| Files and FoldersListing, accessing and manipulating files and folders. | 
| Top 3 best rated classes of Files and Folders group
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| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 93% | 90% | - | 90% | - | - | 65% | 644 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 56% | 56% | - | 68% | - | - | 40% | 3812 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 72% | 71% | - | 72% | - | - | 50% | 2673 | 
| Month: | Not yet rated by the users | 
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|  January 2018
 Number 8
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|  September 2008
 Number 7
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| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank |  
| All time: | 75% | 80% | 85% | - | - | - | 54% | 2154 |  
| Month: | Not yet rated by the users |  | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 75% | 75% | - | - | - | - | 45% | 3390 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 62% | 75% | - | - | - | - | 38% | 3967 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 87% | 75% | - | 75% | - | - | 58% | 1391 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 78% | 71% | - | 75% | - | - | 53% | 2174 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 65% | 71% | - | 71% | - | - | 47% | 3120 | 
| Month: | Not yet rated by the users | 
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