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Input / Output command? - To print the expression in new line? - To print the expression in the same line? - The Output will going to the printer Example:? "Hellow!" Sample Program NOTE prg for just print something on the screen Clear & To Clear the Screen or previous outputs?"welcome"?"hellow!"Ĩ ? " World.!"? "Thank you Writing Programs * FoxPro has powerful built-in editor for writing and editing. Comment Line To add comments to the right of the Programming code, use & Clear All Command This command is used to closes all databases files and releases all active memory variables, arrays menus or popup. MODI COMM OR MODIFY COMMAND NOTE command If ignore the particular line or command, NOTE can be used at the beginning of that line. To create new program or to edit the existing one. BLANK - To blank all the fields in the current record BLANK FIELDS, - To blank specified fields in the current record PROGRAM A Program is a set of instructions used to achieve the desired output. Blank To blank some or all the fields in the current record. REPLACE ALL PRICE WITH PRICE+50 - Adds 50 to the price field.ħ 23. REPLACE fieldname WITH "" - To replace with null value REPLACE fieldname WITH - To replace the date field with null value REPLACE ALL QUANTITY WITH 0 - Replaces the data in the quatity fied with 0 in all the records. i.e., This command can be used to remove the data in the particular field (nullifying / empty a field) e.g. Replace command To replace the content of the specified field in the database table. SET CENTURY ON SET CENTURY OFF To set date format dd/mm/yyyy => SET DATE BRIT mm/dd/yyy => SET DATE AMERICA yyyy/mm/dd => SET DATE JAPAN 22. Handling date and date format To display current system dateĦ ?DATE() To set century on to display year in 4 digits. Printing SET PRINT ON - This command sends the out put to printer - To stop this use the command SET PRINT OFF SET PRINTER TO LPT1 - To set the output printing port to LPT1 21. Hide or Show heading in list view SET HEADINGS OFF SET HEADINGS ON 20. To display the dbf files in the current directory DIR 19. To display current record number?recno() 18.
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LIST product, price*2 - price is multiplied with To view the records as manipulatable view BROWSE - To browse the records BROWSE NOEDIT - To browse the records in read only view, The records can be marked for deletion using Ctrl + T shortcut BROWSE NODELETE - To avoid deleting while browsing the records 17. The changes are applied only to the view, it not saved in database. To skip 3 records - SKIP To List the records LIST - To list the records in screen, not in window It can be used with condition as below: LIST for val(price) > 100ĥ LIST itemname, price+20 - This command lists item name with price rupees 20 added. Go To go to a particular record Syn:- GO Eg:- GO 8 Go to record 8 SKIP - To skip number of records e.g. GO BOTTOM: Used to move the record point at the last record. GO TOP Used to move the record pointer at the first record. Navigation with Records GO or GOTO both do the same things in Foxpro. To delete all the records in the current database ZAP 14. BLANK - It can be used to empty the record instead of deleting. RECALL RECALL NEXT 4 PACK - To delete the records permanently. RECALLĤ - It is used to recover the deleted records. Any one of the record can be edited using 'FOR' as below EDIT FOR empname = "LEELA" EDIT FOR rollno = To delete records DELETE - To delete current record DELETE NEXT 4 - To delete next 4 records After using the delete command the records marked with * (asterisk) mark, i.e., marked for deletion. To edit records EDIT - It list all the records one by one for editing. To display the status of the system memory variables. To display the status of the set commands: Display Status 9. To Display the structure of the database: Display Structure 8. Syn: Display ģ Ex: Display Display All Display All Records in page wise. To display the records in the current database Used to display the particular record. Append from first.dbf - To add the records from FIRST.DBF to SECOND.DBF - Same Structure is required for these databases 6. Syn: append Ex Append Append Blank - To add blank records. To add new records in database Append is used to add the new record. To Modify Structure of the Database: Modify structure (Or) Modi stru 5.