contains
Whether one string contains another
Description
The fn:contains function returns true if $arg1 contains the characters of $arg2 anywhere in its contents, including at the beginning or end.
Parameters |
Description |
|---|---|
arg1:string() |
the string to test |
arg2:string() |
the substring to test for |
collation:string() |
the collation to use for sorting |
Examples
XPath |
Results |
|---|---|
contains(‘query’, ‘e’) |
true |
contains(‘query’, ‘ery’) |
true |
contains(‘query’, ‘query’) |
true |
contains(‘query’, ‘x’) |
false |
contains(‘query’, ‘’) |
true |
contains(‘query’, ()) |
true |
contains( (), ‘q’) |
false |