const regex = new RegExp('(ISBN[-]*(1[03])*[ ]*(: ){0,1})*(([0-9Xx][- ]*){13}|([0-9Xx][- ]*){10})', 'gm')
const str = `In his groundbreaking book, "The Theory of Everything," Stephen Hawking explores the fundamental principles that govern the universe. This book, with ISBN 978-0553380163 (or the 10-digit version 9780553380163), delves into complex topics such as black holes, the Big Bang, and the nature of time, making them accessible to a general audience.`;
// Reset `lastIndex` if this regex is defined globally
// regex.lastIndex = 0;
let m;
while ((m = regex.exec(str)) !== null) {
// This is necessary to avoid infinite loops with zero-width matches
if (m.index === regex.lastIndex) {
regex.lastIndex++;
}
// The result can be accessed through the `m`-variable.
m.forEach((match, groupIndex) => {
console.log(`Found match, group ${groupIndex}: ${match}`);
});
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions