const regex = /^(?<date>(\[|)(\d{4}-\d{2}-\d{2}(T| )\d{2}:\d{2}:\d{2}(\]|.+\d{2}:\d{2}\]|.+\d{2}:\d{2})))(?<message>.*?)$/sgm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('^(?<date>(\\[|)(\\d{4}-\\d{2}-\\d{2}(T| )\\d{2}:\\d{2}:\\d{2}(\\]|.+\\d{2}:\\d{2}\\]|.+\\d{2}:\\d{2})))(?<message>.*?)$', 'sgm')
const str = `[2022-10-31 10:16:22] main.ERROR: The "--only-trace" option does not exist.
#0 /var/www/magento/vendor/symfony/console/Input/ArgvInput.php(143): Symfony\\Component\\Console\\Input\\ArgvInput->addLongOption('only-trace', 'test')
#1 /var/www/magento/vendor/symfony/console/Input/ArgvInput.php(79): Symfony\\Component\\Console\\Input\\ArgvInput->parseLongOption('--only-trace=te...')
#2 /var/www/magento/vendor/symfony/console/Input/Input.php(55): Symfony\\Component\\Console\\Input\\ArgvInput->parse()
[2022-10-31 10:16:22] main.ERROR: I'm a new group`;
// 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