kotlin拼接占位符
时间: 2023-08-09 11:08:12 浏览: 51
在Kotlin中,可以使用字符串模板来拼接占位符。字符串模板使用$符号来声明变量,并使用{}进行包裹。例如,可以使用以下代码来拼接占位符:
```kotlin
fun main() {
val name = "John"
val age = 25
val message = "My name is $name and I am $age years old."
println(message)
}
```
在上面的例子中,我们使用$name和$age来引用变量,并将它们嵌入到字符串中。输出结果将是"My name is John and I am 25 years old." \[3\]
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