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Quote: a Cedar REF ANY variable requires runtime type verification before access or modification

topics > all references > references sa-sz > QuoteRef: swinDC7_1985 , p. 232



Topic:
safe use of pointers
Topic:
using pointers in Thesa
Topic:
ref_any or Object data type
Topic:
type reflection and introspection

Quotation Skeleton

A variable of type REF ANY can take … However, the actual type of the referenced object … [via boolean ISTYPE[x,T], assertion NARROW[x,T], or SELECT of type cases.] …   Google-1   Google-2

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Additional Titles

Quote: runtime type verification by predicate ISTYPE, assertion NARROW, or SELECT of type cases

Related Topics up

Topic: safe use of pointers (102 items)
Topic: using pointers in Thesa (49 items)
Topic: ref_any or Object data type (9 items)
Topic: type reflection and introspection (28 items)

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