const regex = new RegExp('(?i)VITA?MIN\\s*C##.*?##[0-9]+ days', 'ig')
const str = `1. As VITMINC##1-0-1##1 days.As
2. amlodipine ##vitamin c##diclo##tabramycin eye drop##metformin##0-0-1##15 days. amlodipine ##1-0-1## 3 days.
3. Xylometazoline(P) Nasal drops##0-1-0##2 days. Paracetamol 500mg tab##0.5-0-0-0##2 days. VITMINC##0.5-0-0##2 days. Chlorpheniramine maleate 4mg tab##0-1-0##2 days.
4. VITMINC##0-0-0-1##2 days.
5. amlodipine##vitamin c##diclo##tabramycin eye drop##metformin##0-0-1##15 days.`;
// 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