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How to execute mongodb's $in and $size queries in PHP

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Release： 2016-10-17 09:30:22
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Suppose there is such a set

<code>{ "_id" : ObjectId("5022518d09248743250688e0"), "name" : "big fruit", "fruits" : [ "apple", "pear", "orange" ] } ， 
{ "_id" : ObjectId("502251a309248743250688e1"), "name" : "good fruit", "fruits" : [ "banana", "pear", "orange" ] }  ，
{ "_id" : ObjectId("502251c109248743250688e2"), "name" : "good fruit", "fruits" : [ "banana", "apple", "tomato" ] }  </code>
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Suppose there is such a set

RT How to write two sentences of code in PHP

<code>db.coll.find({_id:{$in[ ObjectId("502251a309248743250688e1"), ObjectId("502251c109248743250688e2")]}})</code>
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Query an array of length three

<code>db.coll.find({fruits:{$size：0}})</code>
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How to implement it using PHP

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Suppose there is such a set

<code>{ "_id" : ObjectId("5022518d09248743250688e0"), "name" : "big fruit", "fruits" : [ "apple", "pear", "orange" ] } ， 
{ "_id" : ObjectId("502251a309248743250688e1"), "name" : "good fruit", "fruits" : [ "banana", "pear", "orange" ] }  ，
{ "_id" : ObjectId("502251c109248743250688e2"), "name" : "good fruit", "fruits" : [ "banana", "apple", "tomato" ] }  </code>
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Suppose there is such a set

RT How to write two sentences of code in PHP

<code>db.coll.find({_id:{$in[ ObjectId("502251a309248743250688e1"), ObjectId("502251c109248743250688e2")]}})</code>
Copy after login
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Query an array of length three

<code>db.coll.find({fruits:{$size：0}})</code>
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How to implement it using PHP

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mongodb php
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