const regex = /(zzdel\s+)(from\s+)([^\.]+)\.([^\s]+\s)([^\s]+)\n(INNER\s+)(JOIN\s+)([^\.]+)\.(T001\s+)(t0\s+)(on\s+)(t0\.mandt\s+)(=\s+)([^\.]+)\.(mandt\s+)/;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('(zzdel\\s+)(from\\s+)([^\\.]+)\\.([^\\s]+\\s)([^\\s]+)\\n(INNER\\s+)(JOIN\\s+)([^\\.]+)\\.(T001\\s+)(t0\\s+)(on\\s+)(t0\\.mandt\\s+)(=\\s+)([^\\.]+)\\.(mandt\\s+)', '')
const str = `from SPP01.AUFM t
'' zzdel
from LP101.AFRU afru
INNER JOIN SPP01.T001 t0 on t0.mandt = t.mandt
INNER JOIN SPP01.BSEG on x=y
from LP101.AFRU afru
INNER JOIN SPP01.T001 t0 on t0.mandt = t.mandt
INNER JOIN SPP01.T001 t0 on t0.mandt=t.mandt
INNER JOIN SPP01.T001 t0 on t0.mandt = t.mandt
(zzdel\\s+)
(from\\s+)([^\\.]+)\\.([^\\s]+\\s)([^\\s]+)
(INNER\\s+)(JOIN\\s+)([^\\.]+)\\.(T001\\s+)(t0\\s+)(on\\s+)(t0\\.mandt\\s+)(=\\s+)([^\\.]+)\\.(mandt\\s+)
(INNER\\s+)(JOIN\\s+)([^\\.]+)\\.([^\\.]+)(on\\s)([^\\.]+)(=)([^\\s]+)
\\1\\2\\.\\3\\4\\nINNER JOIN \\2\\.T001 t0 on t0\\.mandt =\\4\\.mandt`;
// Reset `lastIndex` if this regex is defined globally
// regex.lastIndex = 0;
let m;
if ((m = regex.exec(str)) !== null) {
// 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