需要注意寫不寫var的區別
<html><br />需要注意寫不寫var的區別<br /><mce:script language="javascript"><!--</p><p>name = 100;<br />name = name + 1;<br />alert( name + "9");<br />// --></mce:script><br /><p>//第一種 彈出10019 </p><br /><p>代碼：</p><br /><p>name = 100; </p><br /><p>name = name + 1; </p><br /><p>alert( name + "9");</p><br /><p><br /> <mce:script language="javascript"><!--</p><p>var name = 100;<br />name = name + 1;<br />alert( name + "9"); </p><p>// --></mce:script><br /> //第二種 彈出1019 </p><br /><p>代碼：</p><br /><p>var name = 100; </p><br /><p>name = name + 1; </p><br /><p>alert( name + "9")</p><br /></html>
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