10 examples of 'javascript compare two arrays of objects for matches' in JavaScript

543
function 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
}

52
export 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
}

78
function _matches (array1, array2) {
79
  for (var i = 0; i < array1.length; i++) {
80
    for (var j = 0; j < array2.length; j++) {
81
      if (array1[i] == array2[j]) {
82
        return [i, j];
83
      }
84
    }
85
  }
86
87
  return null;
88
}

5
export function arrayValuesMatch(array1, array2) {
6
  return array1.length === array2.length &&
7
    array1.sort().join() === array2.sort().join();
8
}

7
function 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
}

77
function matchArrayElements(a: string[], b: string[]) {
78
  if (a.length !== b.length) return false;
79
  for (let i = 0; i < a.length; i++) {
80
    if (a[i] !== b[i]) return false;
81
  }
82
  return true;
83
}

50
function compareArrays(array1, array2) {
51
  expect(array1.length).toEqual(array2.length);
52
53
  array2.forEach(value => {
54
    expect(array1).toContain(value);
55
  });
56
}

87
function 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
}

77
function 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
}

96
function 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
}