const regex = /^[A-Za-z]-.*$|^[A-Za-z]\s.*$/g;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('^[A-Za-z]-.*$|^[A-Za-z]\\s.*$', 'g')
const str = `CASE
regexp_replace (od_proposed,'^[A-Za-z]-.*\$','^[A-Za-z]-\\d\$')
regexp_replace (od,'^[A-Za-z]\\s.*\$','^[A-Za-z]')
A-1 - AIRPLANE
A-2 - AIRPLANE
A-3 - AIRPLANE
A-4 - AIRPLANE
A-5 - AIRPLANE
B - BOARD ROOM
E - EMERGENCY: FIRST ROOM
F-1 - FIRST
F-2 - FIRST
H-1 - HOUSING
H-2 - HOUSING
H-3 - HOUSING
H-4 - HOUSING
I-1 - INITIAL
I-2 - INITIAL
I-3 - INITIAL
I-4 - INITIAL
M - MASTER
R-1 - REASON
R-2 - REASON
R-3 - REASON
S-1 - SHORTCUT: TO CAFE
S-2 - SHORTCUT: TO CAFE
U - UTILITY`;
// 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