substring -- r7rs Definition

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Kind

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accessor;

Extended by

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• string-copy (from r7rs);

Implemented by

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• string-copy (from vonuvoli);

Procedure signature

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Procedure variants:

• ((string range-start range-end) -> (string))
  • inputs:
    • a value of type string;
    • a value of type range-start;
    • a value of type range-end;
  • output: a value of type string;

Exports

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• scheme:base -- (scheme base);

Exports recursive

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• scheme -- (scheme);

Description

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(substring string start end)

The substring procedure returns a newly allocated string formed from the characters of string beginning with index start and ending with index end. This is equivalent to calling string-copy with the same arguments, but is provided for backward compatibility and stylistic flexibility.

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The text herein was sourced and adapted as described in the "R7RS attribution of various text snippets" appendix.

Referenced-types

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• string;
• range-start;
• range-end;