Checks if the given argument is a string. Only works for string primitives.
Use typeof to check if a value is classified as a string primitive.
代码片段
const isString = val => typeof val === 'string';使用样例
isString('10'); // trueChecks if the given argument is a string. Only works for string primitives.
Use typeof to check if a value is classified as a string primitive.
const isString = val => typeof val === 'string';isString('10'); // true