javascript test string code example

Example 1: if string javascript

if (typeof myVar === 'string') { /* code */ };

Example 2: js test if string

if (typeof string === 'string') { /* code */ };

Example 3: javascript regex .test

const str = 'hello world!';
const result = /^hello/.test(str);

console.log(result); // true

/**
The test() method executes a search for a match between 
a regular expression and a specified string
*/