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Syntax Summary
CALL (see Chapter 6)
Use CALL is used to invoke a subprugram.
Syntax (CALL)sub-identifier(l) actual-parameter!, actual-parameter)...[l) where sub-identifier isa numeric-identifier corresponding to the sub-identifier of a SUB.
actual-parameter is expression
or general-variable
or actual-array
actual-array
is array-name! I I),
or string-general-variable record-name - vector-field-name(l I)

CALL MODULE (see Chapter 7)
Use CALL MODULE invokes the body of a module.
Syntax CALL MODOLE module-identifier(lactual-parameter[, actual-parameter)... I) where actual-listis actual-parameter(, actual-parameter)...
actualparameter is expression
or general-variable
or actual-array
actual-array
is array-name/I I),
or string-general-variable . record-name - vector-field-namef I))

CEILING & CElL (see Chapter 3)
Use
These functions return the value of their argument rounded to an integer.
Rounding is upwards, that is, towards plus infinity.
Syntax
CEI LING(argument)
CEO LI argument)
where argumentis a numericexpression.

CHDIR & CD (see Chapter 15)
Use These statements change the current directory.
Syntax CHDI R file-name
CD rest-ofUne
where rest-of-One is everything up to the end of the line

CHDIR$ (see Chapter 15)
Use
CHDIR$ is a function which returns the current directory.
Syntax
CHDI RN/I drivel)
where
drive isa string-expression, giving a single character string.
BASIC 2 PIus: User Guide & Quick Reference
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