10 examples of 'compare two array of objects javascript' in JavaScript

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543function compareObjectArrays(a, b) {
544 expect(a.length).toEqual(b.length);
545
546 for (let i = 0, l = a.length; i < l; i++) {
547 for (const prop in a[i]) {
548 if ( hasOwnProp.call(a[i], prop) ) {
549 expect(b[i][prop]).toBeDefined();
550 expect(a[i][prop]).toEqual(b[i][prop]);
551 }
552 }
553 }
554}
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87function CompareArrays(a, b) {
88
89 if (Array.isArray(a) === false || Array.isArray(b) === false) {
90 return false;
91 }
92
93 if (a.length !== b.length) {
94 return false;
95 }
96
97 for (let n = 0; n < a.length; n++) {
98 if (a[n] !== b[n]) {
99 return false;
100 }
101 }
102
103 return true;
104}
52export function compareArray(array1, array2) {
53 if (array2.length !== array1.length) {
54 return false;
55 }
56 for (var i = 0; i < array1.length; i++) {
57 if (array2[i].compareArray) {
58 if (!array2[i].compareArray(array1[i])) {
59 return false;
60 }
61 }
62 if (array2[i] !== array1[i]) {
63 return false;
64 }
65 }
66 return true;
67}
160function compareObjects(a, b, options) {
161 let diffMessage;
162 let hasThrown = false;
163
164 try {
165 diffMessage = (0, _diffLines.default)(
166 (0, _prettyFormat.default)(a, FORMAT_OPTIONS_0),
167 (0, _prettyFormat.default)(b, FORMAT_OPTIONS_0),
168 options,
169 {
170 a: (0, _prettyFormat.default)(a, FORMAT_OPTIONS),
171 b: (0, _prettyFormat.default)(b, FORMAT_OPTIONS)
172 }
173 );
174 } catch (e) {
175 hasThrown = true;
176 } // If the comparison yields no results, compare again but this time
177 // without calling `toJSON`. It's also possible that toJSON might throw.
178
179 if (!diffMessage || diffMessage === _constants.NO_DIFF_MESSAGE) {
180 diffMessage = (0, _diffLines.default)(
181 (0, _prettyFormat.default)(a, FALLBACK_FORMAT_OPTIONS_0),
182 (0, _prettyFormat.default)(b, FALLBACK_FORMAT_OPTIONS_0),
183 options,
184 {
185 a: (0, _prettyFormat.default)(a, FALLBACK_FORMAT_OPTIONS),
186 b: (0, _prettyFormat.default)(b, FALLBACK_FORMAT_OPTIONS)
187 }
188 );
189
190 if (diffMessage !== _constants.NO_DIFF_MESSAGE && !hasThrown) {
191 diffMessage = _constants.SIMILAR_MESSAGE + '\n\n' + diffMessage;
192 }
193 }
194
195 return diffMessage;
196} // eslint-disable-next-line no-redeclare
96function compareArray(a1, a2){
97 var ret = true;
98 var i = 0;
99 var len = a1.length;
100 if(len != a2.length){
101 ret = false;
102 } else {
103 for(; i < len; i++){
104 if(a1[i] != a2[i]){
105 ret = false;
106 break;
107 }
108 }
109 }
110 return ret;
111}
7function compare_arrays(a1, a2) {
8 for(var k in a1) {
9 if(a1[k] !== a2[k]) {
10 return false;
11 }
12 }
13 for(var k in a2) {
14 if(a2[k] !== a1[k]) {
15 return false;
16 }
17 }
18 return true;
19}
50function compareArrays(array1, array2) {
51 expect(array1.length).toEqual(array2.length);
52
53 array2.forEach(value => {
54 expect(array1).toContain(value);
55 });
56}
78export function compareObjects(obj1: any, obj2: any): boolean { // Swallow compare
79 if (!obj1 || !obj2) return false;
80 const k1 = Object.keys(obj1);
81 const k2 = Object.keys(obj2);
82 if (k1.length !== k2.length) return false;
83 for (const k of k1) {
84 if (obj1[k] !== obj2[k]) return false;
85 }
86 return true;
87}
61function compareObject(a, b) {
62
63 if (!_.isObject(a) || !_.isObject(b)) {
64 return false;
65 }
66
67 var aKeys = Object.keys(a);
68 var bKeys = Object.keys(b);
69
70 if (aKeys.length !== bKeys.length) {
71 return false;
72 }
73
74 var res = true;
75 for (var i = 0, key, item; res && (key = aKeys[i]); i++) {
76 if (!b.hasOwnProperty(key)) {
77 res = false;
78 break;
79 }
80
81 item = a[key];
82 if (Array.isArray(item)) {
83 res = compareArray(item, b[key]);
84 }
85 else {
86 // 需要类型转化的比较
87 /* eslint-disable eqeqeq */
88 res = item == b[key];
89 /* eslint-enable eqeqeq */
90 }
91 }
92
93 return res;
94}
77function compareSortedArrays(array1, array2) {
78 if (array1.length !== array2.length) {
79 return false;
80 }
81 for (let i = 0, len = array1.length; i < len; i++) {
82 if (array1[i] !== array2[i]) {
83 return false;
84 }
85 }
86 return true;
87}

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