const regex = /^ip\s+route\s+([0-9|.]{7,15}\/\d{1,2})\s+([0-9|.]{7,15})\s+description\s+(.*?)$/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('^ip\\s+route\\s+([0-9|.]{7,15}\\\/\\d{1,2})\\s+([0-9|.]{7,15})\\s+description\\s+(.*?)$', 'gm')
const str = `ip route 10.8.125.144/28 10.0.59.5 description Sunny_House_HLR1_SIG
ip route 192.168.1.0/24 192.168.1.1 description D-link_DIR600M`;
// 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