State the working process of decimal_strip function - Abinitio

State the working process of decimal_strip function.

- A decimal strip takes the decimal values out of the data.

- It trims any leading zeros

- The result is a valid decimal number

Ex:
decimal_strip("-0184o") := "-184"
decimal_strip("oxyas97abc") := "97"
decimal_strip("+$78ab=-*&^*&%cdw") := "78"
decimal_strip("Honda") "0"