Hello, I'm developing a filter for an online store and I'm getting this error when I start the page,
ButwhenIclickthecontinuebuttonontheform,allexceptthisonedisappear: Hereistheformcode:
<div class="card-body">
<form method="post">
Referencia:
<input type="text" placeholder=" Search" name="referencia"style="font-family:Arial, FontAwesome">
<br><br>
<div class="row">
Diametro do Aço (d):
<div class="col-md-4">
<input type="text" name="d1" size="6" placeholder="min">
<input type="text" name="d2" size="6" placeholder="max">
</div>
Comprimento total (L0):
<div class="col-md-4">
<input type="text" name="comp1" size="6" placeholder="min">
<input type="text" name="comp2" size="6" placeholder="max">
</div>
</div>
<br>
<div class="row">
Diametro Exterior (DE):
<div class="col-md-4">
<input type="text" name="de1" size="6" placeholder="min">
<input type="text" name="de2" size="6" placeholder="max">
</div>
<br>
</div>
<br>
<div class="row">
<div class="form-group">
<label for="exampleFormControlSelect1">Ordenar por:</label>
<select class="form-control" name="ordenar" id="ordenar">
<option value="referencia">Referencia</option>
<option value="diametroaco">Diametro do Aço (d)</option>
<option value="comprimentototal">Comprimento total (L0)</option>
<option value="diametroexterior">Diametro Exterior (DE)</option>
<option value="passo">Passo (P)</option>
</select>
</div>
<div class="col-md-9">
<div align="right">
<img src="imagens/desenho33.png" align="right" height="250" width="350" >
</div>
</div>
</div>
<br>
<div align="right">
<button type="reset" align="right" class="btn btn-primary">Reset</button>
<button type="submit" align="right" class="btn btn-primary" value="submit">Continuar</button>
</div>
</form>