hex.xor_by (arity 3)

hex[:n] ^= val (constant)

Signature

def xor_by n, hex, val { ... }

Defined in hex/memory.fj — lines 79–81 (view on GitHub).

Complexity

• Time: 4n (avg. 2n: #on-bits)

• Space: 4n (avg. 2n: #on-bits)

See the complexity glossary for what @, w, dw, dbit, n mean.

Source

Click to view the macro body

def xor_by n, hex, val {
    rep(n, i) .xor_by hex+i*dw, (val>>(4*i))&0xf
}

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