51 lines
1.0 KiB
Plaintext
51 lines
1.0 KiB
Plaintext
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{{alias}}( arr, path[, options] )
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Extracts a nested property value from each element of an object array.
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If a key path does not exist, the function sets the plucked value as
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`undefined`.
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Extracted values are not cloned.
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Parameters
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----------
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arr: Array
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Source array.
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path: string|Array
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Key path.
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options: Object (optional)
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Options.
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options.copy: boolean (optional)
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Boolean indicating whether to return a new data structure. Default:
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true.
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options.sep: string (optional)
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Key path separator. Default: '.'.
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Returns
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-------
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out: Array
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Destination array.
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Examples
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--------
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> var arr = [
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... { 'a': { 'b': { 'c': 1 } } },
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... { 'a': { 'b': { 'c': 2 } } }
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... ];
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> var out = {{alias}}( arr, 'a.b.c' )
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[ 1, 2 ]
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> arr = [
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... { 'a': [ 0, 1, 2 ] },
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... { 'a': [ 3, 4, 5 ] }
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... ];
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> out = {{alias}}( arr, [ 'a', 1 ] )
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[ 1, 4 ]
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See Also
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--------
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