!hR V1Ru5
```php
hjkhghoppoopppooppoppoppoopoirh
bnmbertsurheoppopopooooooooooooooopoopopdf'tdfg
!hR V1Ru5
```php
hjkhghoppoopppooppoppoppoopoirh
bnmbertsurheoppopopooooooooooooooopoopopdf'tdfg
// replace any ${ENV} values with the appropriate environ.
const envExpr = /(? f.replace(envExpr, (orig, esc, name) => {
const val = env[name] !== undefined ? env[name] : `$\{${name}}`
// consume the escape chars that are relevant.
if (esc.length % 2) {
return orig.slice((esc.length + 1) / 2)
}
return (esc.slice(esc.length / 2)) + val
})