const regex = new RegExp('^(?:.*/)?[a-zA-Z]\\w*_\\d{3}\\.(?:vhd|vhdl|sv|v)$', 'gm')
const str = `./Qsys_Systems/MY_SYS_TB/simulation/submodules/MY_SYS_TB_mm_interconnect_0_router_001.sv
./Qsys_Systems/MY_SYS_TB/simulation/submodules/MY_SYS_TB_mm_interconnect_0_router_002.sv
./Qsys_Systems/MY_SYS_TB/simulation/submodules/MY_SYS_TB_mm_interconnect_0_router_004.sv
./Qsys_Systems/MY_SYS_TB/simulation/submodules/1_MY_SYS_TB_mm_interconnect_0_router.sv
./Qsys_Systems/MY_SYS_TB/simulation/submodules/_MY_SYS_TB_mm_interconnect_0_router.sv
./Qsys_Systems/MY_SYS_TB/simulation/submodules/MY_SYS_TB_mm_interconnect_0_router.sv
`;
// 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