Update Array values based on index in JavaScript

Question

helloi have this array store in SQL table field  i want on button click event i can edit the array by its number and position like below has 8 array and each array has 2 column null null so i want on button click event i can edit the array but its array number and columnplease advicenullnullnullnull1210121212nullnull

dharmendr · Accepted Answer

Hi naunaRefer below codeHTMLlthtmlgtltheadgt    ltmeta charset34utf834 gt    lttitlegtlttitlegtltheadgtltbodygt    ltinput type34button34 name34name34 value34Update34 onclick34Update34 gt    ltscript type34textjavascript34gt        function Update             var number  1            var column  1            var array  null null null null 1 2 1 0 1 2 1 2 1 2 null null            array0numbercolumn0  5            array0numbercolumn1  6            alertJSONstringifyarray            ltscriptgtltbodygtlthtmlgtDemo

Update Array values based on index in JavaScript

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