10 examples of 'comparing elements in the array' in JavaScript

87
function CompareArrays(a, b) {
88
89
	if (Array.isArray(a) === false || Array.isArray(b) === false) {
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		return false;
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	}
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	if (a.length !== b.length) {
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		return false;
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	}
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97
	for (let n = 0; n < a.length; n++) {
98
		if (a[n] !== b[n]) {
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			return false;
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		}
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	}
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	return true;
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}

51
function arrayElementsEqu(a?: any[], b?: any[]) {
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  if (!a || !b) {
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    return a === b;
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  }
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  const lenA = a.length;
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  const lenB = b.length;
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  if (lenA !== lenB) {
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    return false;
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  }
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  for (let i = 0; i < lenA; i++) {
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    if (a[i] !== b[i]) {
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      return false;
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    }
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  }
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  return true;
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}

52
export function compareArray(array1, array2) {
53
  if (array2.length !== array1.length) {
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    return false;
55
  }
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  for (var i = 0; i < array1.length; i++) {
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    if (array2[i].compareArray) {
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      if (!array2[i].compareArray(array1[i])) {
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        return false;
60
      }
61
    }
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    if (array2[i] !== array1[i]) {
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      return false;
64
    }
65
  }
66
  return true;
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}

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]) {
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      return false;
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    }
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  }
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  return true;
87
}

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
      }
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   }
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   return true;
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}

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
}

524
export function arraySortedCmp (array: T[], cmp: (a: T, b: T) => number) {
525
  for (let i = 1, il = array.length; i < il; ++i) {
526
    if (cmp(array[ i - 1 ], array[ i ]) > 0) return false
527
  }
528
  return true
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}

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]){
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				ret = false;
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				break;
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			}
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		}
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	}
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	return ret;
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}

145
function testArray(array: number[], useComparator: boolean) {
146
  function comparator(a: number, b: number) {
147
    return a < b ? -1 : (a > b ? 1 : 0);
148
  }
149
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  for (let value = -2; value <= 12; ++value) {
151
    let index = useComparator ? array.upperBound(value, comparator) : array.upperBound(value);
152
    assert.isTrue(0 <= index && index <= array.length, 'index is out of bounds');
153
    assert.isTrue(index === 0 || array[index - 1] <= value, 'array[index - 1] > value');
154
    assert.isTrue(index === array.length || array[index] > value, 'array[index] <= value');
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  }
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}

36
static isEqual(arr1, arr2) {
37
  if (!(arr1 && arr2)) return false;
38
  if (arr1.length !== arr2.length) return false;
39
  for (let i = 0, l = arr2.length; i < l; i++) {
40
    if (arr1[i] !== arr2[i]) {
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      return false;
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    }
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  }
44
  return true;
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}