1.7 KiB
1.7 KiB
id | title | challengeType | videoUrl | localeTitle |
---|---|---|---|---|
56533eb9ac21ba0edf2244ad | Decrement a Number with JavaScript | 1 | Decrementar um número com JavaScript |
Description
--
. i--;
é o equivalente de i = i - 1;
Nota A linha inteira se torna
i--;
, eliminando a necessidade do sinal de igual. Instructions
--
em myVar
. Tests
tests:
- text: <code>myVar</code> deve ser igual a <code>10</code>
testString: 'assert(myVar === 10, "<code>myVar</code> should equal <code>10</code>");'
- text: <code>myVar = myVar - 1;</code> deve ser mudado
testString: 'assert(/var\s*myVar\s*=\s*11;\s*\/*.*\s*([-]{2}\s*myVar|myVar\s*[-]{2});/.test(code), "<code>myVar = myVar - 1;</code> should be changed");'
- text: Use o <code>--</code> operador em <code>myVar</code>
testString: 'assert(/[-]{2}\s*myVar|myVar\s*[-]{2}/.test(code), "Use the <code>--</code> operator on <code>myVar</code>");'
- text: Não mude o código acima da linha
testString: 'assert(/var myVar = 11;/.test(code), "Do not change code above the line");'
Challenge Seed
var myVar = 11;
// Only change code below this line
myVar = myVar - 1;
After Test
console.info('after the test');
Solution
// solution required