isHex

Midnight.js API Reference v2.0.2

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Midnight.js API Reference / @midnight-ntwrk/midnight-js-utils / isHex

Function: isHex()

isHex(source, byteLen?): boolean

Determines if a string represents a hex-encoded sequence of bytes.

Parameters

source

string

The source string.

byteLen?

number

An optional number of bytes that source should represent. If not specified then any number of bytes can be represented by source.

Returns

boolean

true if the source string is parsable as a hex-string, of non-zero length, and of the optional byte length of byteLen; otherwise false.