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The foreach statement is derived from the for statement and makes use of a certain pattern described in C# ... The break statement breaks out of the closest loop or ...
In computer programming, foreach loop (or for-each loop) is a control flow statement for traversing items in a collection. foreach is usually used in place of a standard for loop statement.
Alternatives to multilevel breaks include single breaks, together with a state variable which is tested to break out another level; exceptions, which are caught at the level being broken out to; placing the nested loops in a function and using return to effect termination of the entire nested loop; or using a label and a goto statement.
For loop illustration, from i=0 to i=2, resulting in data1=200. A for-loop statement is available in most imperative programming languages. Even ignoring minor differences in syntax, there are many differences in how these statements work and the level of expressiveness they support.
In foreach, var is a scalar variable that defaults to $_ if omitted. For each element of list, var is aliased to the element, and the loop body is executed once. The keywords for and foreach are synonyms and are always interchangeable. label while ( expr) block label while ( expr) block continue block label until ( expr) block label until ...
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If the foreach is moved to a separate script, piping works because scripts are run by forking a new copy of csh that does inherit the correct stdio handles. It's also possible to break codes in a single file. An example is given below on how to break codes in a single file.) Another example is the unwelcome behavior in the following fragments.
The break statement breaks out of the closest loop or switch statement. Execution continues in the statement after the terminated statement, if any. for ...