Lodash是一個JavaScript庫,可在underscore.js之上運行。 Lodash幫助處理數組,字符串,對象,數字等。
_.curryRight2()方法用於傳回咖喱的版本給定函數從右到左最多處理兩個參數。
用法:
_.curryRight2( fun )
參數:此方法采用上麵列出並在下麵討論的單個參數:
- fun:這是咖喱版本中應該使用的函數。
返回值:此方法返回一個咖喱函數。
注意:此方法在常規JavaScript中不起作用,因為它需要安裝Lodash contrib庫。可以使用npm install lodash-contrib -save安裝lodash-contrib庫
範例1:
Javascript
// Defining lodash contrib variable
var _ = require('lodash-contrib');
// Function to curry
function div(a, b) {
return a / b;
}
// Using the _.curryRight2() method
var curried = _.curryRight2(div);
console.log("Curried division is:",
curried(4)(32));
輸出:
Curried division is:8
範例2:
Javascript
// Defining lodash contrib variable
var _ = require('lodash-contrib');
// Function to curry
function div(a, b) {
return a / b;
}
// Using the _.curryRight2() method
var curried = _.curryRight2(div);
console.log("Curried division is:",
curried(32)(4));
輸出:
Curried division is:0.125
範例3:
Javascript
// Defining lodash contrib variable
var _ = require('lodash-contrib');
// Function to curry
function sub(a, b) {
return a - b;
}
// Using the _.curryRight2() method
var curried = _.curryRight2(sub);
console.log("Curried Subtraction is:",
curried(2)(10));
輸出:
Curried Subtraction is:8
範例4:
Javascript
// Defining lodash contrib variable
var _ = require('lodash-contrib');
// Function to curry
function div(a, b) {
return ("a=" + a + " and b=" + b);
}
// Using the _.curryRight2() method
var curried = _.curryRight2(div);
console.log(curried("a")("b"));
輸出:
a=b and b=a
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注:本文由純淨天空篩選整理自taran910大神的英文原創作品 Lodash _.curryRight2() Method。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。