is among the keys of

Type

operator

Summary

Evaluates to true if the valueToFind is an element name in the arrayToSearch.

Syntax

<valueToFind> is among the keys of <arrayToSearch>

Description

is among the keys of should be used to check whether an array contains an element of a specified name.

Parameters

Name	Type	Description
valueToFind	string
arrayToSearch	array

Examples

local tArray
put "World" into tArray["Hello"] 
get "Hello" is among the keys of tArray -- evaluates to true

if "text" is among the keys of the dragData then
       set the text of field "Drag Target" to the dragData["text"]
end if

Related

function: keys

operator: is not among, is not among the keys of, is among

Compatibility and Support

Introduced

LiveCode 2.9

OS

mac

windows

linux

ios

android

Platforms

desktop

server

mobile