const regex = /(?!.*\bignore\b).*\bapp prod\b.*/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('(?!.*\\bignore\\b).*\\bapp prod\\b.*', 'gm')
const str = `1. blah app prod blah blah
2. blah app prod blah ignore
3. blah app staging blah blah
4. blah app staging blah ignore
5. blah app prod blah blah blah ignore blah blah
6. blah blah`;
// 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