October 2024
Intermediate to advanced
272 pages
6h 54m
English
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Comprehending Data Structures
SNOBOL offers two built-in compound data types: arrays and tables. It also provides you the ability to define your data structures.
Arrays
In SNOBOL, an array is a heterogeneous (“mix-and-match”), dynamically created multidimensional structure. The dimensions cannot be altered once an array is defined through an array prototype.
To instantiate an array, use the ARRAY(proto[, init]) primitive function. The first parameter is a prototype: a string containing a comma-separated list of dimensions or dimension slices, such as "2,2:8". This prototype can be a direct string literal or derived from a string expression through operations like concatenation or other function calls. An optional second parameter allows for ...
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