js 对 只包含简单类型数据的对象 为元素 组成的数组 进行去重

 1  /**
 2          * 对于由简单类型数据组成的对象为元素组成的数组进行去重操作
 3          * @params {array} 需要去重的对象数组
 4          * @returns {array} 去重后的对象数组
 5          */
 6         function distinct(sourcearray) {
 7 
 8             var resultarray = [];
 9             var i, j, currentsource, currentresult;
10 
11             for (i = 0; i < sourcearray.length; i++) {
12 
13                 currentsource = sourcearray[i];
14 
15                 if (resultarray.length === 0) {
16                     resultarray.push(currentsource);
17                     continue;
18                 }
19 
20                 for (j = 0; j < resultarray.length; j++) {
21 
22                     currentresult = resultarray[j];
23 
24                     if (!compare(currentresult, currentsource)) {
25                         resultarray.push(currentsource);
26                     }
27 
28                 }
29 
30             }
31 
32             return resultarray;
33 
34             function compare(obj1, obj2) {
35                 for (var prop in obj1) {
36 
37                     if (!obj1.hasownproperty(prop)) {
38                         continue;
39                     }
40 
41                     if (obj1[prop] !== obj2[prop]) {
42                         return false;
43                     }
44 
45                 }
46 
47                 return true;
48             }
49 
50         }

 

/**

* 对于由简单类型数据组成的对象为元素组成的数组进行去重操作

* @params {array} 需要去重的对象数组

* @returns {array} 去重后的对象数组

*/

function distinct(sourcearray) {

var resultarray = [];

var i, j, currentsource, currentresult;

for (i = 0; i < sourcearray.length; i++) {

currentsource = sourcearray[i];

if (resultarray.length === 0) {

resultarray.push(currentsource);

continue;

}

for (j = 0; j < resultarray.length; j++) {

currentresult = resultarray[j];

if (!compare(currentresult, currentsource)) {

resultarray.push(currentsource);

}

}

}

return resultarray;

function compare(obj1, obj2) {

for (var prop in obj1) {

if (!obj1.hasownproperty(prop)) {

continue;

}

if (obj1[prop] !== obj2[prop]) {

return false;

}

}

return true;

}

}