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defined

Description​

Returns false if the provided argument is undefined, otherwise true

defined: (param: any) => boolean

Parameters​

  • param - (required) any - a property of an object that should be checked

Returns​

  • state - (boolean) - false if the provided argument is undefined, otherwise true

Example​

// check if the "custom_property" property is defined for the task object
if(gantt.defined(task.custom_property)){
  // ..
};

Change log​

  • added in version 4.0