正则 驼峰转换

[Sunny-117]

//横线式
let str = 'hello-world'
function getCamelCase(str) {
    let reg = /-(\w)/g;
    return str.replace(reg, (_, match) => match.toUpperCase())
}
console.log(getCamelCase(str))// helloWorld

[lzxjack]

const changeName = str => str.replace(/-([a-z])/g, (all, char) => char.toUpperCase());

[kangkang123269]

1. 驼峰 转换 -拼接字符

str.replace(/([a-z])([A-Z])/g, '$1-$2').toLowerCase(); // helloWorld => hello-world

2. -拼接字符 转换 驼峰

str.replace(/-([a-z])/g, function(match, group1) {
  return group1.toUpperCase();
});
// hello-world => helloWorld

[veneno-o]

// 拼接字符 转换 驼峰
let str = 'hello-world-mihayou';
str = str.replace(/-([a-z])/g,function(text, $1){
    return $1.toUpperCase();
})
console.log(str);

// 驼峰 转换 -拼接字符
str = str.replace(/([a-z])([A-Z])/g,function(text, $1, $2){
    return $1 + "-" +$2.toLowerCase();
})
console.log(str)