Suppose we
need to check the correctness of login. It should consist of 8 characters:
lowercase and uppercase latin letters and digits. The login can’t start with
digit. Please select all valid regular expressions.

Question

Answer

checking
= /^[a-zA-Z]{1}[а-zA-Z \ D]{7}$/

Answer

checking
= /^[ а -zA-Z]{1}[a-zA-Z0-9]{7}$/

Answer

checking
= /^[а-z]{1}[a-z0-9]{7}$/i

Answer

checking
= /^[a-z]{1}[а-z\d]{7}$/i

Answer

checking
= /^[a-z]{1}[а-z \ D]{7}$/i

Answer

checking
= /^[a-zA-Z]{1}[а-zA-Z \ d]{7}$/

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Suppose we need to check the correctness of login. It should consist of 8 chara...

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