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$Loop is used with the #foreach loops. It wraps a list to let you specify a condition to terminate the loop and reuse the same list in a different loop. The following example shows how to use
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$Loop.
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#set( |
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$list = [1 |
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..7] ) #set( $others = [3..10] ) #foreach( $item in $loopTool.watch($list).sync($others, 'other') ) $item -> $loopTool.other #if( $item >= 5 )$loopTool.stop()#end #end |
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Output ------ 1 -> 3 2 -> 4 3 -> 5 |
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4 -> 6
5 -> 7 |
$Loop
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.wrap( list )
Wrap a list with the tool.
| Name | Type | Description | |
|---|---|---|---|
| Parameter(s) | list | java.util.List | An array or a list instance. |
| Return | - |
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| LoopTool | Return an |
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| LoopTool instance. |
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$<LoopTool instance>.hasMore()
Check if the iteration has more elements.
| Name | Type | Description | |
|---|---|---|---|
| Return | - | boolean | Return true if there are more elements in the wrapped list. |
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$<LoopTool instance>.more()
Ask for the next element in the list.
| Name | Type | Description | |
|---|---|---|---|
| Return | - | java.lang.Object | An element instance. |
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$<LoopTool instance>.remove()
Remove the current element from the list.
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$<LoopTool instance>.reset()
Reset the wrapper so that it will start over at the beginning of the list.
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$<LoopTool instance>.stop()
Put a condition to break off a loop.
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$<LoopTool instance>.toString()
Return an object as a string.