const regex = /\d+(?:[.,]\d+)*\s*mu|kinetin|zeatin/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('\\d+(?:[.,]\\d+)*\\s*mu|kinetin|zeatin', 'gm')
const str = `high-frequency somatic embryogenesis was achieved from an embryogenic cell suspension culture of acanthopanax koreanum nakai. stem segments were cultured on murashige and skoog (ms) medium containing auxins and cytokinins. opaque and friable embryogenic callus formed on ms medium with 4.5 mu m 2,4-dichlorophenoxyacetic acid (2,4-d) and 2.0 mu m kinetin or zeatin, but was highest on medium containing 4.5 mu m 2,4-d alone.`;
// 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