Difference between revisions of "LEFT()"
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==Syntax== | ==Syntax== | ||
| − | LEFT(<expC>, <expN>) | + | LEFT(<expC> | <memofield>, <expN>) |
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==Description== | ==Description== | ||
| − | The LEFT() function extracts a substring from the left of the character expression <expC> of width <expN> characters wide. The LEFT() function can be used on character fields in index expressions to extract part of the field in the index key. | + | The LEFT() function extracts a substring from the left of the character expression <expC> or memo <memofield> of width <expN> characters wide. The LEFT() function can be used on character fields in index expressions to extract part of the field in the index key. |
Revision as of 11:40, 23 October 2009
Class
String Data
Purpose
Function to extract substring from left
Syntax
LEFT(<expC> | <memofield>, <expN>)
See Also
AT(), ATNEXT(), INLIST(), OCCURS(), RAT(), RIGHT(), STR(), STREXTRACT(), STRTRAN(), STUFF(), SUBSTR()
Description
The LEFT() function extracts a substring from the left of the character expression <expC> or memo <memofield> of width <expN> characters wide. The LEFT() function can be used on character fields in index expressions to extract part of the field in the index key.
Example
? left("Christopher",5) Chris
Products
Recital Database Server, Recital Mirage Server, Recital Terminal Developer
