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- $each
$each¶
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Definition¶
Examples¶
Use $each
with $push
Operator¶
The following example appends each element of [ 90, 92, 85 ]
to
the scores
array for the document where the name
field
equals joe
:
Use $each
with $addToSet
Operator¶
A collection inventory
has the following document:
Then the following operation uses the $addToSet
operator
with the $each
modifier to add multiple elements to the
tags
array:
The operation adds only "camera"
and "accessories"
to the
tags
array since "electronics"
already exists in the array: