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|  | <br/>'''Extract text'''<br/> |  | <br/>'''Extract text'''<br/> | 
| − | Uses a regular expression to match and extract a section from the text.<br/> | + | Uses a regular expression to match and extract a section from the text. | 
|  | + | <br/>'''Example Usage'''<br/> | 
|  | + | My phone number is 1234567890<br/> | 
|  | + | Extract the expression "[0-9]". | 
|  | + | This will give a final result of the extraction of the phone number. | 
|  | + | <br/> | 
|  | <br/>'''Upper case'''<br/> |  | <br/>'''Upper case'''<br/> | 
|  | Converts the text to all upper case characters.<br/> |  | Converts the text to all upper case characters.<br/> | 
|  | + | '''Example Usage'''<br/> | 
|  | + | Source text<br/> | 
|  | + | "Macrodroid is my app to automate my device".<br/> | 
|  | + | Final result | 
|  | + | "MACRODROID IS MY APP TO AUTOMATE MY DEVICE".<br/> | 
|  | <br/>'''Lower case'''<br/> |  | <br/>'''Lower case'''<br/> | 
|  | Converts the text to all lower case characters.<br/> |  | Converts the text to all lower case characters.<br/> | 
|  | + | '''Example Usage'''<br/> | 
|  | + | Source text<br/> | 
|  | + | "MACRODROID IS MY APP TO AUTOMATE MY DEVICE".<br/> | 
|  | + | Final result<br/> | 
|  | + | "macrodroid is my app to automate my device".<br/> | 
|  | <br/>'''Trim whitespase'''<br/> |  | <br/>'''Trim whitespase'''<br/> | 
|  | Removes any leading/trailing whitespace from the text. |  | Removes any leading/trailing whitespace from the text. |