const regex = /[\s](rs|price)?([\s.]*\d+[\s\d.]*)(pkg|k|(?:la(?:c|kh|k)|crore|cr)s?|l)[\s.] /gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('[\\s](rs|price)?([\\s.]*\\d+[\\s\\d.]*)(pkg|k|(?:la(?:c|kh|k)|crore|cr)s?|l)[\\s.] ', 'gm')
const str = `65 lac this is 55 lac. and more price 100 lac. randome text to test price45 crs. and 65 cr and to test its matching rs 3244 k like rs 55k. to its matchibg 65 cr. but not 65 cr als not matching price 123 lac more of it 55 crs.
`;
// 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