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> var str="[1   张三    18      2001-01-01, 2   李四    25      1994-01-01]";

undefined

> console.log(str.replace(/[(\d{1})\t(\w{2})\t(\d{1})\t(\w[\d{4}-\d{2}-\d{2}]),]/g,$1$2$3$4));

Thrown:

SyntaxError: Invalid regular expression: /[(\d{1})\t(\w{2})\t(\d{1})\t(\w[\d{4}-\d{2}-\d{2}]),]/: Unmatched ')'

> var str2="[1   张三    18      2001-01-01]";

undefined

> console.log(str.replace(/[(\d{1})\t(\w{2})\t(\d{1})\t(\w[\d{4}-\d{2}-\d{2}])]/g,$1$2$3$4));

Thrown:

SyntaxError: Invalid regular expression: /[(\d{1})\t(\w{2})\t(\d{1})\t(\w[\d{4}-\d{2}-\d{2}])]/: Unmatched ')'

>  

怎么匹配List啊，我不会了，请教老师和大家