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' + r.cat + '
' + '
' + r.mohs + '
' + '
' + r.hv + '
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' + r.hb + '
' + '
' + (r.hrc !== null ? r.hrc : '—') + '
'; } html += ''; document.getElementById('result-content').innerHTML = html; document.getElementById('result-meta').textContent = '查询结果: ' + rows.length + ' 条'; } var errorMsg = document.getElementById('error-msg'); var resultArea = document.getElementById('result-area'); var btnMain = document.getElementById('btn-main'); document.getElementById('f').addEventListener('submit', function(e) { e.preventDefault(); errorMsg.textContent = ''; btnMain.disabled = true; try { var q = document.getElementById('query').value.trim().toLowerCase(); var rows = MATERIALS; if (q) { rows = MATERIALS.filter(function(r) { return r.name.toLowerCase().indexOf(q) >= 0 || r.cat.indexOf(q) >= 0; }); } resultArea.classList.add('show'); render(rows); } catch (err) { errorMsg.textContent = '错误: ' + err.message; } finally { btnMain.disabled = false; } }); document.getElementById('btn-all').addEventListener('click', function() { document.getElementById('query').value = ''; document.getElementById('f').dispatchEvent(new Event('submit', {bubbles: true, cancelable: true})); }); })();