const regex = / [0-9]{3}x[0-9]{3} /g;
// Alternative syntax using RegExp constructor
// const regex = new RegExp(' [0-9]{3}x[0-9]{3} ', 'g')
const str = `kbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyr
kbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyrkbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyrkbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyrkbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyrkbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyrkbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyrkbksngklmdf from 555x666 to 666x444 Saving cfbhjnhguvfyr`;
// 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