Detailed explanation of jQuery monitoring text box events and processing steps

This time I will bring you jQuery Detailed explanation of monitoring text box events and processing steps. What are the precautions for using jQuery to monitor text box events. The following is a practical case. Let’s take a look. take a look.

//事情委托
$(document)
 .on('input propertychange', '#query', function(){
  var input = $(this).val();
  show(input);
 });
 var show = function(txt){
  var info = '监听：<b>' + txt + '</b><br /><br />'
  + '相关搜索：<br />' + showTags(txt);
  $('.info').html(info);
 }
 var showTags = function(txt){
  var tag = '';
  if(txt.length){
   for (var i = 0; i < 3; i++) {
    tag += &#39;<span class="tag">'+txt+'相关'+i+'</span>';
   };
  }
  return tag;
}

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!

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