The _.allKeys() function is used to return all keys of the object and inherited properties.
Syntax:
_.allKeys( object )
Parameters: This function accept oa single parameter as mentioned above and described below:
- object: It contains the object element that holds the elements of key and value pair.
Return Value: It returns all key of the object and inherited properties.
Below examples illustrate the _.allKeys() function in Underscore.js:
Example 1:
<!DOCTYPE html> <html> <head> <script type="text/javascript" src= </script> </head> <body> <script type="text/javascript"> var obj = { Company: "neveropen", Address: "Noida", Contact: "+91 9876543210", Email: "abc@gfg.com" } console.log(_.allKeys(obj)); </script> </body> </html> |
Output:
Example 2:
<!DOCTYPE html> <html> <head> <script type="text/javascript" src= </script> </head> <body> <script type="text/javascript"> function Geeks(name) { return this.name = name; } Geeks.prototype.neveropen = true; console.log(_.allKeys(new Geeks("Company"))); </script> </body> </html> |
Output:
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