WebFeb 12, 2024 · Your value is: [ { ...state }, changeState, values, setValues, radioSelected, setRadioSelected, ] and this line: const [values, setValues] = useContext(GlobalContext); will destructure the value (an array) but there is a key difference between destructuring an array and an object: with an array, the destructuring is by order( unlike an object which is … WebOct 30, 2024 · Your issue is that your .find() method is returning undefined, so you can't access properties on product such as .name as it is undefined.The .find() method will return undefined when the callback function doesn't return a truthy value for any of your items within your array.. In this case, your callback will only return true when your product id …

Error in slick.js: "Uncaught TypeError: Cannot read property

WebJan 25, 2024 · 2 Answers Sorted by: 4 var parentElement = document.getElementById ('deviceready'); var listeningElement = parentElement.querySelector ('.listening'); You don't have a div with ID deviceready, so your parentElement will be null. WebTherefore, JavaScript is unable to read the value of something that does not exist. If you want to check that the element exists first, you could use an if statement for each: var str, element = document.getElementById ('cal_preview'); if (element != null) { str = … ctre owen sound

JS - Cannot read property

WebOct 9, 2014 · Well don't push to nonexistent array maybe? You can explicitly check if it's not null and create one if needed: this.group.departmentsList = this.group ... WebJul 8, 2015 · And this follows to error: Uncaught TypeError: Cannot read property 'prototype' of undefined. But data is present in response. But data is present in response. Details in picture. earth therapeutics collagen hydrogel