4 examples of 'angular 4 filter array of objects' in JavaScript

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45function filterArrayObject(array, filter){
46 var i = 0;
47
48 // array.length is changing
49 for(; i < array.length; i ++){
50 if(!filter.call(array, array[i], i)){
51
52 // the member at the iterator has been removed, so we should move the iterator one step to the left
53 array.splice(i --, 1);
54 }
55 }
56
57 return array;
58};
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75function filterObjects(arr) {
76 var queryParams = getQueryParams();
77 return arr.filter(function (obj) {
78 var keep = true;
79 if (("type" in obj) && ("type" in queryParams)) keep = (queryParams["type"] === obj["type"]);
80 if ((keep) && ("uid" in obj) && ("uid" in queryParams)) keep = (queryParams["uid"] === obj["uid"]);
81 return keep;
82 });
83}
21private filterByObject(filter) {
22 return value => {
23 for (let key in filter) {
24 if (!value.hasOwnProperty(key)) {
25 return false;
26 }
27
28 const type = typeof value[key];
29 let isMatching;
30
31 if (type === 'string') {
32 isMatching = this.filterByString(filter[key])(value[key]);
33 } else if (type === 'object') {
34 isMatching = this.filterByObject(filter[key])(value[key]);
35 } else {
36 isMatching = this.filterDefault(filter[key])(value[key]);
37 }
38
39 if (!isMatching) {
40 return false;
41 }
42 }
43
44 return true;
45 }
46}
19function filterArray(arr, filter) {
20 var rtn = [];
21 for (var i = 0; i < arr.length; i++) {
22 if (filter.indexOf(i) > -1) {
23 rtn.push(arr[i]);
24 }
25 }
26 return rtn;
27}

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