LeetCode-Go/leetcode/0125.Valid-Palindrome/125. Valid Palindrome.go at master · halfrost/LeetCode-Go · GitHub

Name: LeetCode-Go/leetcode/0125.Valid-Palindrome/125. Valid Palindrome.go at master · halfrost/LeetCode-Go · GitHub
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package leetcode

import (
"strings"
)

funcisPalindrome(sstring) bool {
s=strings.ToLower(s)
i, j:=0, len(s)-1
fori<j {
fori<j&&!isChar(s[i]) {
i++
 }
fori<j&&!isChar(s[j]) {
j--
 }
ifs[i] !=s[j] {
returnfalse
 }
i++
j--
 }
returntrue
}

// 判断 c 是否是字符或者数字
funcisChar(cbyte) bool {
if ('a'<=c&&c<='z') || ('0'<=c&&c<='9') {
returntrue
 }
returnfalse
}