2) Loop through a collection and return a deeply-nested property from each item Two of the same kind 3) Create an array of N size and populate them with unique values of the same prefix Get rid of the .bind(null,...) 4) Deep-cloning Javascript object 5) Get Random Number ...
//1. Basic for loop.for(vari = 0; i < 5; i++) {//...}//2. Using Array's join and split methodsArray.apply(null, Array(5)).forEach(function(){//...});//Lodash_.times(5,function(){//...}); 2) Loop through a collection and return a deeply-nested property from each ...
import _ from 'lodash',lodash默认使用的符号是下划线_,类似于jQuery的$符号; 2.3 示例(参考版本lodash v4.16.1) 2.3.1、浅克隆对象_.clone(value) 创建一个 value 的浅拷贝。 注意: 这个方法参考自 structured clone algorithm 以及支持 arrays、array buffers、 booleans、 date objects、maps、 numbers, Obj...
The functions take some values from the array of integers and create new arrays. The second optional parameter specifies the number of values to take. $ node main.js [ 1 ] [ 1, 2 ] [ 4, 5, 6 ] Lodash collection takeWhile The_.takeWhilefunction creates a slice of an array with eleme...
functiondeepCopy(target,cache=newSet()){// 注意环引用if((typeoftarget!=='object'&&target!==null)||cache.has(target)){returntarget}if(Array.isArray(target)){returntarget.map(t=>{cache.add(t)returnt})}else{// 注意symbol keyreturn[...Object.keys(target),...Object.getOwnPropertySymbols...
property.js Remove semicolons. Feb 6, 2017 propertyOf.js Consistent use (always) of parentheses in arrow functions. Mar 8, 2017 pull.js Remove semicolons. Feb 6, 2017 pullAll.js Use consistent nullish check for array. Mar 1, 2017 pullAllBy.js Use consistent nullish check for array. ...
_.findLastIndex(array, [callback=identity], [thisArg]) # Ⓢ Ⓣ This method is like _.findIndex except that it iterates over elements of a collection from right to left. If a property name is provided for callback the created "_.pluck" style callback will return the property value...
lodash中有很多方法都涉及到了数组或者对象的遍历,一般这些方法都可以传递自定义的遍历方法,自定义的遍历方法在普通情况下都传递的是function,但是lodash也支持传递一个数组、一个对象,或者一个字符串。 这个iteratee方法的任务就是把一个数组,一个对象,或者一个字符
11.2Push an array of elements into an array 11.2.1Scenario 11.2.2Solution 11.3Process data for C3.js pie chart 11.3.1Scenario 11.3.2Solution 11.4Create a unique array of objects 11.4.1Scenario 11.4.2Solution 11.5Convert an array to an object ...
prefer-wrapper-method: Prefer using array and string methods in the chain and not the initial value, e.g. _(str).split(' ')... preferred-alias: Prefer using main method names instead of aliases. (fixable) prop-shorthand: Use/forbid property shorthand syntax. Preference over native These ...