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Count occurrences of a substring: Difference between revisions
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Thundergnat (talk | contribs) m (→{{header|Raku}}: Fix-up some Perl6 -> Raku references) |
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== {{header|Lambdatalk}}==
<lang scheme>
{def countSubstring
{def countSubstring.r
{lambda {:n :i :acc :s}
{if {>= :i :n}
then :acc
else {countSubstring.r :n
{+ :i 1}
{if {W.equal? {W.get :i :s} ⫖}
then {+ :acc 1}
else :acc}
:s} }}}
{lambda {:w :s}
{countSubstring.r {W.length :s} 0 0
{S.replace \s by ⫕ in
{S.replace :w by ⫖ in :s}}}}}
-> countSubstring
{countSubstring th the three truths}
-> 3
{countSubstring ab ababa}
-> 2
{countSubstring aba ababa}
-> 1
</lang>
=={{header|Lasso}}==
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