const regex = /\b[a-zA-Z-]+,\s?[a-zA-Z]+:.*?(?=\b[a-zA-Z-]+,\s?[a-zA-Z]+:|$)/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('\\b[a-zA-Z-]+,\\s?[a-zA-Z]+:.*?(?=\\b[a-zA-Z-]+,\\s?[a-zA-Z]+:|$)', 'gm')
const str = `Meck, Mary: Fri 6/14/2019 5:00 PM -- 10:00 PM CLERKPETRO Flinstone, Fred: Fri 6/14/2019 10:00 AM -- 4:00 PM CLERKPETRO Powers, Kenny: Fri 6/14/2019 10:00 PM -- 11:00 PM
Rhodes, Randy: Sat 6/15/2019 10:15 AM -- 11:30 AM SERVCNTR Sat 6/15/2019 11:30 AM -- 12:45 PM CLICK AND PICK Sat 6/15/2019 12:45 PM -- 2:15 PM SERVCNTR
`;
// 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