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flagship - Programming language

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flagship is a programming language created in 1986.

#1194on PLDB 37Years Old


Example from the web:
** File: hello1.prg // your first program ? "Hello world!" // similar to printf("\nHello world!") wait // wait for user prompt before closing the application ** File: hello2.prg // your second application set color to "W+/B" // set color white on blue @ 5,10 TO 9,30 // draw box @ 7,12 SAY "hello world" // print text on given coordinates key = inkey(5) // wait for key press within 5 seconds ** File: dbf1.prg // handles available/creates new database #include "fspreset.fh" // converts all file names to lower case PARAMETER par1 // accepts command-line parameters dbname := IF(EMPTY(par1), "mydbf1", par1) // set default if required IF .NOT. FILE(dbname + ".dbf") // database available? DBCREATE(dbname, {{"Name", "C", 25, 0}, ; // not yet, so {"Address", "C", 30, 0}, ; // create a new {"Born", "D", 8, 0}, ; // database, here {"Note", "M", 10, 0}} ) // with 4 fields ENDIF USE (dbname) SHARED // open the given database or mydbf1.dbf IF !USED() // check the success ? "sorry, cannot open", dbname QUIT // abort the execution ENDIF BROWSE () // browse/edit QUIT // exit back to command line

Language features

Feature Supported Token Example
Strings "
"Hello world"
Comments
// A comment
Line Comments //
// A comment
Semantic Indentation X

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