code: function getTextareaInfo() {
                      //read needed values
                      var textareaCursorPosition = _targetElementNative.selectionStart;
                      if (textareaCursorPosition === undefined)
                          return;
  
                      var strLength = 'length';
                      var textareaValue = _targetElement.val();
                      var textareaLength = textareaValue[strLength];
                      var textareaRowSplit = textareaValue.split("\n");
                      var textareaLastRow = textareaRowSplit[strLength];
                      var textareaCurrentCursorRowSplit = textareaValue.substr(0, textareaCursorPosition).split("\n");
                      var widestRow = 0;
                      var textareaLastCol = 0;
                      var cursorRow = textareaCurrentCursorRowSplit[strLength];
                      var cursorCol = textareaCurrentCursorRowSplit[textareaCurrentCursorRowSplit[strLength] - 1][strLength];
                      var rowCols;
                      var i;
  
                      //get widest Row and the last column of the textarea
                      for (i = 0; i < textareaRowSplit[strLength]; i++) {
                          rowCols = textareaRowSplit[i][strLength];
                          if (rowCols > textareaLastCol) {
                              widestRow = i + 1;
                              textareaLastCol = rowCols;
                          }
                      }
  
                      return {
                          _cursorRow: cursorRow, //cursorRow
                          _cursorColumn: cursorCol, //cursorCol
                          _rows: textareaLastRow, //rows
                          _columns: textareaLastCol, //cols
                          _widestRow: widestRow, //wRow
                          _cursorPosition: textareaCursorPosition, //pos
                          _cursorMax: textareaLength //max
                      };
                  }
docs: Gets several information of the textarea and returns them as a object or undefined if the browser doesn't support it.
  @returns {{cursorRow: Number, cursorCol, rows: Number, cols: number, wRow: number, pos: number, max : number}} or undefined if not supported.