String matching: Difference between revisions
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→{{header|BQN}}: Split definition and usage
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<code>⍷</code> does much of the heavy lifting here. It is commuted with <code>˜</code> so the order of the arguments makes sense.
<lang bqn>SW ← ⊑⍷˜
Contains ← ∨´⍷˜
EW ← ¯1⊑⍷˜▼
▲¯1⊑⍷˜
{{Out|Usage}}
<lang bqn> "abcd" SW "ab"
1
"abcd" SW "cd"
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"abab" Locs "ab"
⟨ 0 2 ⟩</lang>
=={{header|Bracmat}}==
Bracmat does pattern matching in expressions <code><i>subject</i>:<i>pattern</i></code> and in strings <code>@(<i>subject</i>:<i>pattern</i>)</code>. The (sub)pattern <code>?</code> is a wild card.
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