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Validación nisqa

Chanin, ruwanapaq yuyaychaykunata quy llamk'aqniykikunaman HTML5 formulario chiqaqchaywan, maskaq ñawpaqmanta ruwanakuna utaq sapanchasqa estilokuna chaymanta JavaScript kaqnintakama.

Kay p'anqapi
Yachayku kunan pacha cliente-ladopi sapanchasqa chiqaqchay estilokuna chaymanta yanapakuypa yanapakuyninkuna mana yaykuy atikuq kasqankuta, mana yanapakuq tecnologiakunaman rikuchisqa kasqankurayku. Huk allichaypi llamk'achkaptiyku, yuyaychaykuman utaq sirwiq-ladopi akllanata utaq ñawpaqmanta maskaq chiqaqchay ñanta llamk'achiyta.

Imayna llamkan

Kaypi imayna formulario chiqaqchay Bootstrap kaqwan llamk'an:

  • HTML formulario chiqaqchayqa CSS kaqpa iskay pseudo-clases kaqnintakama ruwakun, :invalidchaymanta :valid. <input>, <select>, <textarea>elementokunamanpas churakunmi .
  • Bootstrap alcance :invalidchaymanta :validestilokuna tayta .was-validatedclase kaqman, aswanta chaymanta <form>. Mana hina kaqtinqa, mayqin mañasqa pampapas mana chaniyuq p'anqa kargapi mana allin hinam rikuchin. Kayhina, akllayta atikunki mayk'aq chaykunata llamk'achiyta (tipicamente formulario apachiyta munasqa kaptin).
  • Formulariopa rikchayninta musuqmanta churanapaq (kayhina, AJAX llamk'achispa formulario dinámico apachiykunapi), .was-validatedclaseta chaymanta <form>yapamanta hurquymanta hurquy.
  • Huk kutichiy hina, .is-invalidchaymanta .is-validclasekuna llamk'achisqa kanman pseudo-clases rantipi sirwiq-ladopi chiqaqchaypaq . Paykunaqa manan .was-validatedtayta mama clasetachu mañakunku.
  • Imayna CSS llamk'ayninpi harkaykunarayku, mana (kunan) estilokuna huk kaqman churayta atiykuchu <label>mayqinchus DOM kaqpi huk formulario kamachiypa ñawpaqninpi hamun mana ruwasqa JavaScript yanapakuywan.
  • Llapan kunan pacha maskaqkuna yanapakunku harkasqa chiqaqchay API kaqmanta , huk serie JavaScript ruwanakuna formulario kamachiykunata chiqaqchaypaq.
  • Willakuykuna maskaqpa ñawpaqmanta ruwasqakunata llamk'achinman (hukniray sapa maskaqpaq, chaymanta mana CSS kaqnintakama estiloyuq) utaq sapanchasqa yuyaychay estilokunayku HTML chaymanta CSS yapasqawan.
  • Sapanchasqa chiqap willaykunata setCustomValidityJavaScript kaqpi quyta atikunki.

Chayta yuyaypi, kay qatiq demostracionkunata qhaway sapanchasqa formulario chiqaqchay estilokunaykupaq, akllana servidor-lado clasekuna chaymanta maskaq ñawpaqmanta ruwasqakuna.

Estilos personalizados

Sapanchasqa Bootstrap formulario chiqaqchay willakuykunapaq, novalidateboolean atributota yapanayki tiyan qampaq <form>. Kayqa maskaqpa ñawpaqmanta kutichiy yanapakuykunata mana llamk'achinchu, ichaqa JavaScript kaqpi formulario chiqaqchay APIkunaman yaykuyta qunraq. Uraypi kaq formulariota apachinaykipaq kallpanchakuy; JavaScriptykuqa apachiy ñit'inata hark'anqa chaymanta qamman yuyaykunata apachinqa. Kachayta munachkaspa, rikunki :invalidchaymanta :validestilokuna formulario kamachiyniykiman churasqa.

Sapanchasqa kutichiy estilokuna ruwasqa llimp'ikunata, fronterakunata, enfoque estilokunata chaymanta qhipa iconokuna aswan allin yuyaykunata willanapaq churanku. <select>s nisqapaq qhipa siq'ikunaqa , nisqawanllam kachkan .form-select, manam .form-control.

Looks good!
Looks good!
@ .
Please choose a username.
Please provide a valid city.
Please select a valid state.
Please provide a valid zip.
You must agree before submitting. 
<form class="row g-3 needs-validation" novalidate>
  <div class="col-md-4">
    <label for="validationCustom01" class="form-label">First name</label>
    <input type="text" class="form-control" id="validationCustom01" value="Mark" required>
    <div class="valid-feedback">
      Looks good!
    </div>
  </div>
  <div class="col-md-4">
    <label for="validationCustom02" class="form-label">Last name</label>
    <input type="text" class="form-control" id="validationCustom02" value="Otto" required>
    <div class="valid-feedback">
      Looks good!
    </div>
  </div>
  <div class="col-md-4">
    <label for="validationCustomUsername" class="form-label">Username</label>
    <div class="input-group has-validation">
      <span class="input-group-text" id="inputGroupPrepend">@</span>
      <input type="text" class="form-control" id="validationCustomUsername" aria-describedby="inputGroupPrepend" required>
      <div class="invalid-feedback">
        Please choose a username.
      </div>
    </div>
  </div>
  <div class="col-md-6">
    <label for="validationCustom03" class="form-label">City</label>
    <input type="text" class="form-control" id="validationCustom03" required>
    <div class="invalid-feedback">
      Please provide a valid city.
    </div>
  </div>
  <div class="col-md-3">
    <label for="validationCustom04" class="form-label">State</label>
    <select class="form-select" id="validationCustom04" required>
      <option selected disabled value="">Choose...</option>
      <option>...</option>
    </select>
    <div class="invalid-feedback">
      Please select a valid state.
    </div>
  </div>
  <div class="col-md-3">
    <label for="validationCustom05" class="form-label">Zip</label>
    <input type="text" class="form-control" id="validationCustom05" required>
    <div class="invalid-feedback">
      Please provide a valid zip.
    </div>
  </div>
  <div class="col-12">
    <div class="form-check">
      <input class="form-check-input" type="checkbox" value="" id="invalidCheck" required>
      <label class="form-check-label" for="invalidCheck">
        Agree to terms and conditions
      </label>
      <div class="invalid-feedback">
        You must agree before submitting.
      </div>
    </div>
  </div>
  <div class="col-12">
    <button class="btn btn-primary" type="submit">Submit form</button>
  </div>
</form>
// Example starter JavaScript for disabling form submissions if there are invalid fields
(function () {
  'use strict'

  // Fetch all the forms we want to apply custom Bootstrap validation styles to
  var forms = document.querySelectorAll('.needs-validation')

  // Loop over them and prevent submission
  Array.prototype.slice.call(forms)
    .forEach(function (form) {
      form.addEventListener('submit', function (event) {
        if (!form.checkValidity()) {
          event.preventDefault()
          event.stopPropagation()
        }

        form.classList.add('was-validated')
      }, false)
    })
})()

Navegadorpa ñawpaqmanta churasqa

¿Manachu sapanchasqa chiqaqchay kutichiy willaykunapi utaq JavaScript qillqaypi formulario ruwaykunata tikranapaq interesasqa? Tukuy allin, maskaqpa ñawpaqmanta churasqakunata llamk'achiy atikunki. Uraypi kaq formulariota apachiyta kallpanchakuy. Navegadorniykimanta chaymanta OS kaqmanta, huk pisi hukniray estilo retroalimentación kaqmanta rikunki.

Kay yuyaychay estilokuna mana CSS kaqwan estilochasqa kaptinpas, JavaScript kaqnintakama kutichiy qillqata ruwayta atikunkiraq.

@ . 
<form class="row g-3">
  <div class="col-md-4">
    <label for="validationDefault01" class="form-label">First name</label>
    <input type="text" class="form-control" id="validationDefault01" value="Mark" required>
  </div>
  <div class="col-md-4">
    <label for="validationDefault02" class="form-label">Last name</label>
    <input type="text" class="form-control" id="validationDefault02" value="Otto" required>
  </div>
  <div class="col-md-4">
    <label for="validationDefaultUsername" class="form-label">Username</label>
    <div class="input-group">
      <span class="input-group-text" id="inputGroupPrepend2">@</span>
      <input type="text" class="form-control" id="validationDefaultUsername"  aria-describedby="inputGroupPrepend2" required>
    </div>
  </div>
  <div class="col-md-6">
    <label for="validationDefault03" class="form-label">City</label>
    <input type="text" class="form-control" id="validationDefault03" required>
  </div>
  <div class="col-md-3">
    <label for="validationDefault04" class="form-label">State</label>
    <select class="form-select" id="validationDefault04" required>
      <option selected disabled value="">Choose...</option>
      <option>...</option>
    </select>
  </div>
  <div class="col-md-3">
    <label for="validationDefault05" class="form-label">Zip</label>
    <input type="text" class="form-control" id="validationDefault05" required>
  </div>
  <div class="col-12">
    <div class="form-check">
      <input class="form-check-input" type="checkbox" value="" id="invalidCheck2" required>
      <label class="form-check-label" for="invalidCheck2">
        Agree to terms and conditions
      </label>
    </div>
  </div>
  <div class="col-12">
    <button class="btn btn-primary" type="submit">Submit form</button>
  </div>
</form>

Servidor lado

Cliente-ladopi chiqaqchayta llamk'achiyta yuyaychayku, ichaqa sichus sirwiq-ladopi chiqaqchayta munanki, mana allin chaymanta allin formulario pampakunata chaymanta kaqwan rikuchiyta .is-invalidatikunki .is-valid. Reparay .invalid-feedbackchaypas yanapakun kay clasekunawan.

Mana allin pampakunapaq, mana allin kutichiy/pantasqa willayta tupaq formulario pampawan tinkisqa kaqta qhaway llamk'achispa aria-describedby(kay laya aswan hukmanta idriqsichiyta saqin, sichus chakra yapa formulario qillqamanña rikuchin).

Frontera radiukunawan sasachakuykunata allichanapaq , yaykuna huñukuna huk yapasqa .has-validationclaseta munan.

Allinmi rikchakun!
Allinmi rikchakun!
@ .
Ama hina kaspa, huk ruraqpa sutinta akllay.
Ama hina kaspa, huk allin llaqtata quy.
Ama hina kaspa, huk allin suyuta akllay.
Ama hina kaspa, huk allin cremallerata quy.
Manaraq apachichkaspaqa ari ninaykichik tiyan. 
<form class="row g-3">
  <div class="col-md-4">
    <label for="validationServer01" class="form-label">First name</label>
    <input type="text" class="form-control is-valid" id="validationServer01" value="Mark" required>
    <div class="valid-feedback">
      Looks good!
    </div>
  </div>
  <div class="col-md-4">
    <label for="validationServer02" class="form-label">Last name</label>
    <input type="text" class="form-control is-valid" id="validationServer02" value="Otto" required>
    <div class="valid-feedback">
      Looks good!
    </div>
  </div>
  <div class="col-md-4">
    <label for="validationServerUsername" class="form-label">Username</label>
    <div class="input-group has-validation">
      <span class="input-group-text" id="inputGroupPrepend3">@</span>
      <input type="text" class="form-control is-invalid" id="validationServerUsername" aria-describedby="inputGroupPrepend3 validationServerUsernameFeedback" required>
      <div id="validationServerUsernameFeedback" class="invalid-feedback">
        Please choose a username.
      </div>
    </div>
  </div>
  <div class="col-md-6">
    <label for="validationServer03" class="form-label">City</label>
    <input type="text" class="form-control is-invalid" id="validationServer03" aria-describedby="validationServer03Feedback" required>
    <div id="validationServer03Feedback" class="invalid-feedback">
      Please provide a valid city.
    </div>
  </div>
  <div class="col-md-3">
    <label for="validationServer04" class="form-label">State</label>
    <select class="form-select is-invalid" id="validationServer04" aria-describedby="validationServer04Feedback" required>
      <option selected disabled value="">Choose...</option>
      <option>...</option>
    </select>
    <div id="validationServer04Feedback" class="invalid-feedback">
      Please select a valid state.
    </div>
  </div>
  <div class="col-md-3">
    <label for="validationServer05" class="form-label">Zip</label>
    <input type="text" class="form-control is-invalid" id="validationServer05" aria-describedby="validationServer05Feedback" required>
    <div id="validationServer05Feedback" class="invalid-feedback">
      Please provide a valid zip.
    </div>
  </div>
  <div class="col-12">
    <div class="form-check">
      <input class="form-check-input is-invalid" type="checkbox" value="" id="invalidCheck3" aria-describedby="invalidCheck3Feedback" required>
      <label class="form-check-label" for="invalidCheck3">
        Agree to terms and conditions
      </label>
      <div id="invalidCheck3Feedback" class="invalid-feedback">
        You must agree before submitting.
      </div>
    </div>
  </div>
  <div class="col-12">
    <button class="btn btn-primary" type="submit">Submit form</button>
  </div>
</form>

Yanapasqa elementokuna

Chiqaqchay estilokuna kay formulario kamachiykunapaq chaymanta componentes kaqpaq kanku:

  • <input>s y <textarea>s con .form-control(incluyendo hasta uno .form-controlen grupos de entrada) .
  • <select>swan.form-select
  • .form-checks
Ama hina kaspa, qillqana pampapi huk willayta qillqay.
Mana allin kutichiy qillqamanta rikch'anachiy
Aswan rikch'ana mana allin kutichiy qillqa
Ejemplo mana allin akllasqa kutichiy
Ejemplo mana allin formulario willañiqi kutichiy 
<form class="was-validated">
  <div class="mb-3">
    <label for="validationTextarea" class="form-label">Textarea</label>
    <textarea class="form-control is-invalid" id="validationTextarea" placeholder="Required example textarea" required></textarea>
    <div class="invalid-feedback">
      Please enter a message in the textarea.
    </div>
  </div>

  <div class="form-check mb-3">
    <input type="checkbox" class="form-check-input" id="validationFormCheck1" required>
    <label class="form-check-label" for="validationFormCheck1">Check this checkbox</label>
    <div class="invalid-feedback">Example invalid feedback text</div>
  </div>

  <div class="form-check">
    <input type="radio" class="form-check-input" id="validationFormCheck2" name="radio-stacked" required>
    <label class="form-check-label" for="validationFormCheck2">Toggle this radio</label>
  </div>
  <div class="form-check mb-3">
    <input type="radio" class="form-check-input" id="validationFormCheck3" name="radio-stacked" required>
    <label class="form-check-label" for="validationFormCheck3">Or toggle this other radio</label>
    <div class="invalid-feedback">More example invalid feedback text</div>
  </div>

  <div class="mb-3">
    <select class="form-select" required aria-label="select example">
      <option value="">Open this select menu</option>
      <option value="1">One</option>
      <option value="2">Two</option>
      <option value="3">Three</option>
    </select>
    <div class="invalid-feedback">Example invalid select feedback</div>
  </div>

  <div class="mb-3">
    <input type="file" class="form-control" aria-label="file example" required>
    <div class="invalid-feedback">Example invalid form file feedback</div>
  </div>

  <div class="mb-3">
    <button class="btn btn-primary" type="submit" disabled>Submit form</button>
  </div>
</form>

Yanapakuykuna

Sichus formulario churasqayki saqin, .{valid|invalid}-feedbackclasekuna clasekunawan tikrayta atikunki .{valid|invalid}-tooltiphuk estiloyuq yanapakuypa yuyaychayninpi chiqaqchay yuyaykunata rikuchinaykipaq. Aseguray huk tayta mamawan position: relativechaypi herramientakuna churanapaq. Uraypi kaq ejemplopi, columna claseykuqa kaytayuqña kanku, ichaqa proyectoyki huk wak churayta mañakunman.

Looks good!
Looks good!
@ .
Please choose a unique and valid username.
Please provide a valid city.
Please select a valid state.
Please provide a valid zip. 
<form class="row g-3 needs-validation" novalidate>
  <div class="col-md-4 position-relative">
    <label for="validationTooltip01" class="form-label">First name</label>
    <input type="text" class="form-control" id="validationTooltip01" value="Mark" required>
    <div class="valid-tooltip">
      Looks good!
    </div>
  </div>
  <div class="col-md-4 position-relative">
    <label for="validationTooltip02" class="form-label">Last name</label>
    <input type="text" class="form-control" id="validationTooltip02" value="Otto" required>
    <div class="valid-tooltip">
      Looks good!
    </div>
  </div>
  <div class="col-md-4 position-relative">
    <label for="validationTooltipUsername" class="form-label">Username</label>
    <div class="input-group has-validation">
      <span class="input-group-text" id="validationTooltipUsernamePrepend">@</span>
      <input type="text" class="form-control" id="validationTooltipUsername" aria-describedby="validationTooltipUsernamePrepend" required>
      <div class="invalid-tooltip">
        Please choose a unique and valid username.
      </div>
    </div>
  </div>
  <div class="col-md-6 position-relative">
    <label for="validationTooltip03" class="form-label">City</label>
    <input type="text" class="form-control" id="validationTooltip03" required>
    <div class="invalid-tooltip">
      Please provide a valid city.
    </div>
  </div>
  <div class="col-md-3 position-relative">
    <label for="validationTooltip04" class="form-label">State</label>
    <select class="form-select" id="validationTooltip04" required>
      <option selected disabled value="">Choose...</option>
      <option>...</option>
    </select>
    <div class="invalid-tooltip">
      Please select a valid state.
    </div>
  </div>
  <div class="col-md-3 position-relative">
    <label for="validationTooltip05" class="form-label">Zip</label>
    <input type="text" class="form-control" id="validationTooltip05" required>
    <div class="invalid-tooltip">
      Please provide a valid zip.
    </div>
  </div>
  <div class="col-12">
    <button class="btn btn-primary" type="submit">Submit form</button>
  </div>
</form>

Sass

Variables nisqakuna

$form-feedback-margin-top:          $form-text-margin-top;
$form-feedback-font-size:           $form-text-font-size;
$form-feedback-font-style:          $form-text-font-style;
$form-feedback-valid-color:         $success;
$form-feedback-invalid-color:       $danger;

$form-feedback-icon-valid-color:    $form-feedback-valid-color;
$form-feedback-icon-valid:          url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'><path fill='#{$form-feedback-icon-valid-color}' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/></svg>");
$form-feedback-icon-invalid-color:  $form-feedback-invalid-color;
$form-feedback-icon-invalid:        url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='#{$form-feedback-icon-invalid-color}'><circle cx='6' cy='6' r='4.5'/><path stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/><circle cx='6' cy='8.2' r='.6' fill='#{$form-feedback-icon-invalid-color}' stroke='none'/></svg>");

Mixinkuna

Iskay mixinkuna hukllachasqa kanku, ñuqaykupa llimp'iykuwan , formulario chiqaqchay kutichiy estilokunaykuta ruwanapaq.

@mixin form-validation-state-selector($state) {
  @if ($state == "valid" or $state == "invalid") {
    .was-validated #{if(&, "&", "")}:#{$state},
    #{if(&, "&", "")}.is-#{$state} {
      @content;
    }
  } @else {
    #{if(&, "&", "")}.is-#{$state} {
      @content;
    }
  }
}

@mixin form-validation-state(
  $state,
  $color,
  $icon,
  $tooltip-color: color-contrast($color),
  $tooltip-bg-color: rgba($color, $form-feedback-tooltip-opacity),
  $focus-box-shadow: 0 0 $input-btn-focus-blur $input-focus-width rgba($color, $input-btn-focus-color-opacity)
) {
  .#{$state}-feedback {
    display: none;
    width: 100%;
    margin-top: $form-feedback-margin-top;
    @include font-size($form-feedback-font-size);
    font-style: $form-feedback-font-style;
    color: $color;
  }

  .#{$state}-tooltip {
    position: absolute;
    top: 100%;
    z-index: 5;
    display: none;
    max-width: 100%; // Contain to parent when possible
    padding: $form-feedback-tooltip-padding-y $form-feedback-tooltip-padding-x;
    margin-top: .1rem;
    @include font-size($form-feedback-tooltip-font-size);
    line-height: $form-feedback-tooltip-line-height;
    color: $tooltip-color;
    background-color: $tooltip-bg-color;
    @include border-radius($form-feedback-tooltip-border-radius);
  }

  @include form-validation-state-selector($state) {
    ~ .#{$state}-feedback,
    ~ .#{$state}-tooltip {
      display: block;
    }
  }

  .form-control {
    @include form-validation-state-selector($state) {
      border-color: $color;

      @if $enable-validation-icons {
        padding-right: $input-height-inner;
        background-image: escape-svg($icon);
        background-repeat: no-repeat;
        background-position: right $input-height-inner-quarter center;
        background-size: $input-height-inner-half $input-height-inner-half;
      }

      &:focus {
        border-color: $color;
        box-shadow: $focus-box-shadow;
      }
    }
  }

  // stylelint-disable-next-line selector-no-qualifying-type
  textarea.form-control {
    @include form-validation-state-selector($state) {
      @if $enable-validation-icons {
        padding-right: $input-height-inner;
        background-position: top $input-height-inner-quarter right $input-height-inner-quarter;
      }
    }
  }

  .form-select {
    @include form-validation-state-selector($state) {
      border-color: $color;

      @if $enable-validation-icons {
        &:not([multiple]):not([size]),
        &:not([multiple])[size="1"] {
          padding-right: $form-select-feedback-icon-padding-end;
          background-image: escape-svg($form-select-indicator), escape-svg($icon);
          background-position: $form-select-bg-position, $form-select-feedback-icon-position;
          background-size: $form-select-bg-size, $form-select-feedback-icon-size;
        }
      }

      &:focus {
        border-color: $color;
        box-shadow: $focus-box-shadow;
      }
    }
  }

  .form-check-input {
    @include form-validation-state-selector($state) {
      border-color: $color;

      &:checked {
        background-color: $color;
      }

      &:focus {
        box-shadow: $focus-box-shadow;
      }

      ~ .form-check-label {
        color: $color;
      }
    }
  }
  .form-check-inline .form-check-input {
    ~ .#{$state}-feedback {
      margin-left: .5em;
    }
  }

  .input-group .form-control,
  .input-group .form-select {
    @include form-validation-state-selector($state) {
      @if $state == "valid" {
        z-index: 1;
      } @else if $state == "invalid" {
        z-index: 2;
      }
      &:focus {
        z-index: 3;
      }
    }
  }
}

Mapa

Kayqa Sass mapamanta chiqapchaymi _variables.scss. Kayta llalliy utaq mast'ariy hukniray utaq yapasqa estadokuna paqarichinanpaq.

$form-validation-states: (
  "valid": (
    "color": $form-feedback-valid-color,
    "icon": $form-feedback-icon-valid
  ),
  "invalid": (
    "color": $form-feedback-invalid-color,
    "icon": $form-feedback-icon-invalid
  )
);

Mapakuna kaqmanta $form-validation-stateskimsa akllana parámetros kaqmanta kanman yanapakuypa yanapakuyninkunata chaymanta enfoque estilokuna llallinanpaq.

Kutipayay

$form-validation-statesMapa chanikuna patapi iterate ruwanapaq llamk'achisqa chiqaqchay estiloykuta ruwanapaq. Ima tikraypas kay pata Sass mapa kaqpi rikuchikunqa kay huñusqa CSS kaqpi kay llimp'i kaqnintakama.

@each $state, $data in $form-validation-states {
  @include form-validation-state($state, $data...);
}

Personalizar

Chiqaqchay estadokuna Sass kaqnintakama $form-validation-statesmapawan ruwasqa kanman. Willañiqiykupi tarikuq _variables.scss, kay Sass mapa imayna ñawpaqmanta valid/ invalidchiqaqchay suyukunata paqarichisqayku. Yapachisqa huk anidado mapa sapa suyupa llimp'in, icono, yanapakuypa llimp'in chaymanta enfoque llantuyta ruwanapaq. Mana wak estadokuna maskaqkunawan yanapasqa kaptinpas, sapanchasqa estilokuna llamk'aqkuna aswan sasa formulario yuyaykunata yapayta atinku.

Ama hina kaspa, mana mixin nisqatapas tikraspa chanikunata llamk'achiyta mana yuyaychaykuchu$form-validation-statesform-validation-state .