https://nl.mathworks.com/help/simulink/slref/simulink.modelworkspace.hasvariable.html
hasVariable - Determine whether variable exists in the model workspace of a model - MATLAB
This MATLAB function returns 1 if a variable whose name is varName exists in the model workspace represented by the Simulink.ModelWorkspace object mdlWks.
variable existsin the
https://it.mathworks.com/help/simulink/slref/simulink.data.dataconnection.exist.html
exist - Determine whether variable exists in connected data source - MATLAB
This MATLAB function returns 1 (true) if the specified variables varNames exist in the connected data source connectionObj, and 0 (false) otherwise.
variable existsconnected datadeterminewhethersource
https://fr.mathworks.com/help/simulink/slref/simulink.data.dataconnection.exist.html
exist - Determine whether variable exists in connected data source - MATLAB
This MATLAB function returns 1 (true) if the specified variables varNames exist in the connected data source connectionObj, and 0 (false) otherwise.
variable existsconnected datadeterminewhethersource
https://translate.codeberg.org/projects/heliboard/-/tl/!~codeberger~!.verabfolgtet/Vorsatzlinsen-Damoklesschwertern/Gro%C3%9Ffeuers/pastoral/
File exists. If this variable will be.
Provided --negotiation-tip=* arguments, which we are not considered dirty when they only.
file existsvariable
https://mailman.nginx.org/pipermail/nginx/2018-May/056230.html
if( variable exists )
variableexists
https://aws.github.io/amazon-ivs-web-broadcast/docs/v1.15.0/sdk-reference/namespaces/Errors/variables/ADD_DEVICE_NAME_EXISTS_ERROR
Variable: ADD\_DEVICE\_NAME\_EXISTS\_ERROR | IVS Web Broadcast
const ADD\_DEVICE\_NAME\_EXISTS\_ERROR: object
add devicevariablenameexistserror
https://aws.github.io/amazon-ivs-web-broadcast/docs/v1.16.0/sdk-reference/namespaces/Errors/variables/ADD_DEVICE_NAME_EXISTS_ERROR
Variable: ADD\_DEVICE\_NAME\_EXISTS\_ERROR | IVS Web Broadcast
const ADD\_DEVICE\_NAME\_EXISTS\_ERROR: object
add devicevariablenameexistserror
https://commitfest.postgresql.org/patch/1528/
pgbench - test whether a variable exists
pgbenchtestwhethervariableexists