const regex = /.* ([0-9]|[1-9][0-9]{1,4}|1[0-9]{5}|2[0-2][0-9]{4}|230000) [12]0 X.*/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('.* ([0-9]|[1-9][0-9]{1,4}|1[0-9]{5}|2[0-2][0-9]{4}|230000) [12]0 X.*', 'gm')
const str = `-z001 230001 20 X
-z011 26321 10 *
-z002 230000 10 X
-z003 134242 12 *
-z004 199999 10 X
-z005 299999 20 X`;
// 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