Empty string: Difference between revisions
→{{header|PL/I}}: add (necessary) declaration
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Walterpachl (talk | contribs) (→{{header|PL/I}}: add (necessary) declaration) |
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=={{header|PL/I}}==
<lang PL/I>Dcl s Char(10) Varying;
s = ''; /* assign an empty string to a variable. */
if length(s) = 0 then ... /* To test whether a string is empty */
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