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  • jQuery截取{}里的字符串及获取json里的值

    <!DOCTYPE html>
    <html>
      <head>
        <title>test1.html</title>
        <meta http-equiv="content-type" content="text/html; charset=UTF-8">
        <script type="text/javascript" src="jquery/jquery-1.8.3.js"></script>
        <!--<link rel="stylesheet" type="text/css" href="./styles.css">-->
        <script type="text/javascript">
            $(document).ready(function(){
             //正则,匹配{}及里面的内容
             var reg = /{(.*?)}/gi;
             //要操作的字符串 
             var str = 'http://localhost:8088/smartbi/vision/openresource.jsp?resid=I04e0bfda4a278aed014a812a40b94c48&user=agent_gd&password=Ab123456&paramsInfo=[{"name":"user_head","value":"tpss_gz","displayValue":"tpss_gz"},{"name":"city_id","value":"200","displayValue":"200"},{"name":"cycle_id","value":"20150301","displayValue":"20150301"},{"name":"pro_ag_id","value":"","displayValue":""},{"name":"agent_id","value":"","displayValue":""},{"name":"chan_id","value":"60109235","displayValue":"60109235"},{"name":"gz_channel_type","value":"","displayValue":""},{"name":"agent_confirm_state","value":"2","displayValue":"2"}]&refresh=true';
              
             var tmp = str.match(reg); 
             if (tmp) {
              for (var i = 0; i < tmp.length; i++){ 
              //匹配是否是需要的字符串
              if(tmp[i].indexOf("agent_confirm_state")>0){
                  alert(tmp[i]); // 保留中括号
                  var obj = eval("("+tmp[i]+")");//转化为json对象
                  alert(obj.value);//获取json对象中value的值    
              }
              //alert(tmp[i].replace(reg, "$1")); 
              // 不保留中括号 
              } 
              } else {
               alert("no match."); 
               } 
              });
        </script>
      </head>
      
      <body>
          
      </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/clear5/p/4450013.html
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