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Dictionary.HasKey

Checks if the given key exists in dictionary.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
Dictionary 5.0 Yes Yes Yes Yes Yes

MBS( "Dictionary.HasKey"; DictionaryRef; Key )

Parameters

Parameter Description Example value
DictionaryRef The reference number to the dictionary as returned by Dictionary.Create function. $dic
Key The key to use. Keys are case sensitive. Also keys must be text and should be single line. "FirstName"

Result

Returns 1, 0 or error.

Description

Checks if the given key exists in dictionary.

Examples

Checks if some values are there:

$hasText = MBS("Dictionary.HasKey"; $Param; "text")
$hasFun = MBS("Dictionary.HasKey"; $Param; "fun")

See also

Example Databases


Dictionary.Deserialize   -   Dictionary.KeyAtIndex

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