10 examples of 'check empty array in jquery' in JavaScript

127
function emptyCheck(v) {
128
    return v != null && v.length > 0;
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}

163
export function empty(array) {
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  if (!isArray(array)) {
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    return true;
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  }
167
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  return (array.length === 0);
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}

28
function isEmpty(form, a_values, a_checks) 
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{	
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	feed_back = "";
31
	
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	if (a_values != "")
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	{
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		if (a_values == "all")
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		{
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			for(var i=0;i<form.length;i++)
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			{				
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				if (form.elements[i].type == "text" || form.elements[i].type == "textarea")
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				{
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					if (form.elements[i].value == "")
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						feed_back += "-> " + form.elements[i].id + "\n";
42
				}
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			}
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		}
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	}
46
	
47
	if (feed_back != "") {
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		alert("Please insert these data:\n\n" + feed_back);
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		return false;
50
	}
51
	
52
	return true;
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}

74
export function isEmptyArray(obj) {return Array.isArray(obj) && obj.length === 0}

1
function check(arr) {
2
	for (var i = arr.length - 1; i >= 0; i--) {
3
		if (arr[i - 1] > arr[i]) {
4
			return false;
5
		}
6
	}
7
8
	return true;
9
}

1
export function isNonEmptyArray<T>(value?: ArrayLike<T>): value is Array<T> {
2
  return Array.isArray(value) && value.length > 0;
3
}

41
function empty (v) {
42
  for(var k in v)
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    return false
44
  return true
45
}

40
function isNonEmptyStringArray( theArray ) {
41
	var index;
42
43
	if ( Array.isArray( theArray ) && theArray.length > 0 ) {
44
		for ( index in theArray ) {
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			if ( typeof theArray[ index ] !== "string" ) {
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				return false;
47
			}
48
		}
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		return true;
50
	}
51
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	return false;
53
}

53
export function isValueEmpty(val) {
54
	return val === '' || val === null || val === undefined || (Array.isArray(val) && val.length === 0) ||
55
			(typeof val === 'object' && Object.keys(val).length === 0);
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}

41
export function arrayHasValues(checkArray) {
42
  return checkArray.filter(value => value && typeof value !== 'undefined')
43
}