Includes actual screen images from VFP 9 to help you follow along. Organized into 23 distinct chapters for easy reference. Find it at or your favorite tech bookstore!" Key Book Details for Reference Ravi Kant Taxali Publisher: BPB Publications Available in Paperback and Kindle formats.
Field validation example (on LostFocus of email TextBox):
Focus on SQL: Visual FoxPro uses a powerful implementation of SQL. If you know SQL, you are already halfway to mastering VFP data manipulation. Finding the Best "Made Simple" PDF
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APPEND BLANK IN invoice_items REPLACE invoice_items.invoiceid WITH lcInvoiceID, ; invoice_items.itemid WITH lcItemID, ; invoice_items.qty WITH lnQty, ; invoice_items.price WITH lnPrice * Recalc total SELECT SUM(qty*price) FROM invoice_items WHERE invoiceid = lcInvoiceID INTO ARRAY laTot REPLACE invoices.total WITH laTot[1] FOR invoiceid = lcInvoiceID