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Update docs for "each" filter
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created: 20140410103123179
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modified: 20170103175939836
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modified: 20191209085901849
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tags: [[Filter Operators]] [[Group Operators]]
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title: each Operator
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type: text/vnd.tiddlywiki
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@ -20,6 +20,6 @@ Each input title is processed in turn. The value of field <<.place F>> in the co
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;each:value
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:As long as the title is unique it is appended to the output whether or not the corresponding tiddler exists.
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If a tiddler does not contain field <<.place F>>, it is treated as if the value of the field were empty.
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Note that if a tiddler does not contain field <<.place F>>, it is treated as if the value of the field were empty. Thus, a filter expression such as `[each[color]]` will return one tiddler that doesn't have a `color` field. To obtain just the tiddlers that have a non-blank value for the `color` field one can use `[each[color]has[color]]`.
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<<.operator-examples "each">>
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