JavaScript字符串拼接的相关内容

问答 2018-05-10 来自：开发者社区

语法如下: str.concat(string2[, string3, ..., stringN])示例: var hello = 'Hello, '; console.log(hello.concat('Kevin', ' have a nice day.')); /* Hello, Kevin have a nice day. */ var greetList = ['Hello', '...

文章 2016-12-04 来自：开发者社区

JS字符串拼接对比

看不同的插件代码，看到不一样的字符串拼接方式，(1)很多是 ['str1', 'str2'].join('')搞的，(2)也有一些是 ‘+’ 直接拼接的，具体到我自己写的时候，我也是什么都写过，(3)用反斜杠 ‘\’都写过，后来用 eslinter后发现，它不建议这么写，说是以后的规范(eg: ES6等)可能不支持这种写法了，(4)也发现还可以用反撇号 ` 包起来，哎，总之很多种… Hig...

问答 2016-05-31 来自：开发者社区

关于JS中字符串拼接碰到EL表达式问题

是iframe中的src我先写了报错，ie说缺少对象，chrome说show1没定义后来我改了下把EL表达式放到”“中就好了。提问：JS中的字符串拼接时要用到el表达式有什么规则？

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