13.2.htm
来自「This ECMA Standard specifies the form an」· HTM 代码 · 共 5 行
HTM
5 行
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>Hyperlinked ECMA C# Language Specification</title><meta name="author" content="Jon Jagger" /><link rel="stylesheet" href="ecma334.css"></link></head><body><div align="right"><em><a href="http://www.jaggersoft.com">Jon Jagger</a></em></div><div align="right"><a href="mailto:jon@jaggersoft.com">jon@jaggersoft.com</a></div><form method="get" action="http://search.atomz.com/search/"><input size="30" name="sp-q"></input><input type="submit" value="Search C# Spec"></input><input type="hidden" name="sp-a" value="sp10024177"></input><input type="hidden" name="sp-f" value="ISO-8859-1"></input></form><a href="toc.htm">Table of Contents</a> <a href="1.htm">1</a> <a href="2.htm">2</a> <a href="3.htm">3</a> <a href="4.htm">4</a> <a href="5.htm">5</a> <a href="6.htm">6</a> <a href="7.htm">7</a> <a href="8.htm">8</a> <a href="9.htm">9</a> <a href="10.htm">10</a> <a href="11.htm">11</a> <a href="12.htm">12</a> <a href="13.htm">13</a> <a href="14.htm">14</a> <a href="15.htm">15</a> <a href="16.htm">16</a> <a href="17.htm">17</a> <a href="18.htm">18</a> <a href="19.htm">19</a> <a href="20.htm">20</a> <a href="21.htm">21</a> <a href="22.htm">22</a> <a href="23.htm">23</a> <a href="24.htm">24</a> <a href="25.htm">25</a> <a href="notes.htm">Notes</a> <a href="HyperlinkedCSharpECMA.zip">Download</a><span class="ruler"></span><span class="heading">ECMA-334 C# Language Specification</span><span class="navigate"><a href="13.1.7.htm"><img src="previous.gif" alt="previous" border="0" /></a><a href="13.2.1.htm"><img src="next.gif" alt="next" border="0" /></a></span><span class="clause-depth"><a href="12.htm"><img src="previous.gif" alt="previous at this level" border="0" /></a><a href="14.htm"><img src="next.gif" alt="next at this level" border="0" /></a> <span class="clause-number-link"><a href="13.htm">13</a></span><span class="clause-title-previous"> Conversions</span></span><span class="clause-depth"><a href="13.1.htm"><img src="previous.gif" alt="previous at this level" border="0" /></a><a href="13.3.htm"><img src="next.gif" alt="next at this level" border="0" /></a> <span class="clause-number">13.2</span><span class="clause-title"> Explicit conversions</span></span><span class="locator">
Paragraph 1</span><span class="paragraph"><span class="sentence"><span class="sentence-number">1</span> <a name="P1S1"></a>The following conversions are classified as explicit conversions: </span><ul><li><span class="sentence"><span class="sentence-number">2</span> <a name="P1S2"></a> All implicit conversions.</span> </li><li><span class="sentence"><span class="sentence-number">3</span> <a name="P1S3"></a> Explicit numeric conversions.</span> </li><li><span class="sentence"><span class="sentence-number">4</span> <a name="P1S4"></a> Explicit enumeration conversions.</span> </li><li><span class="sentence"><span class="sentence-number">5</span> <a name="P1S5"></a> Explicit reference conversions.</span> </li><li><span class="sentence"><span class="sentence-number">6</span> <a name="P1S6"></a> Explicit interface conversions.</span> </li><li><span class="sentence"><span class="sentence-number">7</span> <a name="P1S7"></a> Unboxing conversions.</span> </li><li><span class="sentence"><span class="sentence-number">8</span> <a name="P1S8"></a> User-defined explicit conversions.</span> </li></ul></span><span class="locator">
Paragraph 2</span><span class="paragraph"><span class="sentence"><span class="sentence-number">1</span> <a name="P2S1"></a>Explicit conversions can occur in cast expressions (<a href="14.6.6.htm">§14.6.6</a>).</span> </span><span class="locator">
Paragraph 3</span><span class="paragraph"><span class="sentence"><span class="sentence-number">1</span> <a name="P3S1"></a>The set of explicit conversions includes all implicit conversions.</span> <span class="note">[Note: This means that redundant cast expressions are allowed. end note]</span> </span><span class="locator">
Paragraph 4</span><span class="paragraph"><span class="sentence"><span class="sentence-number">1</span> <a name="P4S1"></a>The explicit conversions that are not implicit conversions are conversions that cannot be proven to always succeed, conversions that are known to possibly lose information, and conversions across domains of types sufficiently different to merit explicit notation.</span> </span><span class="ruler"></span><table><tr><td><table align="left" bgcolor="navy"><tr bgcolor="navy"><td><font face="Arial,sans-serif" size="6" color="yellow"><strong>{ JSL }</strong></font></td></tr></table></td></tr><tr><td><font face="Arial,sans-serif" size="2" color="navy"><strong>Jagger Software Ltd</strong></font></td></tr><tr><td><font face="Arial,sans-serif" size="2" color="navy"><strong>Company # 4070126</strong></font></td></tr><tr><td><font face="Arial,sans-serif" size="2" color="navy"><strong>VAT # 762 5213 42</strong></font></td></tr></table><img src="valid-html401.png" align="left" height="31" width="88" alt="Valid HTML 4.01" /><img src="vcss.gif" align="left" height="31" width="88" alt="Valid CSS" /></body></html>⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?