
ITALIAN TECHNOLOGY
grifo
Page III
NSB8 Rel. 5.10
VERY SMALL NUMBER ................................................................................................... 71
RANGE.................................................................................................................................. 72
OPERATORS........................................................................................................................... 72
ARITHMETIC OPERATORS ............................................................................................ 72
RELATIONAL OPERATORS ............................................................................................ 72
BOOLEAN OPERATORS................................................................................................... 73
EXPRESSIONS ....................................................................................................................... 74
EXAMPLES OF LEGAL NUMERIC EXPRESSIONS ................................................... 74
EXAMPLES OF ILLEGAL NUMERIC EXPRESSIONS ............................................... 74
ORDER OF EVALUATION OF OPERATORS ................................................................ 74
USING ARRAYS ........................................................................................................................ 75
INDEXING AND SUBSCRIPTING ...................................................................................... 75
MULTIPLE DIMENSION ARRAYS..................................................................................... 75
DEFAULT DIMENSIONS...................................................................................................... 76
ARRAYS MAY NOT BE REDIMENSIONED ..................................................................... 76
ARRAY REFERENCES IN NUMERIC EXPRESSIONS................................................... 77
USING STRINGS....................................................................................................................... 78
STRING CONSTANTS........................................................................................................... 78
THE NULL STRING............................................................................................................... 78
STRING VARIABLES ............................................................................................................ 78
DIMENSIONING STRING VARIABLES......................................................................... 78
SUBSTRINGS.......................................................................................................................... 79
THE OPEN ENDED SUBSTRING..................................................................................... 79
STRING CONCATENATION ............................................................................................... 79
STRING FUNCTIONS ........................................................................................................... 80
STRING EXPRESSIONS ....................................................................................................... 80
STRING COMPARISONS ..................................................................................................... 80
ASSIGNMENT TO STRINGS AND SUBSTRINGS............................................................ 81
MAXIMUM LENGTH AND CURRENT LENGTH ........................................................... 82
CHARACTER SET IN BASIC .............................................................................................. 82
FORMATTED PRINTING ....................................................................................................... 84
REGULAR AND E FORMAT NUMBER PRINTING........................................................ 84
WHAT IS A FORMATTED NUMBER ............................................................................... 84
RIGHT JUSTIFICATION...................................................................................................... 85
DECIMAL PLACES ............................................................................................................... 86
DEFAULT FORMAT AND CURRENT FORMAT.............................................................. 87
OTHER FORMAT CHARACTERS ..................................................................................... 87
EXAMPLES............................................................................................................................. 88
EXECUTION AND CONTROL FLOW .................................................................................. 89
THE FOR NEXT LOOP............................................................................................................ 90
BODY OF THE LOOP............................................................................................................ 90
THE CONTROL VARIABLE AND THE LIMIT VALUE.................................................. 90
THE OPTIONAL STEP VALUE ........................................................................................... 90