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.

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.