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utils sub-class

The following readme describes all the functions and their parameters exposed by the utils class of the KETH SDK.

add0x function

This function can be used to append 0x towards the start of a string to convert it into a hex string accepted by the contracts. If the input string already contains the 0x, the function will return the string as is.

Input Parameters

data: string which needs to be appended by 0x

Using add0x function

await sdk.utils.add0x(data);

Return Parameter

Returns hex string

remove0x function

This function removes 0x from the beginning of a string. If the input string doesn't contain 0x, it will return the string as is.

Input Parameters

data: string to remove 0x from

Using remove0x function

await sdk.utils.remove0x(data);

Return Parameter

Returns string without 0x in the beginning.