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Dictionary.HasKey
Checks if the given key exists in dictionary.
| Component | Version | macOS | Windows | Linux | Server | iOS SDK |
| Dictionary | 5.0 | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes |
MBS( "Dictionary.HasKey"; DictionaryRef; Key ) More
Parameters
| Parameter | Description | Example |
|---|---|---|
| DictionaryRef | The reference number to the dictionary. | $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
Release notes
- Version 14.2
- Added QuickList.HasValues and Dictionary.HasKeys functions.
Example Databases
This function checks for a license.
Created 12nd December 2014, last changed 1st March 2021
