unable to use the value "true" in an attribute

[angrymarker]

Checklist

• [ ] Have you asked your question on Stackoverflow or similar forum?
• [X ] Are you running the latest version?
• [ X] Have you included sample input, output, error, and expected output?
• [X ] Have you checked if you are using correct configuration?
• [ X] Did you try online tool?

Input object:

{
    "iteration": {
        "@_test": "true",
    }
}

Code

``

const { XMLBuilder } = require('fast-xml-parser');
builder = new XMLBuilder({ ignoreAttributes: false, format: true, suppressEmptyNode: true });
builder.build({
    "iteration": {
        "@_test": "true",
    }
})

### Output

<?xml version="1.0"?>
<iteration test></iteration>


### expected data

<?xml version="1.0"?>
<iteration test="true"></iteration>



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[angrymarker]

this is good html, but not good xml. throwing into an xml linter or internet explorer bombs out, expecting the attribute to equal something

The XML page cannot be displayed

Cannot view XML input using XSL style sheet. Please correct the error and then click the Refresh button, or try again later.

---

A name contained an invalid character. Error processing resource 'file://x

  <Package isAddtPkg>

The XML page cannot be displayed Cannot view XML input using XSL style sheet. Please correct the error and then click the [Refresh](javascript:location.reload()) button, or try again later.

---

A name contained an invalid character. Error processing resource 'file:/X

[amitguptagwl]

Have you tried 'suppressBooleanAttributes:false' ?

[amitguptagwl]

closing as no response. Please reopen if issue still exist