freeCodeCamp/curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/basic-javascript/subtract-one-number-from-another-with-javascript.chinese.md

id, title, challengeType, videoUrl, localeTitle

id	title	challengeType	videoUrl	localeTitle
cf1111c1c11feddfaeb4bdef	Subtract One Number from Another with JavaScript	1		使用JavaScript从另一个数字中减去一个数字

Description

我们也可以从另一个数字中减去一个数字。 JavaScript使用-符号进行减法。

例

myVar = 12 - 6; //分配6

Instructions

更改0因此差异为12 。

Tests

tests:
  - text: ''
    testString: 'assert(difference === 12, "Make the variable <code>difference</code> equal 12.");'
  - text: 只从45中减去一个数字。
    testString: 'assert(/var\s*difference\s*=\s*45\s*-\s*[0-9]*;(?!\s*[a-zA-Z0-9]+)/.test(code),"Only subtract one number from 45.");'

Challenge Seed

var difference = 45 - 0;

After Test

console.info('after the test');

Solution

// solution required