slide0020.htm

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<title>第三章</title>
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 none'>&#8226;</span><span style='font-family:宋体;mso-fareast-font-family:宋体;
 font-size:113%;color:#FF3300'><b>二</b></span><span lang=EN-US
 style='font-size:113%;color:#FF3300;mso-fareast-language:ZH-CN'><b>.</b></span><span
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 lang=EN-US style='font-size:75%;color:#FF3300;mso-fareast-language:ZH-CN'><b>Dim</b></span><span
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 mso-fareast-font-family:宋体;font-size:75%'><b>类型符</b></span><span lang=EN-US
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 ZH-CN'><b><span style='mso-spacerun:yes'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
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 </span>integer , sum<span style='mso-spacerun:yes'>&nbsp; </span>As<span
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 display:none'>&#8226;</span><span lang=EN-US style='font-size:75%;mso-fareast-language:
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 display:none'>&#8226;</span><span lang=EN-US style='font-size:75%;color:#FF3300;
 mso-fareast-language:ZH-CN'><b>2.</b></span><span style='font-family:宋体;
 mso-fareast-font-family:宋体;font-size:75%;color:#FF3300'><b>隐式声明</b></span><span
 style='font-family:宋体;mso-ascii-font-family:宋体;mso-fareast-font-family:宋体;
 font-size:75%;display:none'><b>&#13;</b></span></div>
 <div style='mso-line-spacing:"130 20 0"'><span style='position:absolute;
 top:52.0%;left:9.36%;width:103.55%;height:5.25%'><span style='mso-special-format:
 nobullet;display:none'>&#8226;</span><span style='font-size:75%'><b><span
 style='mso-spacerun:yes'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 </span>Visual Basic</b></span><span style='font-family:宋体;mso-fareast-font-family:
 宋体;font-size:75%'><b>允许用户在编写应用程序时，不声明变量</b></span></span><span
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 lang=EN-US style='font-size:75%;mso-fareast-language:ZH-CN'><b>Variant</b></span><span
 style='font-family:宋体;mso-fareast-font-family:宋体;font-size:75%'><b>数据</b></span></span><span
 style='position:absolute;top:72.75%;left:13.1%;width:97.56%;height:5.25%'><span
 style='font-family:宋体;mso-fareast-font-family:宋体;font-size:75%'><b>类型。</b></span><span
 lang=EN-US style='font-size:75%;mso-fareast-language:ZH-CN'><b>Visual Basic</b></span><span
 style='font-family:宋体;mso-fareast-font-family:宋体;font-size:75%'><b>根据程序中赋予变量的值来自动调整</b></span></span><span
 style='position:absolute;top:79.75%;left:13.1%;width:82.77%;height:5.25%'><span
 style='font-family:宋体;mso-fareast-font-family:宋体;font-size:75%'><b>变量的类型。</b></span><span
 style='font-size:75%'><b> &#13;</b></span></span></div>
 <div style='mso-line-spacing:"130 20 0";position:absolute;top:88.25%;
 left:9.36%;width:86.51%;height:4.75%'><span style='mso-special-format:nobullet;
 display:none'>&#8226;</span><span style='font-family:宋体;mso-fareast-font-family:
 宋体;font-size:75%'><b>例如：</b></span></div>
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