正気・腕力・犬 on Nostr: npub1yvw9s…7pvtv https://typescript-jp.gitbook.io/deep-dive/type-system/readonly ...

npub1yvw9setw5ws7cehzquzwdkpqwdg7hm6d4nkgenjmcxvtnavrus5sz7pvtv (npub1yvw…pvtv) https://typescript-jp.gitbook.io/deep-dive/type-system/readonly

これが許されてしまうらしくてだいぶよろしくないな


let foo: {
readonly bar: number;
} = {
bar: 123
};

function iMutateFoo(foo: { bar: number }) {
foo.bar = 456;
}