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

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127function emptyCheck(v) {
128 return v != null && v.length > 0;
129}
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163export function empty(array) {
164 if (!isArray(array)) {
165 return true;
166 }
167
168 return (array.length === 0);
169}
28function isEmpty(form, a_values, a_checks)
29{
30 feed_back = "";
31
32 if (a_values != "")
33 {
34 if (a_values == "all")
35 {
36 for(var i=0;i<form.length;i++)
37 {
38 if (form.elements[i].type == "text" || form.elements[i].type == "textarea")
39 {
40 if (form.elements[i].value == "")
41 feed_back += "-> " + form.elements[i].id + "\n";
42 }
43 }
44 }
45 }
46
47 if (feed_back != "") {
48 alert("Please insert these data:\n\n" + feed_back);
49 return false;
50 }
51
52 return true;
53}
74export function isEmptyArray(obj) {return Array.isArray(obj) && obj.length === 0}
1function 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}
1export function isNonEmptyArray<T>(value?: ArrayLike<T>): value is Array<T> {
2 return Array.isArray(value) && value.length > 0;
3}
41function empty (v) {
42 for(var k in v)
43 return false
44 return true
45}
40function isNonEmptyStringArray( theArray ) {
41 var index;
42
43 if ( Array.isArray( theArray ) && theArray.length > 0 ) {
44 for ( index in theArray ) {
45 if ( typeof theArray[ index ] !== "string" ) {
46 return false;
47 }
48 }
49 return true;
50 }
51
52 return false;
53}
53export 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);
56}
41export function arrayHasValues(checkArray) {
42 return checkArray.filter(value => value && typeof value !== 'undefined')
43}

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