const regex = /^[a-azA-Z]{1,3}\d{4,10}$|^\d{4,10}[a-zA-Z]{1,2}\d?$|\b[1-9][AC-HJKMNP-RT-Yac-hjkmnp-rt-y][AC-HJKMNP-RT-Yac-hjkmnp-rt-y0-9][0-9]-?[AC-HJKMNP-RT-Yac-hjkmnp-rt-y][AC-HJKMNP-RT-Yac-hjkmnp-rt-y0-9][0-9]-?[AC-HJKMNP-RT-Yac-hjkmnp-rt-y]{2}\d{2}\b/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('^[a-azA-Z]{1,3}\\d{4,10}$|^\\d{4,10}[a-zA-Z]{1,2}\\d?$|\\b[1-9][AC-HJKMNP-RT-Yac-hjkmnp-rt-y][AC-HJKMNP-RT-Yac-hjkmnp-rt-y0-9][0-9]-?[AC-HJKMNP-RT-Yac-hjkmnp-rt-y][AC-HJKMNP-RT-Yac-hjkmnp-rt-y0-9][0-9]-?[AC-HJKMNP-RT-Yac-hjkmnp-rt-y]{2}\\d{2}\\b', 'gm')
const str = `examples, these go line by line
ABCD123456ABC
abc
does not match`;
// 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