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  • Existence of memory zone
  • Call to MemKeyVal
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Stored procedures
Warning
From version 20, this feature is kept for backward compatibility. We recommend that you use the Associative arrays.
Returns the value (added or modified by MemAdd or MemModify) of the current element in a memory zone.
Versions 15 and later
Android This function is now available for the Android applications.
New in version 15
Android This function is now available for the Android applications.
Android This function is now available for the Android applications.
Versions 17 and later
iPhone/iPad This function is now available for the iPhone/iPad applications.
New in version 17
iPhone/iPad This function is now available for the iPhone/iPad applications.
iPhone/iPad This function is now available for the iPhone/iPad applications.
Versions 18 and later
WINDEVWINDEV Mobile This function is now available in Windows Store apps mode.
Android Widget This function is now available in Android Widget mode.
New in version 18
WINDEVWINDEV Mobile This function is now available in Windows Store apps mode.
Android Widget This function is now available in Android Widget mode.
WINDEVWINDEV Mobile This function is now available in Windows Store apps mode.
Android Widget This function is now available in Android Widget mode.
Versions 22 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 22
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
// Retrieve the value of the current element
// in the memory zone named "MyMemoryZone"
ResValue = MemKeyVal("MyMemoryZone")
Syntax
<Result> = MemKeyVal(<Name of Memory Zone>)
<Result>: Character string
Value added by MemAdd or modified by MemModify.
<Name of Memory Zone>: Character string (with quotes)
Name of the memory zone, defined by MemCreate.
Remarks

Existence of memory zone

The existence of the memory zone is not checked.
If <Name of Memory Zone> does not exist, a WLanguage error occurs when MemKeyVal is run.
To check the existence of a memory zone, use MemExist.

Call to MemKeyVal

MemKeyVal must be called after MemSeek, MemSetPosition, MemFirst, MemLast, MemPrevious and MemNext.
Component : wd250std.dll
See also
Minimum version required
  • Version 9
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