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What is your question? &nbsp;Do you want to know how to recalculate the sum? &nbsp;How are these values calculated in the first place?
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What is your question?  Do you want to know how to recalculate the sum?  How are these values calculated in the first place?

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sorry ,my question is: how to recalculate the sum? in the row &quot;total variable&quot;
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sorry ,my question is: how to recalculate the sum? in the row "total variable"

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Then, how are these values calculated in the first place?
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Then, how are these values calculated in the first place?

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the initial values are read from the database. Then be amended any value of textbox to the grilla and the amount is due to recalculate
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the initial values are read from the database. Then be amended any value of textbox to the grilla and the amount is due to recalculate

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Can you repeat that process when a TextBox value changes?
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Can you repeat that process when a TextBox value changes?

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e.g: if the value of the row and column 01000042 200806 increase in 10, then the &quot;total variable&quot; corresponding to the column 200806 also were increased by 10, i.e. it recalculates
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e.g: if the value of the row and column 01000042 200806 increase in 10, then the "total variable" corresponding to the column 200806 also were increased by 10, i.e. it recalculates

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What are you looking for from me?
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I have a gidview (.net - vs2008 )with texbox, additionally the gridview have two rows:<br />
The row &quot;TOTAL variable&quot; is modificable, if I modify any value of column &quot;200806&quot; then the row &quot;TOTAL variable&quot; change<br />
<a href="https://filedb.experts-exchange.com/incoming/2008/06_w25/33250/gridviewTextbox.jpg" target="_blank" class="file-inline" title="gridview with texbox (57 KB)"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M67.508 468.467c-58.005-58.013-58.016-151.92 0-209.943l225.011-225.04c44.643-44.645 117.279-44.645 161.92 0 44.743 44.749 44.753 117.186 0 161.944l-189.465 189.49c-31.41 31.413-82.518 31.412-113.926.001-31.479-31.482-31.49-82.453 0-113.944L311.51 110.491c4.687-4.687 12.286-4.687 16.972 0l16.967 16.971c4.685 4.686 4.685 12.283 0 16.969L184.983 304.917c-12.724 12.724-12.73 33.328 0 46.058 12.696 12.697 33.356 12.699 46.054-.001l189.465-189.489c25.987-25.989 25.994-68.06.001-94.056-25.931-25.934-68.119-25.932-94.049 0l-225.01 225.039c-39.249 39.252-39.258 102.795-.001 142.057 39.285 39.29 102.885 39.287 142.162-.028A739446.174 739446.174 0 0 1 439.497 238.49c4.686-4.687 12.282-4.684 16.969.004l16.967 16.971c4.685 4.686 4.689 12.279.004 16.965a755654.128 755654.128 0 0 0-195.881 195.996c-58.034 58.092-152.004 58.093-210.048.041z"/></svg>gridviewTextbox.jpg</a>
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gridviewTextbox.jpg

I have a gidview (.net - vs2008 )with texbox, additionally the gridview have two rows:
The row "TOTAL variable" is modificable, if I modify any value of column "200806" then the row "TOTAL variable" change

read a gridview with texbox

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