javascript - StringBuilder appends Boolean values differently -

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i building string using stringbuilder, return ui , use in javascript. however, noticed when append value of true or falsein c#, appends value of true or false shown below.

i return string ui , value of false , true incorrect javascript understand, need "true" or "false".

why happen? , how return true , false valid javascript.

rowitem of type object

image

try pass value below:

builder.append(false.tostring().tolower()).append(",");

or,

builder.append("false").append(",");




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