The contains function determines whether the first argument string contains the second argument string and returns boolean true or false.
contains
XSLT/XPath Reference: XSLT elements, EXSLT functions, XPath functions, XPath axes
Syntax
contains(haystack, needle)
Arguments
-
haystack -
The string to be searched
-
needle -
The string to look for as a substring of
haystack
Returns
true if haystack contains needle. Otherwise, false.
Defined
Gecko support
Supported.
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https://developer.mozilla.org/en-US/docs/Web/XPath/Functions/contains