INTOUCH^® 4GL
A Guide to the INTOUCH Language

• E notation
  • in PRINT statement
• EDIT command
• EDIT$ function
• Edit string
• EDIT symbol
• Editing input response
• Editor - INTOUCH
• ELEMENT$ function
• ELEMENTS function
• ELSE OPTION
  • in ON...GOSUB
• ELSE option in IF/THEN
• ELSE option in ON..GOTO
• ELSEID option in IF/THEN
• ENCODE$ function
• END ADD
• END DO statement
• END EXTRACT with EXTRACT STRUCTURE
• END HANDLER with HANDLER
• END IF in IF/THEN statement
• END IF statement in IF/THEN
• END ROUTINE statement #1
• END ROUTINE statement #2
• END statement
• END WHEN with WHEN EXCEPTION IN/USE
• Engines - database interfaces
• EOF option with LINE INPUT
• EPS function
• ERASE in PRINT statement
• ERASE option in INPUT
• Error counter
• Error message #1
• Error message #2
• Error messages
  • compile errors
  • exceptions
• ERROR option in MESSAGE statement
• EVAL function
• Evaluation order
• Exception
  • line
• Exception handling
  • attached handler
  • CAUSE EXCEPTION
  • CONTINUE
  • CONTINUE in HANDLER routine
  • detached handler
  • EXIT HANDLER
  • EXIT HANDLER in HANDLER routine
  • EXLABEL$
  • EXLINE
  • EXTEXT$
  • EXTYPE
  • RESUME in HANDLER routine
  • RETRY
  • RETRY in HANDLER routine
  • SYSTEXT$
  • WHEN EXCEPTION IN/USE/END WHEN
  • WHEN EXCEPTION USE
• Exception messages
• Exclamation point with comments
• EXCLUDE in EXTRACT
• EXCLUDE within EXTRACT STRUCTURE
• Excluding extracted records
• Execute library routines
• EXECUTE statement
• EXIT ADD
• EXIT command
• EXIT DO statement
• EXIT during input
• EXIT EXTRACT
• EXIT FOR
• EXIT FOR statement in FOR loop
• EXIT HANDLER statement in HANDLER routine
• EXIT ROUTINE statement
• Exit when adding a structure record
• EXLABEL$
• EXLABEL$ function
• EXLINE
• EXLINE function
• EXP function
• Expanding abbreviatioans with the TAB key
• Expressions - description
• EXTEXT$
• EXTEXT$ function
• Extract a range of keys
• Extract criteria
• EXTRACT STRUCTURE: APPEND #1
• EXTRACT STRUCTURE: APPEND #2
• EXTRACT STRUCTURE ... END EXTRACT
• EXTRACT STRUCTURE, FIELD: PARTIAL KEY
• EXTRACT STRUCTURE: KEY #1
• EXTRACT STRUCTURE: KEY #2
• EXTRACT STRUCTURE, SET, FIELD: KEY
• EXTRACT STRUCTURE, SET, USING
• Extracting records from a structure
• EXTYPE
• EXTYPE function

• Facilities, Debug system
• FALSE function
• FASTFILE #1
• FASTFILE #2
• FASTFILE #3
• FASTFILE #4
• Field attributes
• Field class #1
• Field class #2
• Field definition general information
• Field definition items
  • ACCESS
  • APPLICATION
  • ATTRIBUTES
  • CHANGEABLE
  • CLASSIFICATION
  • DATATYPE
  • DESCRIPTION
  • HEADING
  • HELP
  • KEYED
  • LENGTH
  • NAME
  • NULL
  • NUMBER
  • OPTIMIZED
  • POSITION
  • PRINTMASK
  • PROMPT
  • SCREENMASK
  • VRULES
• Field expressions in ASK STRUCTURE FIELD
• Field Name in SETUP
• Field names in ASK STRUCTURE FIELD
• FIELDS
  • Variable length
• Fields in structures
• Fields list display
• Fields with multiple occurrences
• File description
• File extension - .INT
• File line length
• File organization
• File specification
• File specifications
• Files
  • asking about
  • closing
  • deleting
  • inputing data
  • inputting multiple variables
  • line input
  • opening
  • setting characteristics
• FILESPEC$ function
• FINDFILE$ function
• FOR EACH loop
• FOR EACH ... NEXT structure
• FOR loop
  • index variable
  • initial expression
  • limit expression
  • nesting loops
  • STEP option
• FOR/NEXT loop
• FOR statement in FOR/NEXT loop
• Format characters in PRINT USING #1
• Format characters in PRINT USING #2
• Format fields in PRINT USING
• FORMAT$ function
  • DATE format options
  • ROTATE option
  • TIME format
  • ZIPCODE format
• Fourth-generation database language
• FP function
• FRAME ON/OFF
• FRAME ON/OFF command
• Full field display
• FULLTIME$ function
• Functions - Non-System
  • ABS
  • ACOS
  • ANGLE
  • ASCII
  • ASIN
  • ATN
  • CEIL
  • CHANGE$
  • CHARSET$
  • CHR$
  • COMPARE
  • CONVERT
  • CONVERT$
  • COS
  • COSH
  • COT
  • CPAD$
  • CSC
  • DATE
  • DATE$
  • DAY$
  • DAYS
  • DECODE
  • DEG
  • DIV0
  • DTYPE
  • EDIT$
  • ELEMENTS
  • ELEMENTS$
  • ENCODE$
  • EPS
  • EVAL
  • EXLABEL$
  • EXLINE
  • EXP
  • EXTEXT$
  • EXTYPE
  • FALSE
  • FILESPEC$
  • FINDFILE$
  • FORMAT$
  • FP
  • FULLTIME$
  • HASH$
  • INT
  • INTEGER
  • IP
  • ITEM
  • LBOUND
  • LCASE$
  • LEFT[$]
  • LEN
  • LOG
  • LOG10
  • LOG2
  • LPAD$
  • LTRIM$
  • MATCH
  • MAX
  • MAXLEN
  • MAXNUM
  • MAXSIZE
  • MID[$]
  • MIN
  • MOD
  • ORD
  • ORDNAME$
  • PARSE$
  • PATTERN
  • PI
  • PIECE$
  • PIECES
  • POS
  • PRETTY$
  • QUOTE$
  • RAD
  • REAL
  • REMAINDER
  • REPEAT$
  • REPLACE$
  • RIGHT[$]
  • RND #1
  • RND #2
  • ROUND
  • RPAD$
  • RTRIM$
  • SCAN
  • SEC
  • SECONDS
  • SEG$
  • SGN
  • SIN
  • SINH
  • SIZE
  • SKIP
  • SORT$
  • SPACE$
  • SQR
  • STR$
  • SYSTEXT$ #1
  • SYSTEXT$ #2
  • TAB
  • TAN
  • TANH
  • TIME
  • TIME$ #1
  • TIME$ #2
  • TIME(5)
  • trim$
  • TRUE
  • TRUNCATE
  • UBOUND
  • UCASE$
  • UNQUOTE$
  • VAL
  • VALID
  • WRAP$
  • XLATE$
• Functions - System
  • _BACK
  • _CHANNEL
  • _DEBUG
  • _EXIT
  • _EXTRACTED
  • _HELP
  • _INTEGER
  • _REAL
  • _REPLY
  • _STATUS
  • _STRING
  • _TERMINATOR

• Getting started in INTOUCH
• GO command #1
• GO command #2
• GOSUB levels
• GOSUB/RETURN statements
• GOSUB statement
• GOSUB target limits
• GOSUBs nested
• GOTO command
• GOTO statement
• GOTO target limits