Toefl Tpo 1-72: Download-

function getFileSize(tpoNum) if (tpoNum <= 24) return "~24 MB"; if (tpoNum <= 48) return "~31 MB"; return "~38 MB";

// Helper: generate descriptive content per TPO function getDescription(tpoNum) if (tpoNum <= 24) return "Reading + Listening + Speaking + Writing • Classic materials"; if (tpoNum <= 48) return "Updated passages, academic lectures, integrated tasks"; return "Latest edition • Real exam interface simulation, high difficulty";

// search filter: flexible if (searchTerm.trim() !== '') const term = searchTerm.trim().toLowerCase(); filtered = filtered.filter(tpo => const numStr = tpo.number.toString(); // support single number like "34" or range like "10-20" if (term.includes('-')) const [startRaw, endRaw] = term.split('-'); const start = parseInt(startRaw, 10); const end = parseInt(endRaw, 10); if (!isNaN(start) && !isNaN(end)) return tpo.number >= start && tpo.number <= end; // direct number match if (numStr === term) return true; // partial like "7" matches 7, 17, 27, 37... but we want exact match? but better UX: includes? if (numStr.includes(term)) return true; return false; ); return filtered; Toefl Tpo 1-72 Download-

<div class="controls"> <div class="search-box"> <i>🔍</i> <input type="text" id="searchInput" placeholder="Search TPO number (e.g., 24, 58, 1-10)" autocomplete="off"> </div> <div class="filter-group" id="rangeFilterGroup"> <button data-range="all" class="btn-filter active">All (1-72)</button> <button data-range="1-24" class="btn-filter">📘 1–24</button> <button data-range="25-48" class="btn-filter">📙 25–48</button> <button data-range="49-72" class="btn-filter">📗 49–72</button> </div> <button id="bulkDownloadBtn" class="download-all-btn">⬇️ Download all visible (ZIP collection)</button> </div>

// search with debounce let debounceTimer; searchInput.addEventListener('input', (e) => clearTimeout(debounceTimer); debounceTimer = setTimeout(() => searchTerm = e.target.value; updateAndRender(); , 280); ); if (numStr

<div id="tpoGrid" class="tpo-grid"></div> <footer> ⚡ Simulated download feature — each TPO includes high-quality PDF + audio transcripts (demo).<br> For real test preparation, each click generates a demo file named: <strong>TPO_XX_FullSet.zip</strong> (mock). </footer> </div> <div id="toastMessage" class="toast-msg" style="opacity:0; visibility:hidden;"></div>

.download-all-btn:hover background: #0e5936; transform: scale(0.98); if (numStr.includes(term)) return true

footer margin-top: 3rem; text-align: center; font-size: 0.75rem; color: #5d7f95;