const regex = new RegExp('^\\d*\\s*[!<>=](?>\\=)?\\s*\\d+$|^\\d*\\s*<>\\d+', 'gm')
const str = `>100
<100
>=100
<=100
=100
!=100
==100
> 100
> 100
!= 100
== 100
100
===100
<<100
=<100
<>100
100 != 100
100 == 100
100 < 99
100 > 99`;
// 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