Count occurrences of a substring: Difference between revisions
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m (→{{header|Ruby}}: Stop using Array#count, because it needs Ruby 1.8.7.) |
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=={{header|Ruby}}== |
=={{header|Ruby}}== |
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<lang ruby>irb(main):001:0> "the three truths".scan("th"). |
<lang ruby>irb(main):001:0> "the three truths".scan("th").length |
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=> 3 |
=> 3 |
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irb(main):002:0> "ababababab".scan("abab"). |
irb(main):002:0> "ababababab".scan("abab").length |
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=> 2</lang> |
=> 2</lang> |
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String#scan returns an array of substrings, and Array# |
String#scan returns an array of substrings, and Array#length (or Array#size) counts them. |
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=={{header|SNOBOL4}}== |
=={{header|SNOBOL4}}== |
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