pm.iterationData.has(variableName:String): function โ Boolean: Check whether a test variable exists.pm.iterationData.get(variableName:String): function โ *: get a test variable.pm.iterationData.replaceIn(variableName:String): function: replace dynamic variables in a string with their actual values.pm.iterationData.toObject(): function โ Object: get all local variables as objects.