Underscore.js _.bind() Function
The _.bind() function is used to bind a function to an object. When the function is called, the value of this will be the object.
Syntax:
_.bind(function, object, *arguments)
Parameters: This function accepts three parameters as mentioned above and described below:
- function: This parameter holds the function that need to be executed.
- object: This parameter holds the object elements.
- arguments: This parameter needs to add some symbols between the elements.
Return Value: It returns the value that bind a function to an object.
Example 1:
<!DOCTYPE html> <html> <head> <script type="text/javascript" src= </script> </head> <body> <script type="text/javascript"> var fun = function (Geeks) { return 'Company Name : ' + this.Company + '\nAddress : ' + this.Address + '\nContact : ' + this.Contact }; fun = _.bind(fun, { Company: 'GeeksforGeeks', Address: 'Noida', Contact: '+91 9876543210' }); console.log(fun()); </script> </body> </html> |
Output:
Example 2:
<!DOCTYPE html> <html> <head> <script type="text/javascript" src= </script> </head> <body> <script type="text/javascript"> var obj = { Name: "GeeksforGeeks", Address: "Noida" }; var fun = function (Geeks) { return 'Welcome to ' + this.Name + '\nAddress: ' + this.Address }; fun = _.bind(fun, obj); console.log(fun()); </script> </body> </html> |
Output:
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