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Dynamically Create Form fields

3556 05 December 2019

No Description Available

Abhishek Singh

~ onex

1

This is a multiple-input fields generator that can generate or add or create multiple input fields dynamically at a time.

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Add and remove input feilds dynamically using javascript.

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onex

let input_str = {
  title: "Slides",
  forms: [
    {
      type: "text",
      name: "name",
      class: "form-control mb-2",
      placeholder: "Enter Data..."
    },
    {
      type: "file",
      name: "image",
      class: "btn btn-light btn-sm mb-2 btn-block"
    },
    {
      type: "number",
      name: "mobile",
      class: "form-control mb-2",
      placeholder: "Enter Data..."
    }
  ],
  exportTo:$('#getData')
};

$(document).ready(() => {
  $(".addInput").click(function() {
    build_inputs($(this), input_str);
  });
});
let randId = 1;
function build_inputs(e, configs=false) {
    if(!configs){
        configs = {title:"Slides",forms:[{type:"text",name:"name",class:"form-control mb-2",placeholder:"Enter Data..."}],exportTo:false};
    }
  let ind = $(".adp-slides").length > 0 ? $(".adp-slides").length + 1 : 1;
  let str = `<div id="${configs.title +
    "-" +
    ind}" class="row adp-slides"><div class="col-md-10"><div class="form-group"><label><b>${
    configs.title
  } ${ind}</b></label>`;
  configs.forms.forEach(config => {
    str += `<input type="${config.type}" name="${config.name}" id="adpElem${randId}" class="adpInputs ${config.class}" data-rel="${configs.title+"-"+ind}" placeholder="${config.placeholder}">`;
    let currentVal = e
      .parent()
      .siblings()
      .val();
    $("#adpElem" + randId)
      .val(currentVal)
      .focus();
    e.parent()
      .siblings()
      .val("");
    randId++;
  });
  str += `</div></div><div class="col-md-2"><span class="badge badge-danger removeSlide" data-target="${configs.title +
    "-" +
    ind}"><i class="fas fa-trash-alt"></i></span></div></div>`;
  $(".inputWrapper").append(str);
  $(".removeSlide").click(function() {
    $("#" + $(this).attr("data-target")).remove();
  });
  if(configs.exportTo){
      $('.adpInputs').blur(()=>{
          let data = []
      $.each($('.adp-slides'),(i,e)=>{
          let obj = {},parentObj={};
       
         $.each($(e).children().find('input'),(i,e)=>{
             obj[$(e).attr('name')] = $(e).val();
         });
         parentObj[$(e).attr('id')]=obj;
        data.push(parentObj)
      })
    $(configs.exportTo).val(JSON.stringify(data,null,2))
      })
  }
}