Denso Power Net Terminal BHT-103 Spezifikationen PDF herunterladen (Seite 92)

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6.3.4 Function Operators

The following two types of functions are available in BHT-BASIC, both of which work as func-

tion operators:

■

Built-in Functions

Already built in BHT-BASIC, e.g., ABS and INT.

■ User-defined Functions

Defined by using DEF FN (in single-line form), DEF FN...END DEF (in block form),

SUB...END SUB, or FUNCTION...END FUNCTION statement.

6.3.5 String Operators

A character string operator may concatenate or compare character strings.

Listed below are the types of character string operators available.

■

Concatenation of Character Strings

The process of combining character strings is called concatenation and is executed

with the plus sign (+). The example below concatenates the character strings,

a$ and

b$.

a$="Work1" : b$ = "dat"

PRINT a$+"."+b$

Operations Character String Operators Examples

Concatenation

+ (Plus sign) a$+"."+b$

Comparison

= (Equal) a$=b$

<>, ><

(Not equal) a$<>b$, a$><b$

>, <, =<, =>, <=, >=

(Greater or less) a$>b$, a$=>b$

Work1.dat

1 2 ... 87 88 89 90 91 92 93 94 95 96 97 ... 576 577

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