const regex = new RegExp('(.*) (\\d{1,19}) missing data lines in iteration', 'gm')
const str = `[2022-05-01 00:00:00] [Thread-1] ERROR MyLoggerName - Iteration #0. [123456, 456789] - 2 missing data lines in iteration
[2022-05-01 00:01:00] [Thread-1] ERROR MyLoggerName - Iteration #1. [234567, 567890] - 951 missing data lines in iteration`;
// 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