const regex = /Kerberos-wsfed:[\s\S]*Mean:\s(\d+)/g;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('Kerberos-wsfed:[\\s\\S]*Mean:\\s(\\d+)', 'g')
const str = `Kerberos:
Historical:
Between 26 and 50 milliseconds: 10262
Between 50 and 100 milliseconds: 658
Between 101 and 200 milliseconds: 9406
Between 201 and 500 milliseconds: 6046
Between 501 milliseconds and 1 second: 1646
Between 1 and 5 seconds: 1399
Between 6 and 10 seconds: 13
Between 11 and 30 seconds: 34
Between 31 seconds and 1 minute: 7
Between 1 minute and 2 minutes: 1
Mean: 268, Mode: 36, Median: 123
Total: 29472
Kerberos-wsfed:
Historical:
Between 26 and 50 milliseconds: 3151
Between 50 and 100 milliseconds: 129
Between 101 and 200 milliseconds: 650
Between 201 and 500 milliseconds: 411
Between 501 milliseconds and 1 second: 171
Between 1 and 5 seconds: 119
Between 6 and 10 seconds: 4
Between 11 and 30 seconds: 6
Between 1 minute and 2 minutes: 1
Mean: 176, Mode: 33, Median: 37
Total: 4642
^.*?(?=Kerberos-wsfed:.*Mean:\\s)\\d+`;
// 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