<table class="tableup" cellspacing="4" cellpadding="4" width="100%" border="0"><tbody><tr><th>A</th><th>B</th><th>C</th><th>D</th></tr><tr><th>Array 1</th><th>Array 1</th><th>Array 2</th><th>Array 2</th></tr><tr valign="top"><td>3</td><td>4</td><td>2</td><td>7</td></tr><tr valign="top"><td>8</td><td>6</td><td>6</td><td>7</td></tr><tr valign="top"><td>1</td><td>9</td><td>5</td><td>3</td></tr><tr><th>公式</th><th>说明(结果)</th></tr><tr valign="top"><td>=SUMPRODUCT(A2:B4, C2:D4)</td><td>两个数组的所有元素对应相乘,然后把乘积相加,即 3*2 + 4*7 + 8*6 + 6*7 + 1*5 + 9*3。(156)</td></tr></tbody></table><p> </p><p> </p><p>[E2] = Evaluate("SUMPRODUCT(A2:B4, C2:D4)")</p>
[此贴子已经被作者于2008-2-15 16:50:33编辑过] |