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setContainsAll
Last update:
Jun 9, 2026
Returns true if the target set contains every element of the source set.
Description
Bulk contains check (subset from the other perspective). Returns true if the target set contains every element of the source set.
Returns
Boolean.
Category
ColdFusion Set built-in functions
Function syntax
setContainsAll(targetSet, sourceSet)Parameters
| Parameter | Description |
|---|---|
| targetSet | Set that must contain all required elements. |
| sourceSet | Required elements. |
See also
Example
The following example uses this API in
cfscript (syntax: setContainsAll(targetSet, sourceSet)).
<cfscript>
have = setNew();
have.add("a");
have.add("b");
have.add("c");
need = setNew();
need.add("a");
need.add("b");
writeOutput(setContainsAll(have, need)); // true
</cfscript>
Real-world example
License check: installed modules must contain every module required by the template.
<cfscript>
function licensedFor(required any installedFeatures, required any requiredFeatures) {
return setContainsAll(installedFeatures, requiredFeatures);
}
installed = setNew();
installed.add("CORE");
installed.add("REPORTS");
installed.add("API");
required = setNew();
required.add("CORE");
required.add("REPORTS");
writeOutput(licensedFor(installed, required)); // true
</cfscript>
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