Question

how to know how many integer places in a integer in apex

Answer 1

Answer:

The Apex language is strongly typed so every variable in Apex will be declared with the specific data type.

Answer 2

Answer:

static Integer length(Decimal input) { return (input == 0) ? 1 : 1 + (Integer)Math.floor(Math. log10(Math.abs(input))); } system.assertEquals