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1 <?xml version="1.0" encoding="utf-8"?> |
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2 <!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. --> |
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3 <!-- This component and the accompanying materials are made available under the terms of the License |
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4 "Eclipse Public License v1.0" which accompanies this distribution, |
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5 and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". --> |
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6 <!-- Initial Contributors: |
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7 Nokia Corporation - initial contribution. |
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8 Contributors: |
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9 --> |
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10 <!DOCTYPE concept |
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11 PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd"> |
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12 <concept id="GUID-8A58670C-D805-5E97-9B88-70C40CD011D4" xml:lang="en"><title> NULL |
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13 constant literals</title><shortdesc>Literal descriptor containing a NULL text string </shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody> |
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14 <p>Three variants are provided and can be used directly:</p> |
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15 <ul> |
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16 <li id="GUID-D0742F7B-BB19-53CF-B5FC-70F34F424C46"><p><codeph>KNullDesC16</codeph> - |
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17 the 16 bit variant for Unicode strings</p> </li> |
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18 <li id="GUID-B97993A8-7495-54BF-A260-8957E5A3E3C5"><p><codeph>KNullDesC8</codeph> - |
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19 the 8 bit variant for non-Unicode strings</p> </li> |
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20 <li id="GUID-8BA001E9-6718-5A58-B8A6-2E69348BF1C8"><p><codeph>KNullDesC</codeph> - |
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21 the build independent variant</p> </li> |
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22 </ul> |
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23 <p>These are defined in <filepath>e32std.h</filepath> and are defined as follows:</p> |
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24 <ul> |
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25 <li id="GUID-BC97F5BB-595A-5BC5-BCA2-7C5FABC055B8"><p><codeph>_LIT(KNullDesC,"");</codeph> </p> </li> |
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26 <li id="GUID-A7AC1685-3C5F-579F-B9C6-2F3186A09123"><p><codeph>_LIT8(KNullDesC8,"");</codeph> </p> </li> |
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27 <li id="GUID-1F6C6C8A-5354-57FD-BA41-1A3CE1ACC0E0"><p><codeph>_LIT16(KNullDesC16,"");</codeph> </p> </li> |
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28 </ul> |
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29 </conbody></concept> |