Word frequency: Difference between revisions
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CFDictionaryRef dict |
CFDictionaryRef dict |
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// |
// Depending on the value of the caseSensitive Boolean function parameter above, lowercase incoming text |
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if caseSensitive == NO then textStr = fn StringLowercaseString( textStr ) |
if caseSensitive == NO then textStr = fn StringLowercaseString( textStr ) |
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// Trim non-alphabetic characters from string and separate individual words with a space |
// Trim non-alphabetic characters from string, and separate individual words with a space |
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CFStringRef tempStr = fn ArrayComponentsJoinedByString( fn StringComponentsSeparatedByCharactersInSet( textStr, fn CharacterSetInvertedSet( fn CharacterSetLetterSet ) ), @" " ) |
CFStringRef tempStr = fn ArrayComponentsJoinedByString( fn StringComponentsSeparatedByCharactersInSet( textStr, fn CharacterSetInvertedSet( fn CharacterSetLetterSet ) ), @" " ) |
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CountedSetRef freqencies = fn CountedSetWithArray( tempArr ) |
CountedSetRef freqencies = fn CountedSetWithArray( tempArr ) |
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// Enumerate each word- |
// Enumerate each word-frequency pair in the counted set... |
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EnumeratorRef enumRef = fn CountedSetObjectEnumerator( freqencies ) |
EnumeratorRef enumRef = fn CountedSetObjectEnumerator( freqencies ) |
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next |
next |
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// Create output string from mutable |
// Create an immutable output string from mutable the string |
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CFStringRef resultStr = fn StringWithFormat( @"%@", mutStr ) |
CFStringRef resultStr = fn StringWithFormat( @"%@", mutStr ) |
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end fn = resultStr |
end fn = resultStr |
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HandleEvents |
HandleEvents |
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</lang> |
</lang> |
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{{ |
{{output}} |
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<pre> |
<pre> |
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1 41095 the |
1 41095 the |
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