如何显示加法&在按键事件中将gridview单元格值减去到文本框中 [英] how to display addition & substraction of gridview cells value into a textbox on key press event

问题描述

我有一个网格视图，当用户输入值时，该单元格包含真实值，然后在按键事件中将其显示在文本框中；当用户结束在第一行中输入值并进入第二行，然后在按键事件时，该单元格包含一个真实值加法将显示在文本框中，并且当用户在任意行上按退格键或删除按钮时，将减去该值，并将新值分配到文本框中
如何做到这一点请帮助我

i have a grid view which has a cell contains real value when user enters value then it is displayed into a textbox on key press event and when user ends of entering value in first row and goes into second row then at key press event addition is displayed into a textbox and when user press backspace or delete button on any row then that value is substracted and new value is dispalyed into a textbox
how to do this plz help me

推荐答案

See my solution to your other question.[^] Someone uni-voted it, but the solution is valid. In the future, to clarify a question, just click the Improve Question button, don''t post the same question twice.

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