Fixed typos and improved formatting (SharePoint#6594)

* Fixed typos and improved formatting

* Added lookup column as unsupported column

Added lookup column as unsupported column, as mentioned by Andrew Connell at: SharePoint#6249

Author: ganesh-sanap

docs/declarative-customization/list-form-conditional-show-hide.md

@@ -7,7 +7,7 @@ localization_priority: Priority
 
 # Show or hide columns in a list or library form
 
-You can show or hide columns in a list or library form as an alternative to deleting them. When you hide a column, it doesn't affect the column or the data in the column, as it would if you deleted it. To re-use the column, you can simply show it again in the form.
+You can show or hide columns in a list or library form as an alternative to deleting them. When you hide a column, it doesn't affect the column or the data in the column, as it would if you delete it. To re-use the column, you can simply show it again in the form.
 
 To show or hide a column in a list or library form:
 
@@ -23,11 +23,11 @@ To show or hide a column in a list or library form:
         - Locate the **Properties** section.
         - Click **Edit all**.
 
-1. At the top of the form, select **Edit Form > Edit columns**.
-1. In the **Edit columns** pane, check (to show) or uncheck (to hide) the box for the column or columns as needed.
+1. At the top of the form, select **Edit form > Edit columns**.
+1. In the **Edit columns** pane, check (to show) or uncheck (to hide) the checkbox for the column or columns as needed.
 
     > [!NOTE]
-    > If you want to re-arrange the order of the columns, either drag-and-drop the column name, or select the up or down arrow next to the column name as preferred.
+    > If you want to re-arrange the order of the columns, either drag-and-drop the column name, or first select the far right hand edge of the column name to display the options menu **(...)** and then select Move Up or Move Down as preferred.
 
 1. When you're finished, select **Save**.
 
@@ -48,25 +48,26 @@ To specify a conditional formula for a column, in the **Edit columns** pane:
 
 ### Get started with conditional formulas
 
-Formulas are equations that perform conditional expressions on column values in a list or library. A formula starts with an equal sign (=) followed by the _if_ function that returns either a _true_ or a _false_ result.
+Formulas are equations that perform conditional checks on column values in a list or library. A formula starts with an equal sign (=) followed by the _if_ function that returns either a _true_ or a _false_ result.
 
-For example, the following formula checks if the value for the *Category* column is *Product Management*.
+For example, the following formula checks if the value for the *Category* column is *Product Management*:
 
 ```
-=if([$Category]=='Product Management','true', 'false')
+=if([$Category] == 'Product Management', 'true', 'false')
 ```
 
-Returning _true_ results in hiding the column in the form while returning _false_ does not.
+Returning _true_ results in showing the column on the form while returning _false_ hides the column.
 
-The column is represented by specifying the **internal name** of the field surrounded by square brackets and preceded by a dollar sign: [$InternalName]. For example, to get the value of a field with an internal name of "ProductName", use [$ProductName].
+The column is represented by specifying the **internal name** of the field surrounded by square brackets and preceded by a dollar sign: `[$InternalName]`. For example, to get the value of a field with an internal name of "ProductName", use `[$ProductName]`.
 
-#### Supported column types in conditional show or hide
+#### Unsupported column types in conditional formulas
 
 While the formula supports many of the available column types, we do not currently support the following column types:
 
-* Person columns with multiple selections
-* Multiple choice column
-* Time calculations in DateTime column
+* Person or Group with multiple selections
+* Choice with multiple selections
+* Lookup columns
+* Time calculations in Date and Time column
 * Currency columns
 * Location columns
 * Calculated columns
@@ -76,59 +77,59 @@ While the formula supports many of the available column types, we do not current
 
 ##### Choice column
 
-The following formula checks if the choice column [$Category] has a value *Product Management*:
+The following formula checks if the choice column `[$Category]` has a value *Product Management*:
 
 ```
-=if([$Category]=='Product Management','true', 'false')
+=if([$Category] == 'Product Management', 'true', 'false')
 ```
 
 ##### Number column
 
-The following formula checks if the choice column [$Flightscost] is less than or equal to *120*:
+The following formula checks if the number column `[$Flightscost]` is less than or equal to *120*:
 
 ```
-=if([$Flightscost]<=120, 'true','false')
+=if([$Flightscost] <= 120, 'true', 'false')
 ```
 
-You can also do arithmetic calculations, such as adding the value of two columns and checking its sum as follows in the following formula:
+You can also do arithmetic calculations, such as adding the value of two columns and checking its sum as given in the following formula:
 
 ```
-=if(([$Flightscost]+[$Hotelcost])>500, 'true','false')
+=if(([$Flightscost] + [$Hotelcost]) > 500, 'true', 'false')
 ```
 
 ##### Date column
 
-The following formula checks if the date column [$StartDate] is equal to a specific date. To do so, it uses the *Date()* function to convert a given string into a date:
+The following formula checks if the date column `[$StartDate]` is equal to a specific date. To do so, it uses the *Date()* function to convert a given string into a date:
 
 ```
-=if([$StartDate]==Date('4/6/2020'),'true','false')
+=if([$StartDate] == Date('4/6/2020'), 'true', 'false')
 ```
 
-An example checking if the date column [$StartDate] is less than a specific date:
+An example of checking if the date column `[$StartDate]` is less than or equal to a specific date:
 
 ```
-=if([$StartDate] >= Date('4/6/2020'),'true','false')
+=if([$StartDate] <= Date('4/6/2020'), 'true', 'false')
 ```
 
-An example checking if the dates from [$StartDate] and [$EndDate] columns are between specific dates:
+An example of checking if the dates from `[$StartDate]` and `[$EndDate]` columns are between specific dates:
 
 ```
-=if([$StartDate] >= Date('4/6/2020') && [$EndDate] <= Date('6/10/2020'),'true','false')
+=if([$StartDate] >= Date('4/6/2020') && [$EndDate] <= Date('6/10/2020'), 'true', 'false')
 ```
 
 ##### Person column
 
-The following formula checks if the person column [$Owner] is equal to a specific user's email.
+The following formula checks if an email of person column `[$Owner]` is equal to a specific user's email:
 
 ```
-=if([$Owner.email]=='[email protected]', 'true', 'false')
+=if([$Owner.email] == '[email protected]', 'true', 'false')
 ```
 
 ##### Boolean (Yes/No) column
 
-The following formula checks if the Yes/No column [$Promoted] is equal to a Yes. To do so, it checks for the value _true_ which maps to _Yes_ for users. 
+The following formula checks if the Yes/No column `[$Promoted]` is equal to a Yes. To do so, it checks for the value _true_ which maps to _Yes_ for users. 
 
 ```
-=if([$Promoted]==true,'true','false')
+=if([$Promoted] == true, 'true', 'false')
 ```