How to get all the values of an enum with typescript
1 Answer Sorted by 122 You have to filter out the numeric keys either via Object values or Object keys const colors Object keys Color filter item return isNaN Number item console log colors join n This will print Red Green Blue A TypeScript enum will transpile in the end into a plain JavaScript object
Javascript How to sort an array using values from an enum Stack , 3 Answers Sorted by 12 Normally with an enum the value is already comparable const enum Order Start 0 Run 1 End 2 const data Order End Order Run Order Start const result data sort console log result A non constant enum can even be mapped to the string values as shown here
Javascript TypeScript enum to object array Stack Overflow
31 Answers Sorted by 1 2 Next 157 If you are using ES8 For this case only it will work perfectly fine It will give you value array of the given enum
JavaScript Enums Mastering JS, Function createEnum values const enumObject for const val of values enumObject val val return Object freeze enumObject Up Up Down Down Left Left Right Right createEnum Up Down Left Right Class Based Approach
Javascript array to enum Stack Overflow
Javascript array to enum Stack Overflow, 1 I need to build an enum from a javascript array I need it to populate a query var myArray 113214 432423 65465 65654 something like this var enum 113214 432423 65465 65654 into something like this then use the enum variable as a parameter to populate my query like this SELECT WHERE id IN enum
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Object values JavaScript MDN MDN Web Docs
Object values JavaScript MDN MDN Web Docs Object values returns an array whose elements are values of enumerable string keyed properties found directly upon object This is the same as iterating with a for in loop except that a for in loop enumerates properties in the prototype chain as well The order of the array returned by Object values is the same as that provided by a
Array What Is The Difference Between Array And Enum In C YouTube
To convert enums to array of values with JavaScript we can use the Object values method For instance we write const types WHITE 0 BLACK 1 const vals Object values types console log vals to call Object values with types to return an array of the property values Therefore vals is 0 1 Conclusion How to convert enums to array of values with JavaScript . Enumerability and ownership of properties Every property in JavaScript objects can be classified by three factors Enumerable or non enumerable String or symbol Own property or inherited property from the prototype chain Enumerable properties are those properties whose internal enumerable flag is set to true which is the default for To get all enum values as an array pass the enum to the Object values method The Object values method will return an array of the enum s values because enums in TypeScript are real objects and exist at runtime index ts
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