To change the formatting from Text to Date, use Text to Columns technique:(text to columns--中文版中的“分列")1. Select the column formatted as text. 2. From the Data menu, select Text to Columns.3. In Step 1 of 3, select the Fixed width option button. 4. Skip Step 2 of 3. 5. In Step 3 of 3, check Date option button in Column data format, and click Finish. 工作中经常有朋友将日期型数据输入为文本型,导致影响与此数据相关的计算,下面我就把如何将文本型日期改变为日期型的方法演示给大家：