Kotlin在最后一个空间中分裂了弦乐

Question

我有一个字符串,我想拆分它,并删除最后一部分.

例如,类似于此输入的内容:

var example = "Long string to split in the last space"

我想达到这个结果

var result = "Long string to split in the last"

Answer 1

用途substringBeforeLast:

"Long string to split in the last space".substringBeforeLast(" ")