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<p><b>以下是引用<i>w1098</i>在2008-9-21 23:17:00的发言:</b><br/></p><div class="msgheader">QUOTE:</div><div class="msgborder"><div class="msgheader">QUOTE:</div><div class="msgborder"><b>以下是引用<i>yl_li</i>在2008-9-17 20:13:00的发言:</b><br/>=LEN(A1)-LEN(SUBSTITUTE(A1,"A",))</div><p>=len(a1)-len(substitute(a1,"A","")),应该是这样。</p></div><p>SUBSTITUTE函数第3个参数省略(在","后省略),相当于用"" </p><p><strong><em>w1098</em>可以测试一下!</strong></p> |
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