GitHub 6248★

Check if a string is a MongoDB ObjectId

JavaScript version

const isMongoId = (str) => str.length === 24 && /^[A-F0-9]+$/i.test(str);

// Or
const isMongoId = (str) => str.length === 24 && str.split('').every((c) => '0123456789ABCDEFabcdef'.indexOf(c) !== -1);

TypeScript version

const isMongoId = (str: string): boolean => str.length === 24 && /^[A-F0-9]+$/i.test(str);

// Or
const isMongoId = (str: string): boolean => str.length === 24 && str.split('').every((c) => '0123456789ABCDEFabcdef'.indexOf(c) !== -1);
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