Bronze Edition Guide - True BASIC

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B. True BASIC Statements 151 Exception Handling Exception handling is not discussed in this book, but these statments are described in the HELP facility: CAUSE ERROR or CAUSE EXCEPTION CONTINUE HANDLER END HANDLER EXIT HANDLER RETRY WHEN Structure USE END WHEN Debugging Statements Certain debugging statements required by ANSI are not discussed in this book. Instead, it is recommended that you use the Breakpoint feature discussed in Chapter 18. BREAK DEBUG TRACE Builtin Subroutines While not, strictly speaking, statements, True BASIC includes several builtin subroutines. They are not discussed in this Manual but are contained in the HELP facility. Clipboard ComLib ComOpen Divide Object Packb Read_Image System Sys_Event TBD Unpackb (a function, not a subroutine) Write_Image
152 BRONZE Edition Guide Alphabetical Listing of Statements This section gives examples and brief descriptions of the statements and structures discussed in this Guide. A wealth of additional information about True BASIC statements can be found in the HELP facility which is part of your True BASIC Bronze Edition. Select HELP from the main menu at the top of your screen. BOX AREA Statement BOX AREA left, right, lower, upper Draws the rectangle specified and fills it with the current foreground color. BOX CIRCLE Statement BOX CIRCLE left, right, lower, upper Draws an ellipse (or circle) inscribed in the rectangle specified in the current foreground color. BOX CLEAR Statement BOX CLEAR left, right, lower, upper Clears the rectangular region specified; that is, it fills that region with the current background color. BOX ELLIPSE Statement BOX ELLIPSE left, right, lower, upper BOX ELLIPSE is the same as BOX CIRCLE. BOX KEEP Statement BOX KEEP left, right, lower, upper IN stringvar$ Stores the entire rectangular region specified into stringvar$. BOX LINES Statement BOX LINES left, right, lower, upper Draws the outline of a rectangle specified in the current foreground color. BOX SHOW Statement BOX SHOW stringvar$ AT left, lower BOX SHOW restores the image previously stored in stringvar$ to the rectangular position whose lower left corner is specified.
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BRONZE Edition Reference Manual Joh
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4 BRONZE Edition Reference Manual 7
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6 BRONZE Edition Reference Manual P
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9 CHAPTER An Introduction to Progra
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11 CHAPTER Why True BASIC? 2 True B
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13 Installing True BASIC and Using
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Using the True BASIC 6.0 Editor Eve
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iii Short cuts The default setting
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UNDO and REDO UNDO can be applied t
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v TOOLBAR In this version of the ed
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that have a habit of making mistake
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ix EXIT THE EDITOR If you wish to e
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xi RIGHT CLICK /SHORTCUT MENU By cl
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xiii 24 (orange) for Numeric variab
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Note: if you are running a program,
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xv • UNSAVE - is a drastic measur
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a list. You may select any of the l
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• CONFIRM QUIT - is a toggle acti
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xxi • MANUALS - will display a se
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xxiii examples that can be copied d
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24 BRONZE Edition Guide It doesn’
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26 BRONZE Edition Guide The PRINT S
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28 BRONZE Edition Guide Making Simp
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30 BRONZE Edition Guide When the pr
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33 CHAPTER Constants, Variables and
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6. Constants, Variables, and Expres
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41 CHAPTER More on Input and Output
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7. More on Input and Output 43 Can
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7. More on Input and Output 45 Here
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47 CHAPTER Loop Structures 8 So far
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8. Loop Structures 49 .5 .70710678
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8. Loop Structures 51 This program
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8. Loop Structures 53 Notice that y
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8. Loop Structures 55 Change the in
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57 CHAPTER Decision Structures 9 So
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9. Decision Structures 59 Even thou
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9. Decision Structures 61 The RANDO
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9. Decision Structures 63 Other Dec
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65 CHAPTER Formatting and Printing
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10. Formatting and Printing Your Pr
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10. Formatting and Printing Your Pr
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71 CHAPTER Editing Hints and Shortc
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11. Editing Hints and Shortcuts 73
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11. Editing Hints and Shortcuts 75
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77 CHAPTER Using and Storing Data 1
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12. Using and Storing Data 79 times
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12. Using and Storing Data 81 Reusi
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12. Using and Storing Data 83 compu
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12. Using and Storing Data 85 —
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12. Using and Storing Data 87 IF re
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12. Using and Storing Data 89 The L
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12. Using and Storing Data 91 More
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93 CHAPTER Arrays and Matrices 13 P
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13. Arrays and Matrices 95 item$ ha
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13. Arrays and Matrices 97 The DIM
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13. Arrays and Matrices 99 The MAT
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Page 120 and 121: 103 CHAPTER Functions and Subroutin
Page 122 and 123: 14. Functions and Subroutines 105 C
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Page 130 and 131: 113 CHAPTER Libraries 15 Subroutine
Page 132 and 133: 15. Libraries 115 DECLARE DEF state
Page 134 and 135: 117 CHAPTER Graphics 16 Using True
Page 136 and 137: 16. Graphics 119 Figure 16.2 - Hori
Page 138 and 139: 16. Graphics 121 You can draw circl
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Page 142 and 143: 16. Graphics 125 LET x = 0 FOR move
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Page 152 and 153: 135 CHAPTER Sound and Music 17 You
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Page 156 and 157: 139 CHAPTER Correcting Errors and D
Page 158 and 159: 18. Correcting Errors and Debugging
Page 160 and 161: 18. Correcting Errors and Debugging
Page 162 and 163: 145 ASCII Character Set APPENDIX A
Page 164 and 165: 147 True BASIC Statements APPENDIX
Page 166 and 167: B. True BASIC Statements 149 The fo
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Page 178 and 179: B. True BASIC Statements 161 PLAY S
Page 180 and 181: B. True BASIC Statements 163 PROGRA
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Page 184 and 185: 167 Built-in Functions APPENDIX C T
Page 186 and 187: C. Built-in Functions 169 String Tr
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Page 190 and 191: C. Built-in Functions 173 string fo
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Page 202 and 203: 185 Explanations of Error Messages
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211 Making Your Own DO Programs APP
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213 Several DO programs are already
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215 APPENDIX PRINT USING Statement
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H. PRINT USING Statement 217 Notice
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H. PRINT USING Statement 219 Floati
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H. PRINT USING Statement 221 s$ PRI
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223 TRUE BASIC File Types APPENDIX
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I. True BASIC File Types 225 Likewi
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I. True BASIC File Types 227 or tra
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I. True BASIC File Types 229 CASE
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I. True BASIC File Types 231 Each R
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I. True BASIC File Types 233 READ #
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I. True BASIC File Types 235 actual
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I. True BASIC File Types 237 As an
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239 BASIC to True BASIC Converter A
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J. Basic to True BASIC Converter 24
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250 BRONZE Edition Guide CALL state
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252 BRONZE Edition Guide user-defin
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254 BRONZE Edition Guide Output Win
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256 BRONZE Edition Guide selecting,
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Bronze Edition Guide - True BASIC

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