const regex = /!::(?<FinancialProcessor>\d+)\~(?<FormatVersion>\d+)\~(?<TransactionGroupId>\d+)\~(?<SharedSnowFlake>SHRD\w+)\~(?<Acct1PurposeTypeId>\d)(?<Acct1SignType>\W)(?<Acct1PublicId>\w{32})\~(?<Acct2>(?<Acct2PurposeTypeId>\d)(?<Acct2SignType>\W)(?<Acct2PublicId>\w{32}))?\~(?<Acct3>(?<Acct3PurposeTypeId>\d)(?<Acct3SignType>\W)(?<Acct3PublicId>\w{32}))?\~(?<CardTransactionTypeId>\d+)?\~(?<TransactionAccountingId>.{1,50})?\~(?<FeeScheduleId>\d+)?::!/gm;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('!::(?<FinancialProcessor>\\d+)\\~(?<FormatVersion>\\d+)\\~(?<TransactionGroupId>\\d+)\\~(?<SharedSnowFlake>SHRD\\w+)\\~(?<Acct1PurposeTypeId>\\d)(?<Acct1SignType>\\W)(?<Acct1PublicId>\\w{32})\\~(?<Acct2>(?<Acct2PurposeTypeId>\\d)(?<Acct2SignType>\\W)(?<Acct2PublicId>\\w{32}))?\\~(?<Acct3>(?<Acct3PurposeTypeId>\\d)(?<Acct3SignType>\\W)(?<Acct3PublicId>\\w{32}))?\\~(?<CardTransactionTypeId>\\d+)?\\~(?<TransactionAccountingId>.{1,50})?\\~(?<FeeScheduleId>\\d+)?::!', 'gm')
const str = `!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~10~BlahBlah Blabh~1002::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~10~~1002::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~10~BlahBlah Blabh~::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~10~~::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~~~::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~~~~::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~~~~~::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~~~~~1002::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~~~~BlahBlah Blabh~1002::!
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~~~10~BlahBlah Blabh~1002::!
In the !::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~10~BlahBlah Blabh~1002::! middle of a string
!::1~1~293328075~SHRD05G5E4B7SA8I0~0-23e744f20f034caab6d5e4ca8a0e5e24~0+1ca4529ec1d74243b87da4fbb89e5455~0\$b316bb02ed4e4246a1f269d135cd27c7~10~BlahBlah Blabh~1002::! - Transferred From Shiny Black Box Account`;
// 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