banner
leoking

leoking

前端开发者
tg_channel
Home归档页面标签归档

charAt

js 判断字符串中某个字符出现次数
JS js 判断字符串中某个字符出现次数 Copy function countOccurrences(str, char) { var count = 0; for (var i = 0; i < str.length; i++) { if (str.charAt…
charAt
Ownership of this blog data is guaranteed by blockchain and smart contracts to the creator alone.