javascript getElementById开头为

本文介绍了javascript getElementById开头为的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！

问题描述

我想选择 div 以 * 开头，从到 display：hidden

I want to select div start with * to change it from display: block to display:hidden

function select_to_text(a) {
  var as = '#' + a;
  var aa = $(as).val();
  if (aa == "0") {} else {
    //var $eles = $(":*[name^='personal_family_type_']").css("background-color","yellow");
    document.getElementById(a + "_" + aa + "_block").style.display = 'block';
  }
}

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div class="form-group">
  <label for="personal_family_type" class="control-label col-sm-2">type</label>
  <div class="col-sm-10">
    <select size="1" id="personal_family_type" name="personal_family_type" class="form-control btn btn-primary" onchange="select_to_text('personal_family_type')">
      <option value="0">----</option>
      <option value="wife">Wife</option>
      <option value="husband">Husband</option>
      <option value="son">Son</option>
      <option value="all">Show all</option>
    </select>
    <div id="personal_family_type_wife_block" style="display :none">
      wife
    </div>
    <div id="personal_family_type_husband_block" style="display :none">
      husband
    </div>
    <div id="personal_family_type_son_block" style="display :none">
      son
    </div>
  </div>
</div>

推荐答案

这里是一个在jQuery中完成的解决方案。从您的html元素中移除onclick。

Here is a solution done in jQuery. Remove the onclick from your html element.

$( document ).ready(function() {
   $('#personal_family_type').on('click', function() {
       $("#"+this.id + "_" + this.value + "_block").toggle();
   });
});

这里是

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