const regex = /([a-z\.-]+@)([a-z\.-]+)\b/g;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('([a-z\\.-]+@)([a-z\\.-]+)\\b', 'g')
const str = `Please contact us at: support@github.com.
Just send email to s.miller@mit.edu and j.hopking@york.ac.uk for more information.
Many users @ SoftUni confuse email addresses. We @ Softuni.BG provide high-quality training @ home or @ class. –- steve.parker@softuni.de.
info@softuni-bulgaria.org
kiki@hotmail.co.uk
no-reply@github.com
s.peterson@mail.uu.net
info-bg@software-university.software.academy
`;
// 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