loop exit

$.each () loop out, you should return with returnBreak and continue cannot be used within each code block, and there are other ways to implement the function of break and continue:Break----with return false;Continue--with return true;If you want to

While loopwhile (condition) {code to execute if condition is set}* The general condition variable needs to increment, otherwise it will enter the dead loop (infinite loop), the browser crashes or even the computer freezes.For example, a row-by-line

ForElseThe For loop executes the Else statement if it ends normally.We write a for...else-type statement as follows:#!/usr/local/python3/bin/pythonfor i in range(10): print(i)else: print(‘main end‘)After the run we will find that, in this case,

Loops Loop statement:1: GrammarLOOPThe statement to execute;Exit when /* condition satisfies, exits loop statement */END LOOP;Where: The EXIT when clause is required, otherwise the loop cannot be stopped.2: ExampleDeclareint number (2): =

Loop ExitFor loop:ForElseThe For loop will execute the ELSE statement if it ends normally.Script 1:#!/usr/bin/env python for I in Xrange (10):Print IElse:Print "Main End"Results:[email protected] 20171227]# python exit.py0123456789Main end[Email

Open parameters; -- get the View list loop fetch cur_view_name_detail into lv_table_name; lv_detail_ SQL: = Replace (parameters, 'vw _ detail', lv_table_name); lv_detail_ SQL: = Replace (lv_detail_ SQL, 'g _ run_day_n ', to_char (g_run_day_n); open

The flow control statements in the PL/SQL program draw on the process control ideas of many high-level languages, but have their own characteristics. Condition control The following example describes the use of conditional control statements. 1.

The syntax of plsql is different from that of tsql. For more information, see. The syntax of plsql is different from that of tsql. For more information, see. Insert into testtable (recordnumber, currentdate) values (I, sysdate ); Print ''; Select @

Oracle Database PLSQL learning summary, oracleplsqlPLSQL Introduction PLSQL is an extension of SQL99 in Oracle., Basically every database will expand SQL. Oracle's extension to SQL is called PLSQL... What is SQL99? (1)Is the rule for operating all

The execution and exception parts of PL/SQL in OracleI. The executive section of PL/SQL. An assignment statement. Assignment statements are divided into two types, one defining a variable and then receiving the user's IO assignment,

Usually we obtain cursor data in the form of fetch some_cursor into var1 and var2. When there are not many records in the cursor, It is not tight. However, since Oracle 8i, Oracle has provided fetch bulk collect to fetch data in the cursor in

Insert into testtable (recordnumber, currentdate) values (I, sysdate ); Print ''; Select @ I = @ I + 1; End; After comparison, we can see that it is different. The command structure in plsql isDelacreDefine statement segmentsBeginExecution

Oracle Database-practical operations (3) PL/SQL Oracle ---- PL/SQL PL/SQL is a programming Language that combines Procedural Language and Structured Query Language (SQL ). PL/SQL is unique to Oracle and is an extension of SQL. Different database

Insert into testtable (recordnumber, currentdate) values (I, sysdate );Print '';Select @ I = @ I + 1;End;After comparison, we can see that it is different.The command structure in plsql isDelacreDefine statement segmentsBeginExecution statement

Insert into TestTable (recordnumber,currentdate) values (i,sysdate); print '; Select @i=@i+1; End You can tell by comparison that it's different. Plsql inside the structure of the command Delacre Define a statement segment Begin Execute a

Oracle self-study (3) [SQL] pl/SQL language and programming: declare --- declare variable begin --- execute statement except10n end; for example: declare v_department char (3); v_course number; begin insert into classes (department, course) values

Project life cycle:Waterfall modelOnce you get a project, first: Analyze the SQL statements that need to be used;Second: The analysis of the variables needed to define the initial value of how much, how to get the final value;Case one:Count the

I just typed an example and wrote "Next" in the fornext loop structure as "exit". Later I thought about it and it actually had a similar meaning, so I found the use of exit so that I won't confuse it again next time. Exit the do... loop, for... Next,

Exception:The exception is a feature that is provided by the programming language to enhance the robustness and fault tolerance of the program.Exceptions are divided into:System exceptionsCustom exceptionsSystem exceptions are divided

PLSQl basic structure PLSQL data type numeric type: NUMBER (P, S), PLS_INTEGER, BINARY_INTEGER character type: CHAR, NCHAR, VARCHAR2, NVARCHAR2, long date type: DATE boolean type: BOOLEAN defines the data type: typetype data type name is data type;