Lodash _.thru() Method
Last Updated :
03 Nov, 2023
Lodash _.thru() method of Sequence in lodash is similar to _.tap() method and the only difference is that it returns the outcome of the interceptor. Moreover, this method is mainly used to “pass thru” values in a method chain sequence by replacing intermediate results.
Syntax:
_.thru(value, interceptor);
Parameters:
- value: It is the value to be given to the interceptor.
- interceptor: It is the function to be called.
Return Value:
This method returns the result of the interceptor.
Example 1: In this example, we are getting a value as an array because of the use of the lodash _.thru() method.
Javascript
const _ = require('lodash');
let result = _(144).thru(function (value) {
return [value];
}).value();
console.log(result);
|
Output:
[ 144 ]
Example 2: In this example, we are getting a value as an array because of the use of the lodash _.thru() method.
Javascript
const _ = require('lodash');
let result = _('GfG').thru(function (value) {
return [value];
}).value();
console.log(result);
|
Output:
[ 'GfG' ]
Example 3: In this example, we are getting an array of array because of the use of the lodash _.thru() method.
Javascript
const _ = require('lodash');
let val = ['g', 'f', 'G']
let result = _(val).reverse()
.chain()
.thru(function (value) {
return [value];
})
.value();
console.log(result);
|
Output:
[ [ 'G', 'f', 'g' ] ]
Reference: https://lodash.com/docs/4.17.15#thru
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