Formularios y entrada

Formulario de validación en tiempo real de la tarjeta de confirmación de eventos

Completa un formulario de validación instantánea en el escenario de la tarjeta de confirmación del evento: incluye contenido real, controles interactivos, feedback claro de estado y un diseño adaptable a distintos tamaños.

Formularios y entradaFormulario de validación en tiempo realHTMLCSSJavaScript
Tras activar JavaScript, puedes editar, ejecutar y guardar este ejemplo. El código fuente fijado es el siguiente:
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    <header class="mast"><div><span class="eyebrow">dark-neon / Formulario de validación instantánea / INTERMEDIATE</span><h1>Formulario de validación en tiempo real de la tarjeta de confirmación de eventos</h1><p class="intro">Completa un formulario de validación instantánea en el escenario de la tarjeta de confirmación del evento: incluye contenido real, controles interactivos, feedback claro de estado y un diseño adaptable a distintos tamaños.</p></div><span class="scenario">Tarjeta de confirmación del evento</span></header>
    <div class="composition-studio"><div class="studio-ruler" aria-hidden="true"></div><section class="demo" aria-label="Área interactiva del formulario de validación en tiempo real para la tarjeta de confirmación del evento"><div id="similarityShell" class="similarity-shell" data-review-state="focus"><header class="similarity-head"><div><span class="eyebrow">Tarjeta de confirmación del evento / REVIEW STUDIO</span><h2>Panel de revisión del formulario de validación en tiempo real</h2><p>Coloca el caso principal en una envoltura de revisión independiente y registra además el modo de observación, los puntos de control y la conclusión actual.</p></div><output id="similarityState">Listo para iniciar la revisión</output></header><div class="similarity-layout"><aside class="similarity-console"><fieldset class="similarity-modes"><legend>Vista de revisión</legend><button class="action primary" type="button" data-review-view="focus">Vista principal enfocada</button><button class="action" type="button" data-review-view="compare">Lista de comprobación</button><button class="action" type="button" data-review-view="audit">Registrar en el lugar</button></fieldset><label>Observación de densidad<input id="similarityDensity" type="range" min="84" max="124" value="100"><output id="similarityDensityValue">100%</output></label><label class="similarity-pin"><input id="similarityPin" type="checkbox"> Fijar el punto de comprobación actual</label><ol id="similarityChecklist" class="similarity-checklist"><li>Recordatorio de la tarjeta de confirmación de exposiciones</li><li>Colección de la tarjeta de confirmación del evento</li><li>Resumen de la tarjeta de confirmación de la gestión de la exposición</li><li>Plan de tarjeta de confirmación para la exposición</li></ol><button id="similarityCapture" class="action primary" type="button">Registrar punto de control</button><ol id="similarityLog" class="similarity-log"><li>Esperando el primer registro de inspección</li></ol></aside><section class="similarity-stage"><div id="similarityDeck" class="similarity-deck"><article data-active="true"><span>01</span><strong>Recordatorio de la tarjeta de confirmación de exposiciones</strong><p>Comprueba si los cambios de estado son visibles</p></article><article><span>02</span><strong>Colección de la tarjeta de confirmación del evento</strong><p>Confirma que el teclado y el clic ofrecen la misma entrada</p></article><article><span>03</span><strong>Resumen de la tarjeta de confirmación de la gestión de la exposición</strong><p>Observa si el diseño retrocede en pantallas estrechas</p></article><article><span>04</span><strong>Plan de tarjeta de confirmación para la exposición</strong><p>Registrar la conclusión de la revisión actual</p></article></div><div id="similarityCoreShell" class="similarity-core-shell"><div class="workflow-compare"><form id="workflowCompareControls" class="compare-controls"><fieldset><legend>Canal comparativo</legend><label><input type="radio" name="workflowChannel" value="A" checked>A · Datos básicos de la ficha de confirmación de operaciones de exposición</label><label><input type="radio" name="workflowChannel" value="B">B · Material complementario de la tarjeta de confirmación del evento</label></fieldset><label>peso del plazo de procesamiento<input id="workflowCompareWeight" type="range" min="10" max="90" value="50"><output id="workflowCompareWeightValue">50 horas</output></label><label><input id="workflowCompareFreeze" type="checkbox">Congelar la versión actual</label><button id="workflowCompareCapture" class="action primary" type="button">Muestrear y confirmar el envío</button><ol id="workflowCompareShelf" aria-label="Muestra de versión"></ol></form><section class="compare-stage"><header><span class="eyebrow">Tarjeta de confirmación de exposición COMPARE</span><h2>Comparación de doble versión de la tarjeta de confirmación del evento</h2><output id="workflowCompareLive">Versión A en espera de muestreo</output></header><section id="workflowCore" class="workflow-core compare-core" data-compare-channel="A" style="--compare-split:50%"><!-- 11DZ_CORE_START:forms-input-live-validation --><form id="demoForm" class="form-card form-mode-0 panel" novalidate><div class="form-heading"><span class="eyebrow">Relleno seguro · MODE 1</span><h2>Formulario de validación en tiempo real</h2><p class="muted">Los errores de campo se explican en su lugar original y no se borrará el contenido ya introducido.</p></div><label class="field"><span>Nombre</span><input name="name" minlength="2" required autocomplete="name" aria-describedby="nameError"><small id="nameError"></small></label><label class="field"><span>Correo electrónico de contacto</span><input name="email" type="email" required autocomplete="email" aria-describedby="emailError"><small id="emailError"></small></label><label class="field field-note"><span>Descripción</span><textarea name="note" rows="3" minlength="8" required aria-describedby="noteError"></textarea><small id="noteError"></small></label><button class="action primary" type="submit" data-core-bridge="forms-input-live-validation">Revisar y enviar</button></form><!-- 11DZ_CORE_END --></section></section></div></div></section></div></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
  </main>
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    const messages = { name:'Por favor, introduce al menos dos caracteres', email:'Introduce un correo electrónico válido', note:'La descripción debe tener al menos ocho caracteres' };
    function validate(input) { const error = document.querySelector('#' + input.name + 'Error'); const invalid = !input.validity.valid; input.setAttribute('aria-invalid', String(invalid)); if (error) error.textContent = invalid ? messages[input.name] : ''; return !invalid; }
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const workflowCompareCore=document.querySelector('#workflowCore');const workflowCompareWeight=document.querySelector('#workflowCompareWeight');const workflowCompareState={channel:'A',weight:50,frozen:false,snapshots:[]};function workflowCompareFingerprint(){const controls=[...workflowCompareCore.querySelectorAll('input,select,textarea')];const outputs=[...workflowCompareCore.querySelectorAll('output,[role="status"],strong')].map(node=>node.textContent.trim()).filter(Boolean);return {controlValues:controls.map(control=>control.type==='checkbox'||control.type==='radio'?control.checked:control.value),summary:outputs.slice(0,4).join(' / '),nodes:workflowCompareCore.querySelectorAll('*').length};}function workflowCompareDrive(){workflowCompareCore.dataset.compareChannel=workflowCompareState.channel;workflowCompareCore.style.setProperty('--compare-split',workflowCompareState.weight+'%');document.querySelector('#workflowCompareWeightValue').textContent=workflowCompareState.weight+' hora';document.querySelector('#workflowCompareLive').textContent=workflowCompareState.channel+' versión · '+workflowCompareState.weight+' hora'+(workflowCompareState.frozen?' · congelado':'');announce('La tarjeta de confirmación del evento se está revisando '+workflowCompareState.channel+' versión');}function workflowCompareCapture(source){const bridge=workflowBridgeActivate();const snapshot={...workflowCompareFingerprint(),channel:workflowCompareState.channel,weight:workflowCompareState.weight,source,bridge:bridge.summary};workflowCompareState.snapshots.push(snapshot);const item=document.createElement('li');item.innerHTML='<b>'+snapshot.channel+'</b><span>'+(snapshot.summary||snapshot.bridge)+'</span><small>'+snapshot.weight+' horas · '+snapshot.bridge+'</small>';document.querySelector('#workflowCompareShelf').prepend(item);announce('muestreado '+snapshot.channel+' Revisar versión y confirmar el envío · '+bridge.summary);}document.querySelectorAll('[name="workflowChannel"]').forEach(input=>input.addEventListener('change',()=>{workflowCompareState.channel=input.value;workflowCompareDrive();}));workflowCompareWeight.addEventListener('input',()=>{workflowCompareState.weight=Number(workflowCompareWeight.value);workflowCompareDrive();});document.querySelector('#workflowCompareFreeze').addEventListener('change',event=>{workflowCompareState.frozen=event.currentTarget.checked;workflowCompareDrive();});document.querySelector('#workflowCompareCapture').addEventListener('click',()=>workflowCompareCapture('Muestra de botón'));workflowCompareCore.addEventListener('dblclick',()=>workflowCompareCapture('Vista principal doble clic'));workflowCompareDrive();
workflowBridgeReset();
const similarityShell=document.querySelector('#similarityShell');const similarityState=document.querySelector('#similarityState');const similarityDensity=document.querySelector('#similarityDensity');const similarityDensityValue=document.querySelector('#similarityDensityValue');const similarityPin=document.querySelector('#similarityPin');const similarityChecklistItems=[...document.querySelectorAll('#similarityChecklist li')];const similarityDeckItems=[...document.querySelectorAll('#similarityDeck article')];const similarityLog=document.querySelector('#similarityLog');const similarityNotes=["Recordatorio de la tarjeta de confirmación de exposiciones","Colección de la tarjeta de confirmación del evento","Resumen de la tarjeta de confirmación de la gestión de la exposición","Plan de tarjeta de confirmación para la exposición"];const similarityCore=document.querySelector('#workflowCore');let similarityCaptures=0;function similaritySetActive(index){similarityDeckItems.forEach((item,itemIndex)=>{if(itemIndex===index)item.setAttribute('data-active','true');else item.removeAttribute('data-active');});}function similarityRender(reason){const version=similarityCore?.dataset.workflowVersion||'0';const density=Number(similarityDensity.value);similarityShell.style.setProperty('--similarity-density',String(density));similarityShell.dataset.pinned=String(similarityPin.checked);similarityDensityValue.textContent=density+'%';similarityChecklistItems.forEach((item,index)=>item.classList.toggle('is-done',index<similarityCaptures));similaritySetActive(Math.min(similarityDeckItems.length-1,similarityCaptures%similarityDeckItems.length));similarityState.textContent=reason+' · versión principal '+version+(similarityPin.checked?' · fijado':'');}document.querySelectorAll('[data-review-view]').forEach(button=>button.addEventListener('click',()=>{document.querySelectorAll('[data-review-view]').forEach(item=>item.classList.toggle('primary',item===button));similarityShell.dataset.reviewState=button.dataset.reviewView;similarityRender('Se ha cambiado a'+button.textContent);announce('Vista de revisión:'+button.textContent);}));similarityDensity.addEventListener('input',()=>{similarityRender('La densidad de observación se ha actualizado');announce('Observación de densidad '+similarityDensity.value+'%');});similarityPin.addEventListener('change',()=>{similarityRender(similarityPin.checked?'El punto de control actual está fijado':'El punto de control actual está desbloqueado');announce(similarityPin.checked?'Punto de control fijado':'Punto de control fijo cancelado');});document.querySelector('#similarityCapture').addEventListener('click',()=>{const note=similarityNotes[similarityCaptures%similarityNotes.length];const version=similarityCore?.dataset.workflowVersion||'0';similarityCaptures+=1;const item=document.createElement('li');item.textContent='Punto de control '+similarityCaptures+' · '+note+' · versión principal '+version;const empty=similarityLog.querySelector('li')?.textContent==='Esperando el primer registro de inspección';if(empty)similarityLog.replaceChildren(item);else similarityLog.prepend(item);while(similarityLog.children.length>6)similarityLog.lastElementChild.remove();similarityRender('Punto de control registrado '+similarityCaptures);announce('Punto de control registrado '+similarityCaptures+' · '+note);});similarityCore?.addEventListener('focusin',()=>similarityRender('La vista principal ha recibido el foco'));similarityCore?.addEventListener('click',()=>similarityRender('Se produjo una interacción en la vista principal'));similarityRender('Listo para iniciar la revisión');
  </script>
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