TS2339TS2339 — Property Does Not Exist on Type
TypeScript cannot find the specified property on the given type.
TS2362The left operand of an arithmetic expression must be a number or bigint type.
You are using an arithmetic operator (+, -, *, /) where the left operand is not a numeric type. TypeScript requires both sides of arithmetic operations to be numbers.
Convert the left operand to a number using Number() or parseInt(). Ensure the variable is typed as number. Use a type guard to narrow union types to number.
TS2339TypeScript cannot find the specified property on the given type.
TS2344A type argument does not meet the constraint specified by the generic type parameter.
TS2322A value of one type cannot be assigned to a variable or property of a different, incompatible type.
TS2610A derived class defines a property where the base class has an accessor.
TS2565A class property with a definite assignment assertion (!) is never read.
TS2540You are trying to modify a property that is marked as readonly.