省略可选的分号意味着更少的符号输入和更少的符号混乱。把各个语句隔离到它们自己单独的行上面可以提高你的代码的可读性。
Omitting optional semicolons means fewer characters to type and fewer characters to clutter your code. Breaking separate statements onto their own lines increases your code's readability.
准备一个SQL预置语句，该sql语句从catalog表中选择与表单中输入的catalogid值对应的一行。
Prepare an SQL-prepared statement to select a row of data for the catalog id value input in the form.
要完成这项工作，可以输入一行以date语句开头的长输入行，以便按照需要的格式(通常，小时和分钟就足够了)输出时间和日期。
To do this, type a long input line that first contains a date statement to output the time and date in the desired format (usually hours and minutes suffice).
要完成这项工作，可以输入一行以date语句开头的长输入行，以便按照需要的格式(通常，小时和分钟就足够了)输出时间和日期。
To do this, type a long input line that first contains a date statement to output the time and date in the desired format (usually hours and minutes suffice).
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