30 lines
862 B
Plaintext
30 lines
862 B
Plaintext
--(1) starting from n characters in and of m length;
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--(2) starting from n characters in, up to the end of the string;
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--(3) whole string minus last character;
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--(4) starting from a known character within the string and of m length;
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--(5) starting from a known substring within the string and of m length.
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constant sentence = "the last thing the man said was the",
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n = 10, m = 5
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integer k, l
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l = n+m-1
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if l<=length(sentence) then
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?sentence[n..l] -- (1)
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end if
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if n<=length(sentence) then
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?sentence[n..-1] -- (2) or [n..$]
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end if
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if length(sentence)>0 then
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?sentence[1..-2] -- (3) or [1..$-1]
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end if
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k = find('m',sentence)
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l = k+m-1
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if l<=length(sentence) then
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?sentence[k..l] -- (4)
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end if
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k = match("aid",sentence)
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l = k+m-1
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if l<=length(sentence) then
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?sentence[k..l] -- (5)
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end if
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