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📅  最后修改于: 2022-03-11 14:48:18.098000             🧑  作者: Mango
[Validators.required, Validators.pattern(/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$/)]