence of anElement within this Sequenced collection between the indices fromIndex and toIndex. If anElement does not occur within this subcollection, then return zero
anelement | GROUP |
fromindex | PIC S9(9) COMP-5 |
toindex | PIC 9(9) COMP-5 |
anindex | PIC S9(9) COMP-5 |