const regex = /(ABC-\d+,)(.*?(?=^ABC|\z))/gms;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('(ABC-\\d+,)(.*?(?=^ABC|\\z))', 'gms')
const str = `ABC-1,01/01/1974,X1,Y1,Z1,"RANDOM SINLGE LINE TEXT 1",
ABC-2,01/01/1974,X2,Y2,Z2,"THIS IS
A RANDOM
MULTI LINE
TEXT 2",
ABC-3,01/01/1974,X3,Y3,Z3,"THIS IS
ANOTHER RANDOM
MULTI LINE TEXT",`;
// 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