Property accessors (get/set) require the target to be ES5 or higher. If your tsconfig target is set to ES3, accessors are not available.

Set the target to ES5 or higher in tsconfig.json. Use regular methods instead of accessors if you must target ES3.

TS1056 — TS1056 — Accessors Not Available in Target | Error Code Encyclopedia | akousa.net

Erreurs TypeScriptErreur

TS1109

TS1109 — Expression Expected

TypeScript expected an expression but found a token that cannot start an expression.

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Erreurs TypeScriptErreur

TS2300

TS2300 — Duplicate Identifier

The same identifier is declared more than once in the same scope.

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Erreurs TypeScriptErreur

TS2739

TS2739 — Type Missing Required Properties

An object type is missing multiple required properties from the target type.

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Erreurs TypeScriptErreur

TS2531

TS2531 — Object Is Possibly Null

TypeScript warns that an expression could be null at runtime, and you are using it without checking.

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Erreurs TypeScriptErreur

TS5023

TS5023 — Unknown Compiler Option

An unrecognized option was found in tsconfig.json.

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Erreurs TypeScriptErreur

TS2740

TS2740 — Type Missing Properties

An object type is missing required properties that are expected by the target type.

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TS1056 — Accessors Not Available in Target

Causes de cette erreur

Comment la corriger

Codes d'erreur associés

TS1109 — Expression Expected

TS2300 — Duplicate Identifier

TS2739 — Type Missing Required Properties

TS2531 — Object Is Possibly Null

TS5023 — Unknown Compiler Option

TS2740 — Type Missing Properties

TS1056 — Accessors Not Available in Target

Causes de cette erreur

Comment la corriger

Codes d'erreur associés

TS1109 — Expression Expected

TS2300 — Duplicate Identifier

TS2739 — Type Missing Required Properties

TS2531 — Object Is Possibly Null

TS5023 — Unknown Compiler Option

TS2740 — Type Missing Properties