Javascript 使用技巧(一)

 1 //将逗号和"|" 替换为"and" 和 "or"
 2 
 3 var text=‘A,B,C|D,E,F|G|K‘;
 4 (function parseSigningRule(text){
 5     if(isEmpty(text))
 6         return text;
 7     var output = ‘‘;
 8     var array = text.split(",");
 9     var signatureCount = array.length;
10     $.each(array, function(idx, val){
11         var wrapNeeded = false;
12         if(val.split("|").length > 1 ){
13             wrapNeeded = true;
14         }
15 
16         if(signatureCount == 1){
17             wrapNeeded = false;
18         }
19 
20         val = val.replace(/\|/g , " or ");
21 
22         if(wrapNeeded){
23             val = ‘( ‘+val+‘ )‘;
24         }
25         if(idx > 0){
26             output += ‘ and ‘;
27         }
28         output += val;
29     });
30 
31     console.log(output);
32     return output;
33 })(text);
34 
35