const regex = new RegExp('^([a-zA-Z0-9]*[a-zA-Z]+[a-zA-Z0-9]*\\.[a-zA-Z0-9]*\\.[a-zA-Z0-9]*|[a-zA-Z0-9]*\\.[a-zA-Z0-9]*[a-zA-Z]+[a-zA-Z0-9]*\\.[a-zA-Z0-9]*|[a-zA-Z0-9]*\\.[a-zA-Z0-9]*\\.[a-zA-Z0-9]*[a-zA-Z]+[a-zA-Z0-9]*)(~|\\-|\\+){0,1}[a-zA-Z0-9]+$', 'gm')
const str = `//good
rc0.05.00
0rc.05.00
0.rc05.00
0.05rc.00
rc0.rc05.00
rc0.05rc.00
rc0rc.rc05.00
rc0.rc05rc.00
rc0.rc05rc.rc00
rc0.rc05rc.00rc
0.0.0sr1+asdf
0.0.0sr1
errhand.LSD.asdf+dfsg
//bad
1.1
1.1.1
1.00.00
v1c.1.
1.v1c.
1.01.01~sdgf
1.v1c.asdf-sadf+asdf
~1c.1c.0
1c.1~c.0`;
// 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