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Empty string: Difference between revisions
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=={{header|Harbour}}==
<lang visualfoxpro>// in Harbour we have several functions to check emptiness of a string, f.e. hb_IsNull(), Len(), Empty() et.c., ▼
▲// in Harbour we have several functions to check emptiness of a string, f.e. hb_IsNull(), Len(), Empty() et.c.,
// we can also use comparison expressions like [cString == ""] and [cString != ""], yet the most convenient
// of them is `Empty()` (but that depends on personal coding style).
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? Empty( cString ) // --> TRUE
IF ! Empty( cString ) // --> FALSE
? cString
ENDIF</lang>
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