https://sourceforge.net/p/excelize/wiki/Home/Recent changes to HomeenThu, 01 Sep 2022 02:15:08 -0000https://sourceforge.net/p/excelize/wiki/Home/<div class="markdown_content"><pre></pre> </div>xuriThu, 01 Sep 2022 02:15:08 -0000https://sourceforge.net7556b4670f771e6bc96dd708861f2e9ad7d056ffhttps://sourceforge.net/p/excelize/wiki/Home/<div class="markdown_content"><pre>--- v2 +++ v3 @@ -2,268 +2,32 @@ ### Feature Todo -- WIP - Formula calculation engine (issue [#65]) -- Conditional formatting support (just initialized issue [#75]) -- Encryption support (issue [#199]) +- WIP - Formula calculation engine (issue #65) +- Conditional formatting support (just initialized issue #75) +- Encryption support (issue #199) - Complex chart style support - Object Linking and Embedding (OLE) format support (#44) - Set Accounting number format currently (#189) - Diagrams (SmartArt Graphic) -- Pivot Chart support -- Setting formula for cell in streaming API +- Get Pivot Table support +- Create Pivot Chart support - Add AutoFilter in streaming API -- Support SetColWidth in streaming API +- Support SetCellHyperlink in streaming API (#982) - Change table range - Delete a table of the worksheet +- Read data validation and conditional format (#827) +- Delete comment (#849) +- SetCellStyle support append or merge style with existing styles +- Support get images list of the worksheet ## Working with Memory and Performance ### Performance Figures -The performance figures below show execution time and memory usage for worksheets of size `N` rows x `50` columns with a 50/50 mixture of strings and numbers. The figures are taken from an arbitrary, mid-range, machine (OS: macOS Big Sur version 11.2, CPU: 3.4 GHz Intel Core i5, RAM: 16 GB 2400 MHz DDR4, HDD: 1 TB, Go Version: `go1.15.7 darwin/amd64`, Commit: [`23c73ab`](https://github.com/360EntSecGroup-Skylar/excelize/tree/23c73ab527731f9d414e81f7ea15e2ae1a72a290)). Specific figures will vary from machine to machine but the trends should be the same. +[](https://xuri.me/wp-content/uploads/2016/08/excelize-performance.svg?t=20220822) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -<table><tbody><tr><th>Type</th><th>Rows</th><th>Columns</th><th>Time (s)</th><th>Memory (MB)</th></tr><tr><td rowspan="10">SetSheetRow</td><td>200</td><td>50</td><td>0.006</td><td>16</td></tr><tr><td>400</td><td>50</td><td>0.106</td><td>25</td></tr><tr><td>800</td><td>50</td><td>0.207</td><td>44</td></tr><tr><td>1600</td><td>50</td><td>0.410</td><td>75</td></tr><tr><td>3200</td><td>50</td><td>0.810</td><td>167</td></tr><tr><td>6400</td><td>50</td><td>1.651</td><td>298</td></tr><tr><td>12800</td><td>50</td><td>3.278</td><td>585</td></tr><tr><td>25600</td><td>50</td><td>6.632</td><td>1291</td></tr><tr><td>52100</td><td>50</td><td>13.718</td><td>2658</td></tr><tr><td>102400</td><td>50</td><td>27.491</td><td>5049</td></tr><tr><td rowspan="10">StreamWriter</td><td>200</td><td>50</td><td>0.017</td><td>9</td></tr><tr><td>400</td><td>50</td><td>0.031</td><td>11</td></tr><tr><td>800</td><td>50</td><td>0.059</td><td>13</td></tr><tr><td>1600</td><td>50</td><td>0.113</td><td>17</td></tr><tr><td>3200</td><td>50</td><td>0.230</td><td>29</td></tr><tr><td>6400</td><td>50</td><td>0.435</td><td>50</td></tr><tr><td>12800</td><td>50</td><td>0.893</td><td>65</td></tr><tr><td>25600</td><td>50</td><td>1.813</td><td>82</td></tr><tr><td>52100</td><td>50</td><td>3.939</td><td>106</td></tr><tr><td>102400</td><td>50</td><td>8.043</td><td>154</td></tr><tr><td rowspan="10">RowIterator</td><td>200</td><td>50</td><td>0.051</td><td>10</td></tr><tr><td>400</td><td>50</td><td>0.010</td><td>10</td></tr><tr><td>800</td><td>50</td><td>0.197</td><td>12</td></tr><tr><td>1600</td><td>50</td><td>0.395</td><td>15</td></tr><tr><td>3200</td><td>50</td><td>0.784</td><td>24</td></tr><tr><td>6400</td><td>50</td><td>1.530</td><td>40</td></tr><tr><td>12800</td><td>50</td><td>3.029</td><td>73</td></tr><tr><td>25600</td><td>50</td><td>6.054</td><td>140</td></tr><tr><td>52100</td><td>50</td><td>12.317</td><td>271</td></tr><tr><td>102400</td><td>50</td><td>24.175</td><td>534</td></tr><tr><td rowspan="1">AddChart</td><td>200</td><td>50</td><td>8.693</td><td>210</td></tr><tr><td rowspan="3">SetHyperLink</td><td>200</td><td>50</td><td>1.034</td><td>16</td></tr><tr><td>400</td><td>50</td><td>3.937</td><td>24</td></tr><tr><td>800</td><td>50</td><td>15.744</td><td>46</td></tr><tr><td rowspan="4">AddPicture</td><td>200</td><td>50</td><td>1.471</td><td>51</td></tr><tr><td>400</td><td>50</td><td>4.925</td><td>95</td></tr><tr><td>800</td><td>50</td><td>18.586</td><td>184</td></tr><tr><td>1600</td><td>50</td><td>79.356</td><td>360</td></tr></tbody></table> +The performance data is generated by [this benchmark testing script](https://github.com/xuri/excelize-benchmark). -The performance data is generated by [this benchmark testing script](https://gist.github.com/xuri/6a5733d7c68fb212792a94b29280234b). +## Architecture + +[](https://xuri.me/2019/12/11/talks-at-beijing-gopher-meetup.html) </pre> </div>xuriThu, 01 Sep 2022 02:10:03 -0000https://sourceforge.net223c1dbe4344ae9bae5bf599fa1135a7799f70f1https://sourceforge.net/p/excelize/wiki/Home/<div class="markdown_content"><pre>--- v1 +++ v2 @@ -1,8 +1,269 @@ -Welcome to your wiki! - -This is the default page, edit it as you see fit. To add a new page simply reference it within brackets, e.g.: [SamplePage]. - -The wiki uses [Markdown](/p/excelize/wiki/markdown_syntax/) syntax. - -[[members limit=20]] -[[download_button]] +## Roadmap + +### Feature Todo + +- WIP - Formula calculation engine (issue [#65]) +- Conditional formatting support (just initialized issue [#75]) +- Encryption support (issue [#199]) +- Complex chart style support +- Object Linking and Embedding (OLE) format support (#44) +- Set Accounting number format currently (#189) +- Diagrams (SmartArt Graphic) +- Pivot Chart support +- Setting formula for cell in streaming API +- Add AutoFilter in streaming API +- Support SetColWidth in streaming API +- Change table range +- Delete a table of the worksheet + +## Working with Memory and Performance + +### Performance Figures + +The performance figures below show execution time and memory usage for worksheets of size `N` rows x `50` columns with a 50/50 mixture of strings and numbers. The figures are taken from an arbitrary, mid-range, machine (OS: macOS Big Sur version 11.2, CPU: 3.4 GHz Intel Core i5, RAM: 16 GB 2400 MHz DDR4, HDD: 1 TB, Go Version: `go1.15.7 darwin/amd64`, Commit: [`23c73ab`](https://github.com/360EntSecGroup-Skylar/excelize/tree/23c73ab527731f9d414e81f7ea15e2ae1a72a290)). Specific figures will vary from machine to machine but the trends should be the same. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +<table><tbody><tr><th>Type</th><th>Rows</th><th>Columns</th><th>Time (s)</th><th>Memory (MB)</th></tr><tr><td rowspan="10">SetSheetRow</td><td>200</td><td>50</td><td>0.006</td><td>16</td></tr><tr><td>400</td><td>50</td><td>0.106</td><td>25</td></tr><tr><td>800</td><td>50</td><td>0.207</td><td>44</td></tr><tr><td>1600</td><td>50</td><td>0.410</td><td>75</td></tr><tr><td>3200</td><td>50</td><td>0.810</td><td>167</td></tr><tr><td>6400</td><td>50</td><td>1.651</td><td>298</td></tr><tr><td>12800</td><td>50</td><td>3.278</td><td>585</td></tr><tr><td>25600</td><td>50</td><td>6.632</td><td>1291</td></tr><tr><td>52100</td><td>50</td><td>13.718</td><td>2658</td></tr><tr><td>102400</td><td>50</td><td>27.491</td><td>5049</td></tr><tr><td rowspan="10">StreamWriter</td><td>200</td><td>50</td><td>0.017</td><td>9</td></tr><tr><td>400</td><td>50</td><td>0.031</td><td>11</td></tr><tr><td>800</td><td>50</td><td>0.059</td><td>13</td></tr><tr><td>1600</td><td>50</td><td>0.113</td><td>17</td></tr><tr><td>3200</td><td>50</td><td>0.230</td><td>29</td></tr><tr><td>6400</td><td>50</td><td>0.435</td><td>50</td></tr><tr><td>12800</td><td>50</td><td>0.893</td><td>65</td></tr><tr><td>25600</td><td>50</td><td>1.813</td><td>82</td></tr><tr><td>52100</td><td>50</td><td>3.939</td><td>106</td></tr><tr><td>102400</td><td>50</td><td>8.043</td><td>154</td></tr><tr><td rowspan="10">RowIterator</td><td>200</td><td>50</td><td>0.051</td><td>10</td></tr><tr><td>400</td><td>50</td><td>0.010</td><td>10</td></tr><tr><td>800</td><td>50</td><td>0.197</td><td>12</td></tr><tr><td>1600</td><td>50</td><td>0.395</td><td>15</td></tr><tr><td>3200</td><td>50</td><td>0.784</td><td>24</td></tr><tr><td>6400</td><td>50</td><td>1.530</td><td>40</td></tr><tr><td>12800</td><td>50</td><td>3.029</td><td>73</td></tr><tr><td>25600</td><td>50</td><td>6.054</td><td>140</td></tr><tr><td>52100</td><td>50</td><td>12.317</td><td>271</td></tr><tr><td>102400</td><td>50</td><td>24.175</td><td>534</td></tr><tr><td rowspan="1">AddChart</td><td>200</td><td>50</td><td>8.693</td><td>210</td></tr><tr><td rowspan="3">SetHyperLink</td><td>200</td><td>50</td><td>1.034</td><td>16</td></tr><tr><td>400</td><td>50</td><td>3.937</td><td>24</td></tr><tr><td>800</td><td>50</td><td>15.744</td><td>46</td></tr><tr><td rowspan="4">AddPicture</td><td>200</td><td>50</td><td>1.471</td><td>51</td></tr><tr><td>400</td><td>50</td><td>4.925</td><td>95</td></tr><tr><td>800</td><td>50</td><td>18.586</td><td>184</td></tr><tr><td>1600</td><td>50</td><td>79.356</td><td>360</td></tr></tbody></table> + +The performance data is generated by [this benchmark testing script](https://gist.github.com/xuri/6a5733d7c68fb212792a94b29280234b). </pre> </div>xuriTue, 16 Mar 2021 02:41:51 -0000https://sourceforge.netac9248a7d7bb32ee7ff3630a069f68403257ff99https://sourceforge.net/p/excelize/wiki/Home/<div class="markdown_content"><p>Welcome to your wiki!</p> <p>This is the default page, edit it as you see fit. To add a new page simply reference it within brackets, e.g.: <span>[SamplePage]</span>.</p> <p>The wiki uses <a class="" href="/p/excelize/wiki/markdown_syntax/">Markdown</a> syntax.</p> <p></p><h6>Project Members:</h6> <ul class="md-users-list"> <li><a href="/u/xurime/">xuri</a> (admin)</li> </ul><br/> <p><span class="download-button-60501aeb05cb2f051254fc83" style="margin-bottom: 1em; display: block;"></span></p><p></p></div>xuriTue, 16 Mar 2021 02:41:50 -0000https://sourceforge.net94282eb0d0d04d582d1e811a3137d87388537c63