13 lines
11 KiB
HTML
13 lines
11 KiB
HTML
<html><head><meta http-equiv="X-UA-Compatible" content="IE=edge" /><link rel="shortcut icon" href="../icons/favicon.ico" /><style type="text/css">.OH_CodeSnippetContainerTabLeftActive, .OH_CodeSnippetContainerTabLeft,.OH_CodeSnippetContainerTabLeftDisabled { }.OH_CodeSnippetContainerTabRightActive, .OH_CodeSnippetContainerTabRight,.OH_CodeSnippetContainerTabRightDisabled { }.OH_footer { }</style><link rel="stylesheet" type="text/css" href="../styles/branding.css" /><link rel="stylesheet" type="text/css" href="../styles/branding-en-US.css" /><script type="text/javascript" src="../scripts/branding.js"> </script><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>DryadLinqQueryable.SumAsQuery Method (IQueryable(Nullable(Int32)))</title><meta name="Language" content="en-us" /><meta name="Microsoft.Help.Id" content="M:Microsoft.Research.DryadLinq.DryadLinqQueryable.SumAsQuery(System.Linq.IQueryable{System.Nullable{System.Int32}})" /><meta name="Description" content="Same as , but returns an <<>> containing a single element. Computes the sum of a set of nullable Int32 values." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="Microsoft.Research.DryadLinq" /><meta name="file" content="569b8102-50a9-8bcb-d31c-9cce486ffe27" /><meta name="guid" content="569b8102-50a9-8bcb-d31c-9cce486ffe27" /></head><body onload="OnLoad('cs')"><input type="hidden" id="userDataCache" class="userDataStyle" /><div class="OH_outerDiv"><div class="OH_outerContent"><table class="TitleTable"><tr><td class="OH_tdTitleColumn">DryadLinqQueryable<span id="LST111CD017_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_0?cpp=::|nu=.");</script>SumAsQuery Method (IQueryable<span id="LST111CD017_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_1?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Nullable<span id="LST111CD017_2"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_2?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Int32<span id="LST111CD017_3"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_3?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST111CD017_4"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_4?cs=>|vb=)|cpp=>|fs=>|nu=)");</script>)</td><td class="OH_tdRunningTitleColumn">DryadLINQ documentation</td></tr></table><div id="mainSection"><div id="mainBody"><span class="introStyle"></span><div class="summary">
|
||
Same as <a href="http://msdn2.microsoft.com/en-us/library/bb339977" target="_blank">Sum(IQueryable<span id="LST111CD017_5"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_5?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Nullable<span id="LST111CD017_6"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_6?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Int32<span id="LST111CD017_7"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_7?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST111CD017_8"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_8?cs=>|vb=)|cpp=>|fs=>|nu=)");</script>)</a>, but returns an <a href="http://msdn2.microsoft.com/en-us/library/bb495796" target="_blank">IQueryable</a><<a href="http://msdn2.microsoft.com/en-us/library/fs5xdbk8" target="_blank">Nullable</a><<a href="http://msdn2.microsoft.com/en-us/library/td2s409d" target="_blank">Int32</a>>>
|
||
containing a single element. Computes the sum of a set of nullable Int32 values.
|
||
</div><p> </p><strong>Namespace:</strong> <a href="efe6507e-9fd8-bbd3-8227-fd6ba9e289c1.htm">Microsoft.Research.DryadLinq</a><br /><strong>Assembly:</strong> Microsoft.Research.DryadLinq (in Microsoft.Research.DryadLinq.dll) Version: 0.2.1.0 (0.2.1.0)<div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Syntax</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><div class="OH_CodeSnippetContainer"><div class="OH_CodeSnippetContainerTabs"><div class="OH_CodeSnippetContainerTabLeft" id="ID0ECCA_tabimgleft"> </div><div id="ID0ECCA_tab1" class="OH_CodeSnippetContainerTabFirst"><a href="#" onclick="javascript:ChangeTab('ID0ECCA','cs','1','3');return false;">C#</a></div><div id="ID0ECCA_tab2" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0ECCA','vb','2','3');return false;">VB</a></div><div id="ID0ECCA_tab3" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0ECCA','cpp','3','3');return false;">C++</a></div><div class="OH_CodeSnippetContainerTabRight" id="ID0ECCA_tabimgright"> </div></div><div class="OH_CodeSnippetContainerCodeCollection"><div class="OH_CodeSnippetToolBar"><div class="OH_CodeSnippetToolBarText"><a id="ID0ECCA_copyCode" href="#" onclick="javascript:CopyToClipboard('ID0ECCA');return false;" title="Copy">Copy</a></div></div><div id="ID0ECCA_code_Div1" class="OH_CodeSnippetContainerCode" style="display: block"><pre xml:space="preserve"><span class="keyword">public</span> <span class="keyword">static</span> <span class="identifier">IQueryable</span><<span class="identifier">Nullable</span><<span class="identifier">int</span>>> <span class="identifier">SumAsQuery</span>(
|
||
<span class="keyword">this</span> <span class="identifier">IQueryable</span><<span class="identifier">Nullable</span><<span class="identifier">int</span>>> <span class="parameter">source</span>
|
||
)</pre></div><div id="ID0ECCA_code_Div2" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><<span class="identifier">ExtensionAttribute</span>>
|
||
<span class="keyword">Public</span> <span class="keyword">Shared</span> <span class="keyword">Function</span> <span class="identifier">SumAsQuery</span> (
|
||
<span class="parameter">source</span> <span class="keyword">As</span> <span class="identifier">IQueryable</span>(<span class="keyword">Of</span> <span class="identifier">Nullable</span>(<span class="keyword">Of</span> <span class="identifier">Integer</span>))
|
||
) <span class="keyword">As</span> <span class="identifier">IQueryable</span>(<span class="keyword">Of</span> <span class="identifier">Nullable</span>(<span class="keyword">Of</span> <span class="identifier">Integer</span>))</pre></div><div id="ID0ECCA_code_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">public</span>:
|
||
[<span class="identifier">ExtensionAttribute</span>]
|
||
<span class="keyword">static</span> <span class="identifier">IQueryable</span><<span class="identifier">Nullable</span><<span class="identifier">int</span>>>^ <span class="identifier">SumAsQuery</span>(
|
||
<span class="identifier">IQueryable</span><<span class="identifier">Nullable</span><<span class="identifier">int</span>>>^ <span class="parameter">source</span>
|
||
)</pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0ECCA");</script><h4 class="subHeading">Parameters</h4><dl><dt><span class="parameter">source</span></dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">System.Linq<span id="LST111CD017_9"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_9?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>IQueryable</a><span id="LST111CD017_10"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_10?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/b3h38hb0" target="_blank">Nullable</a><span id="LST111CD017_11"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_11?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/td2s409d" target="_blank">Int32</a><span id="LST111CD017_12"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_12?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST111CD017_13"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_13?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><br />A dataset of nullable Int32 values to calculate the sum of</dd></dl><h4 class="subHeading">Return Value</h4>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">IQueryable</a><span id="LST111CD017_14"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_14?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/b3h38hb0" target="_blank">Nullable</a><span id="LST111CD017_15"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_15?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/td2s409d" target="_blank">Int32</a><span id="LST111CD017_16"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_16?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST111CD017_17"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_17?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><br />The sum of the values in the dataset<h4 class="subHeading">Usage Note</h4>In Visual Basic and C#, you can call this method as an instance method on any object of type <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">IQueryable</a><span id="LST111CD017_18"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_18?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/b3h38hb0" target="_blank">Nullable</a><span id="LST111CD017_19"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_19?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/td2s409d" target="_blank">Int32</a><span id="LST111CD017_20"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_20?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST111CD017_21"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST111CD017_21?cs=>|vb=)|cpp=>|fs=>|nu=)");</script>. When you use instance method syntax to call this method, omit the first parameter. For more information, see <a href="http://msdn.microsoft.com/en-us/library/bb384936.aspx" target="_blank">Extension Methods (Visual Basic)</a> or <a href="http://msdn.microsoft.com/en-us/library/bb383977.aspx" target="_blank">Extension Methods (C# Programming Guide)</a>.<div class="OH_CollapsibleAreaRegion" id="seeAlsoSection"><div class="OH_regiontitle">See Also</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><h4 class="subHeading">Reference</h4><div class="seeAlsoStyle"><a href="6d67ec6b-96ed-0a8b-0ad4-1c0568c7bf91.htm">DryadLinqQueryable Class</a></div><div class="seeAlsoStyle"><a href="f7353d8f-b53e-4485-3a32-a47d26df83b2.htm">SumAsQuery Overload</a></div><div class="seeAlsoStyle"><a href="efe6507e-9fd8-bbd3-8227-fd6ba9e289c1.htm">Microsoft.Research.DryadLinq Namespace</a></div></div></div></div></div><div id="OH_footer" class="OH_footer"> </div></body></html> |