学习的时间比较多，趁这个机会，快快的过一遍，然后准备用SolidJs + TypeScript + Vite做一个小项目，...
input设置为只读一般用于查看详情： 格式为： （1）单纯的input框 公司名称
name = 'tj1' // ts 报错,无法分配到 "name" ,因为它是只读属性。ts(2540) 7.5.7 Pick Pick 从类型中选择一下属性,生成一个新类型。 // 例子一 type Pick<T, K extends keyof T> = { [P in K]: T[P] } type T4 = Pick< { name: string, age: number, }, 'name' > /* 这是一...
2539 错误 Cannot assign to '{0}' because it is not a variable. 2540 错误 Cannot assign to '{0}' because it is a constant or a read-only property. 2541 错误 The target of an assignment must be a variable or a property access. 2542 错误 Index signature in type '{0}' only permits...
2540 错误 Cannot assign to '{0}' because it is a constant or a read-only property. 2541 错误 The target of an assignment must be a variable or a property access. 2542 错误 Index signature in type '{0}' only permits reading.
2540 错误 Cannot assign to '{0}' because it is a constant or a read-only property. 2541 错误 The target of an assignment must be a variable or a property access. 2542 错误 Index signature in type '{0}' only permits reading. 2543 错误 Duplicate identifier '_newTarget'. Compiler uses ...
// index.ts(14,5): error TS2540: Cannot assign to 'id' because it is a constant or a read-only property 数组 定义数组 - +[] 类型> let fibonacci: number[] = [1, 1, 2, 3, 5]; 定义数组 - 泛型 let fibonacci: Array<number> = [1, 1, 2, 3, 5]; ...
// index.ts(10,3): TS2540: Cannot assign to 'name' because it is a read-only property. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 注意如果 readonly 和其他访问修饰符同时存在的话,需要写在其后面。 class Animal { ...
console.log(a.name);//Jacka.name = 'Tom'; // Error//index.ts(10,3): TS2540: Cannot assign to 'name' because it is a read-only property. 注意:如果readonly和其他访问修饰符同时存在的话,需要写在其后面。写在构造函数中定义该属性 ...
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