Talk:Substring: Difference between revisions
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Also, considering the PL/I version when the original string has a length of zero (a null string, if you will). What does the PL/I '''substr''' BIF do with a negative length (3<sup>rd</sup> argument)? -- [[User:Gerard Schildberger|Gerard Schildberger]] ([[User talk:Gerard Schildberger|talk]]) 23:15, 5 October 2013 (UTC)
== Unicode support ==
Most modern languages support Unicode in some form, usually UTF-16. However, none of the example code in any of these languages seems to work correctly with characters above the Basic Multilingual Plane. Why is that? Did the requirement to support all Unicode code points come after the examples were written?
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