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8.182. Search::Dict

Searches for a key in an ordered text file and sets the file position. Exports one function.


look *fh, key, dict, fold

Performs string search and sets the position in filehandle fh to the first line with a key equal to or greater than key. Returns the new file position, or -1 in case of error. Takes the following arguments:

Filehandle of the dictionary file

Key to search for

If true, searches in dictionary order, considering only word characters and whitespace

If true, ignores case

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