test function js code example

Example 1: 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
*/

Example 2: test() javascript

const str = "Hello World";
var item = /Hello/,  // to define the item name use /item name/
 result = item.test(str); //test() used to search for a specific item in strings
// returns "true"