Lipéid ar snámh
Cruthaigh lipéid fhoirm álainne simplí a shnámhann thar do réimsí ionchuir.
Sampla
Wrap péire de <input class="form-control">agus <label>eilimintí isteach .form-floatingchun lipéid ar snámh a chumasú le réimsí foirmeacha téacs Bootstrap. Tá A placeholderag teastáil ar gach ceann <input>de bharr go n-úsáideann ár modh lipéadaithe CSS amháin an :placeholder-shownbréige. Tabhair faoi deara freisin nach <input>mór an chéad teacht chun cinn ionas gur féidir linn úsáid a bhaint as roghnóir siblín (m.sh., ~).
<div class="form-floating mb-3">
<input type="email" class="form-control" id="floatingInput" placeholder="[email protected]">
<label for="floatingInput">Email address</label>
</div>
<div class="form-floating">
<input type="password" class="form-control" id="floatingPassword" placeholder="Password">
<label for="floatingPassword">Password</label>
</div>Nuair atá s valuesainithe ann cheana féin, <label>coigeartóidh s go huathoibríoch go dtí a suíomh ar snámh.
<form class="form-floating">
<input type="email" class="form-control" id="floatingInputValue" placeholder="[email protected]" value="[email protected]">
<label for="floatingInputValue">Input with value</label>
</form>Oibríonn stíleanna bailíochtaithe foirmeacha freisin de réir mar a bheifí ag súil leis.
<form class="form-floating">
<input type="email" class="form-control is-invalid" id="floatingInputInvalid" placeholder="[email protected]" value="[email protected]">
<label for="floatingInputInvalid">Invalid input</label>
</form>Réimsí téacs
De réir réamhshocraithe, beidh <textarea>s leis .form-controlan airde chéanna le <input>s.
<div class="form-floating">
<textarea class="form-control" placeholder="Leave a comment here" id="floatingTextarea"></textarea>
<label for="floatingTextarea">Comments</label>
</div>Chun airde saincheaptha a shocrú ar do <textarea>, ná húsáid an rowstréith. Ina áit sin, socraigh sainráite height(ceachtar inlíne nó trí CSS saincheaptha).
<div class="form-floating">
<textarea class="form-control" placeholder="Leave a comment here" id="floatingTextarea2" style="height: 100px"></textarea>
<label for="floatingTextarea2">Comments</label>
</div>Roghnaíonn
Seachas .form-control, níl lipéid ar snámh ar fáil ach ar .form-selects. Oibríonn siad ar an mbealach céanna, ach murab ionann agus <input>s, beidh siad a thaispeáint i gcónaí ar an <label>ina staid snámh. Roghnaíonn sizeagus multiplení thacaítear leo.
<div class="form-floating">
<select class="form-select" id="floatingSelect" aria-label="Floating label select example">
<option selected>Open this select menu</option>
<option value="1">One</option>
<option value="2">Two</option>
<option value="3">Three</option>
</select>
<label for="floatingSelect">Works with selects</label>
</div>Leagan Amach
Agus tú ag obair le córas greille Bootstrap, bí cinnte go gcuirfí gnéithe foirme laistigh de ranganna colún.
<div class="row g-2">
<div class="col-md">
<div class="form-floating">
<input type="email" class="form-control" id="floatingInputGrid" placeholder="[email protected]" value="[email protected]">
<label for="floatingInputGrid">Email address</label>
</div>
</div>
<div class="col-md">
<div class="form-floating">
<select class="form-select" id="floatingSelectGrid" aria-label="Floating label select example">
<option selected>Open this select menu</option>
<option value="1">One</option>
<option value="2">Two</option>
<option value="3">Three</option>
</select>
<label for="floatingSelectGrid">Works with selects</label>
</div>
</div>
</div>Sass
Athróga
$form-floating-height: add(3.5rem, $input-height-border);
$form-floating-line-height: 1.25;
$form-floating-padding-x: $input-padding-x;
$form-floating-padding-y: 1rem;
$form-floating-input-padding-t: 1.625rem;
$form-floating-input-padding-b: .625rem;
$form-floating-label-opacity: .65;
$form-floating-label-transform: scale(.85) translateY(-.5rem) translateX(.15rem);
$form-floating-transition: opacity .1s ease-in-out, transform .1s ease-in-out;