Forward difference: Difference between revisions
add BQN
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</pre>
=={{header|BQN}}==
Left argument is the order, right argument is the array.
<lang bqn>FDiff ← {{-˜´˘2↕𝕩}⍟𝕨 𝕩}
•Show 1 FDiff 90‿47‿58‿29‿22‿32‿55‿5‿55‿73
•Show 2 FDiff 90‿47‿58‿29‿22‿32‿55‿5‿55‿73</lang>
=={{header|C}}==
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