<template> <DocSectionText v-bind="$attrs"> <p>Validation errors in a form are displayed with the <i>error</i> severity.</p> </DocSectionText> <div class="card flex justify-center"> <div class="flex flex-col gap-4"> <Message v-if="!username || !email" severity="error" icon="pi pi-times-circle" class="mb-2">Validation error</Message> <Message v-if="username && email" severity="success" icon="pi pi-times-circle" class="mb-2">Form is valid</Message> <div class="flex flex-col gap-1"> <InputText v-model="username" placeholder="Username" aria-label="username" :invalid="!username" /> <Message v-if="!username" severity="error" variant="simple" size="small">Username is required</Message> </div> <div class="flex flex-col gap-1"> <InputText v-model="email" placeholder="Email" aria-label="email" :invalid="!email" /> <Message v-if="!email" severity="error" variant="simple" size="small">Email is not valid</Message> </div> </div> </div> <DocSectionCode :code="code" /> </template> <script> export default { data() { return { username: null, email: null, code: { basic: ` <Message v-if="!username || !email" severity="error" icon="pi pi-times-circle" class="mb-2">Validation error</Message> <Message v-if="username && email" severity="success" icon="pi pi-times-circle" class="mb-2">Form is valid</Message> <div class="flex flex-col gap-1"> <InputText v-model="username" placeholder="Username" aria-label="username" :invalid="!username" /> <Message v-if="!username" severity="error" variant="simple" size="small">Username is required</Message> </div> <div class="flex flex-col gap-1"> <InputText v-model="email" placeholder="Email" aria-label="email" :invalid="!email" /> <Message v-if="!email" severity="error" variant="simple" size="small">Email is not valid</Message> </div> `, options: ` <template> <div class="flex flex-col gap-4"> <Message v-if="!username || !email" severity="error" icon="pi pi-times-circle" class="mb-2">Validation error</Message> <Message v-if="username && email" severity="success" icon="pi pi-times-circle" class="mb-2">Form is valid</Message> <div class="flex flex-col gap-1"> <InputText v-model="username" placeholder="Username" aria-label="username" :invalid="!username" /> <Message v-if="!username" severity="error" variant="simple" size="small">Username is required</Message> </div> <div class="flex flex-col gap-1"> <InputText v-model="email" placeholder="Email" aria-label="email" :invalid="!email" /> <Message v-if="!email" severity="error" variant="simple" size="small">Email is not valid</Message> </div> </div> </template> <script> <\/script> `, composition: ` <template> <div class="flex flex-col gap-4"> <Message v-if="!username || !email" severity="error" icon="pi pi-times-circle" class="mb-2">Validation error</Message> <Message v-if="username && email" severity="success" icon="pi pi-times-circle" class="mb-2">Form is valid</Message> <div class="flex flex-col gap-1"> <InputText v-model="username" placeholder="Username" aria-label="username" :invalid="!username" /> <Message v-if="!username" severity="error" variant="simple" size="small">Username is required</Message> </div> <div class="flex flex-col gap-1"> <InputText v-model="email" placeholder="Email" aria-label="email" :invalid="!email" /> <Message v-if="!email" severity="error" variant="simple" size="small">Email is not valid</Message> </div> </div> </template> <script setup> import { ref } from 'vue'; const username = ref(null); const email = ref(null); <\/script> ` } }; } }; </script>