Function inttobitstr

convert from integer value to hexadecimal string of ASN.1 BitString value with unused bit

See

bitstrtoint

Description

This function converts from an integer value to hexadecimal string of ASN.1 BitString value with unused bit.
When "n" is not non-negative number, this returns null

Example

// 25 -> 11001b -> 11001000b unusedbit=03 -> 0xc8 unusedbit=03 -> "03c8"
inttobitstr(25) -> "03c8"
inttobitstr(-3) -> null
inttobitstr("abc") -> null
inttobitstr(parseInt("11001", 2)) -> "03c8"
inttobitstr(parseInt("101", 2)) -> "05a0"
inttobitstr(parseInt("101000001", 2)) -> "07a080"
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