parseUnits(value)

Feature	Converts the "decimal string" value to a integer string, assuming decimal places. The decimal number can be set with setDecimal() and the default value is 9.
Parameters	string value
Return Value	string Value expressed in basis units.

example

// Example: Convert FACT to PAGE (decimal: 9)
const value = "12.12345"; //FACT
const result = mitum.utils.parseUnits(value);
console.log(`FACT to PAGE: ${result}`); // "12123450000"

// output
FACT to PAGE: 12123450000