extract « Data Structure « PHP

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1.Add the prefix pts to each array key and then make each variable that results into a reference.
2.Extracting Values from Arrays with extract()
3.extract( ) function converts elements into variables
4.extract($points, EXTR_REFS|EXTR_PREFIX_ALL, 'pts');
5.extract($scores, EXTR_PREFIX_ALL, 'score');
6.Using extract on an associative array
7.Using extract with the EXTR_PREFIX_ALL directive
8.Using EXTR_PREFIX_ALL on a numeric array