What format should the hex be?

A string of hex digits (0-9, A-F or a-f). Optional 0x prefix is ignored.

How is the binary grouped?

Output is one binary digit per hex digit (4 bits each), no spaces by default.

Convert hexadecimal string to binary (0s and 1s). Handles with or without 0x prefix.

Hexadecimal

What format should the hex be?: A string of hex digits (0-9, A-F or a-f). Optional 0x prefix is ignored.
How is the binary grouped?: Output is one binary digit per hex digit (4 bits each), no spaces by default.

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