Commit dd01e50

author

uuk020

committed

循环数组中奇数幂运算cube_odd

1 parent e65bb1a commit dd01e50Copy full SHA for dd01e50

File tree

+19

-0

lines changed

+19

-0

lines changed

Lines changed: 19 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,19 @@`
	`1`	`+<?php`
	`2`	`+/*`
	`3`	`+ * 循环数组中奇数幂运算`
	`4`	`+ * 1.Find the sum of the odd numbers within an array, after cubing the initial integers.(注: 数组奇数三次幂相加)`
	`5`	`+ * This function will return undefined (NULL in PHP) if any of the values aren't numbers.`
	`6`	`+ */`
	`7`	`+function cube_odd(array $a)`
	`8`	`+{`
	`9`	`+ $sum = 0;`
	`10`	`+ // 循环数组, 排除非数字的.`
	`11`	`+ foreach ($a as $v) {`
	`12`	`+ if (!is_numeric($v)) {`
	`13`	`+ return null;`
	`14`	`+ } elseif (0 != $v % 2) { // 筛选出奇数`
	`15`	`+ $sum += pow($v, 3);`
	`16`	`+ }`
	`17`	`+ }`
	`18`	`+ return $sum;`
	`19`	`+}`

Comments

(0)