Copy JLCPCB/LCSC part info into format you can paste into a raw KiCAD file directly (for easier mass update via e.g. find/replace)

jlcpcb_copy_raw.js

a1 = document.evaluate("//dl[contains(., 'MFR.Part #')]", document, null, XPathResult.ANY_TYPE, null );
a2 = a1.iterateNext();

if (a2 == null) {
  a1 = document.evaluate("//tr[contains(., 'Mfr. Part #')]", document, null, XPathResult.ANY_TYPE, null );
  a2 = a1.iterateNext();
}

b1 = document.evaluate("//dl[contains(., 'JLCPCB Part #')]", document, null, XPathResult.ANY_TYPE, null );
b2 = b1.iterateNext();

if (b2 == null) {
  b1 = document.evaluate("//tr[contains(., 'LCSC Part #')]", document, null, XPathResult.ANY_TYPE, null );
  b2 = b1.iterateNext();
}

c1 = document.evaluate("//dl[contains(., 'Description')]", document, null, XPathResult.ANY_TYPE, null );
c2 = c1.iterateNext();

if (c2 == null) {
  c1 = document.evaluate("//tr[contains(., 'Description')]", document, null, XPathResult.ANY_TYPE, null );
  c2 = c1.iterateNext();
}

//navigator.clipboard.writeText("MFR\t"+a2.childNodes[2].textContent.trim()+"\n"+"LCSC\t"+b2.childNodes[2].textContent.trim()+"\n"+"Description\t"+c2.childNodes[2].textContent.trim()+"\n"+"URL\t"+window.location);
navigator.clipboard.writeText(`    (property "MFR" "`+a2.childNodes[2].textContent.trim()+`"
      (effects (font (size 1.524 1.524)) hide)
    )
    (property "LCSC" "`+b2.childNodes[2].textContent.trim()+`"
      (effects (font (size 1.524 1.524)) hide)
    )
    (property "Description" "`+c2.childNodes[2].textContent.trim()+`"
      (effects (font (size 1.524 1.524)) hide)
    )
    (property "URL" "`+window.location+`"
      (effects (font (size 1.524 1.524)) hide)
    )
`);