StackOverflow Questions for Tag: hasownproperty

opensas

Reputation: 63395

check if object has key in Typescript and use that key

typescriptobjectcastingkeyhasownproperty

Score: 20

Answers: 2

Khanh Do

Reputation: 21

How to I get all properties name of class and use them as a static variable in TypeScript?

typescriptclasspropertieshasownproperty

Score: 2

Answers: 3

prem22

Reputation: 103

Object.hasOwnProperty vs optional chaining vs in keyword

javascriptarraysoptional-chaininghasownproperty

Score: 0

Answers: 0

Christian

Reputation: 7419

Is there a need to use hasOwnProperty with Object.keys?

javascriptpropertieshasownproperty

Score: 2

Answers: 2

FLY

Reputation: 2459

How and why use hasOwnProperty in JavaScript?

javascriptobjecthasownproperty

Score: 133

Answers: 13

drake035

Reputation: 2877

Fixing "Do not access Object.prototype method 'hasOwnProperty' from target object" error

javascripteslinthasownproperty

Score: 15

Answers: 1

Ran Turner

Reputation: 17936

Object.hasOwn() vs Object.prototype.hasOwnProperty()

javascriptjavascript-objectsprototypal-inheritancehasownproperty

Score: 41

Answers: 1

yotamN

Reputation: 771

Object.hasOwn and hasOwnProperty doesn't narrow TypeScript type as expected

typescriptnarrowinghasownproperty

Score: 2

Answers: 1

user16570636

Reputation:

Recursive hasOwnProperty for objects

javascripttypescriptundefinedhasownproperty

Score: 0

Answers: 2

stevethecollier

Reputation: 1034

angular ie8 "Object doesn't support property or method 'hasOwnProperty'" workaround

javascriptinternet-explorerinternet-explorer-8hasownproperty

Score: 3

Answers: 2

NewUser

Reputation: 75

Removing duplicates in array in javaScript using hasOwnProperty

javascriptarrayshasownproperty

Score: 2

Answers: 2

Ramon

Reputation: 1

Getting Own object keys with no built-in methods

javascripthasownproperty

Score: 0

Answers: 1

Sean Coutinho

Reputation: 1

I am trying to push a value to an array only if the array exists within a javascript object. If the array doesn't exist, I wish to create one and add

javascripthasownproperty

Score: 0

Answers: 0

Sugarpearl

Reputation: 105

What is the issue with having duplicated variables accross instances of objects?

javascriptobjectconstructorprototypehasownproperty

Score: 0

Answers: 0

Jack

Reputation: 77

hasOwnProperty() is only checking if a certain property exists in a JSON, but doesn't return anything if it doesn't

javascriptjsonarcgis-js-apihasownproperty

Score: 0

Answers: 3

user9011377

Reputation:

Avoid recurring 'if' verification to check if an object has property

javascriptobjectpropertiesconditional-statementshasownproperty

Score: 0

Answers: 2

Caio Gomes

Reputation: 768

hasOwnProperty with more than one property

javascriptobjectmethodshasownproperty

Score: 8

Answers: 6

Chuwa Feet

Reputation: 69

JSON - return number of items within a list that have a specific key value

javascriptjsonobjecthasownproperty

Score: 1

Answers: 1

timkg

Reputation: 1803

Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?

javascriptrequirejsprototypal-inheritancehasownproperty

Score: 144

Answers: 6

jlgrall

Reputation: 1692

How to fix missing keys in Object.keys() compared to for...in with hasOwnProperty()

javascriptcross-browserfor-in-loophasownproperty

Score: 9

Answers: 0

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StackOverflow Questions for Tag: hasownproperty

check if object has key in Typescript and use that key

How to I get all properties name of class and use them as a static variable in TypeScript?

Object.hasOwnProperty vs optional chaining vs in keyword

Is there a need to use hasOwnProperty with Object.keys?

How and why use hasOwnProperty in JavaScript?

Fixing &quot;Do not access Object.prototype method &#39;hasOwnProperty&#39; from target object&quot; error

Object.hasOwn() vs Object.prototype.hasOwnProperty()

Object.hasOwn and hasOwnProperty doesn&#39;t narrow TypeScript type as expected

Recursive hasOwnProperty for objects

angular ie8 &quot;Object doesn&#39;t support property or method &#39;hasOwnProperty&#39;&quot; workaround

Removing duplicates in array in javaScript using hasOwnProperty

Getting Own object keys with no built-in methods

I am trying to push a value to an array only if the array exists within a javascript object. If the array doesn&#39;t exist, I wish to create one and add

What is the issue with having duplicated variables accross instances of objects?

hasOwnProperty() is only checking if a certain property exists in a JSON, but doesn&#39;t return anything if it doesn&#39;t

Avoid recurring &#39;if&#39; verification to check if an object has property

hasOwnProperty with more than one property

JSON - return number of items within a list that have a specific key value

Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?

How to fix missing keys in Object.keys() compared to for...in with hasOwnProperty()

Fixing "Do not access Object.prototype method 'hasOwnProperty' from target object" error

Object.hasOwn and hasOwnProperty doesn't narrow TypeScript type as expected

angular ie8 "Object doesn't support property or method 'hasOwnProperty'" workaround

I am trying to push a value to an array only if the array exists within a javascript object. If the array doesn't exist, I wish to create one and add

hasOwnProperty() is only checking if a certain property exists in a JSON, but doesn't return anything if it doesn't

Avoid recurring 'if' verification to check if an object has property