Function esc

web/js/app.js:24–24

(v)

const $ = (id) => document.getElementById(id);
const esc = (v) => String(v ?? '').replace(/[&<>"']/g, ch => ({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;',"'":'&#39;'}[ch]));
const clamp = (v, min, max) => Math.max(min, Math.min(max, v));
const num = (v) => typeof v === 'number' && Number.isFinite(v) ? v : 0;