hexToNumberString

The hexToNumberString function is a utility method provided by the web3.utils module that allows you to convert a hexadecimal string representation of a number to its corresponding decimal representation in string format. This function is useful when working with smart contracts that operate on numerical values, as it enables you to convert hex-encoded numbers to a format that can be easily processed by the contract.

The function takes a single parameter, data, which is the hexadecimal string that you want to convert to a decimal string. The function then performs the necessary conversions and returns the decimal representation of the input value in string format.

Here's an example usage of the hexToNumberString function:

In this example, the hexToNumberString function takes the hexadecimal string '0xa' as input and returns the decimal string "10".