Home Backend Development PHP Tutorial 10 recommended articles about difference sets

10 recommended articles about difference sets

Jun 14, 2017 am 10:19 AM

These 5 functions for obtaining the intersection have 5 corresponding functions for obtaining the difference set. I am the link. array_intersect($arr1, $arr2); //Get the intersection of the same key value in the array array_intersect_key($arr1, $arr2); //Get the intersection of arrays with the same key name array_intersect_assoc(same as above); //Get the intersection of the key values ​​of the array with the same key name array_intersect_uassoc(same as above, 'custom callback function'); //Use a custom callback function to obtain the intersection of the key values ​​of the array with the same key name array_intersect_ukey (same as above, custom callback function); //Use a custom callback function to obtain the intersection of data with the same key name 1 $arr1 = array('r' => 'red','u' => 'blue&

1. Recommended articles about ukey() function

10 recommended articles about difference sets

##Introduction: These 5 functions for obtaining the intersection have 5 corresponding functions for obtaining the difference set. I am a link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (same as above);//Get the array with the same key name key value The intersection of array_intersect_uas...

2. 10 recommended articles about array_intersect_ukey()

10 recommended articles about difference sets

##Introduction: These five functions for obtaining intersections have five corresponding functions for obtaining differences. I am the link. array_intersect($arr1, $arr2);//Get the same array. Intersection of key values ​​array_intersect_key($arr1, $arr2);//Get the intersection of arrays with the same key name array_intersect_assoc (same as above);//Get the intersection of arrays with the same key name array_intersect_uassoc (same as above, 'Custom...

3.

uassoc() function definition and usage summary

10 recommended articles about difference sets

Introduction: These 5 functions for obtaining intersection have 5 corresponding functions for obtaining difference sets. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (same as above);//Get the intersection of the array with the same key name array_intersect_uas...

4.

Recommended 10 articles about uassoc()

10 recommended articles about difference sets##Introduction: There are 5 functions for obtaining intersection A corresponding function to get the difference set. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (Same as above);//Get the intersection array_intersect_uas of the same key name of the array...

5.

array_intersect_uassoc function definition and usage summary

10 recommended articles about difference setsIntroduction: These 5 functions for obtaining the intersection have 5 corresponding functions for obtaining the difference set. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (same as above);//Get the array with the same key name key value The intersection of array_intersect_uas...

##6. Recommended articles about array_intersect_uassoc()

10 recommended articles about difference setsIntroduction: These 5 functions for obtaining the intersection have 5 corresponding functions for obtaining the difference set. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (same as above);//Get the array with the same key name key value The intersection of array_intersect_uassoc(same as above, 'Custom...

7. Recommended articles about array_intersect_key()

10 recommended articles about difference sets

##Introduction: These five functions for obtaining intersections have five corresponding functions for obtaining differences. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (same as above);//Get the array with the same key name The intersection of array_intersect_uassoc (same as above, 'custom...

8. array_intersect_assoc() function definition and usage summary

10 recommended articles about difference sets

##Introduction: These five functions for obtaining intersections have five corresponding functions for obtaining differences. I am the link. array_intersect($arr1, $arr2); //Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2); //Get the intersection of the array with the same key name array_intersect_assoc (same as above); //Get the intersection of the array with the same key name array_intersect_uas...

9.

10 recommended articles about assoc()

10 recommended articles about difference sets##Introduction: These 5 functions for obtaining intersection have 5 corresponding functions for obtaining difference sets. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (same as above);//Get the intersection of the array with the same key name array_intersect_uas...

10.

Recommended 10 articles about array_intersect_assoc()

10 recommended articles about difference sets##Introduction: There are 5 functions for obtaining intersection A corresponding function to get the difference set. I am the link. array_intersect($arr1, $arr2);//Get the intersection of arrays with the same key value array_intersect_key($arr1, $arr2);//Get the intersection of the array with the same key name array_intersect_assoc (Same as above);//Get the intersection of array_intersect_uassoc (same as above, 'Custom...

[Related Q&A recommendations]:

Algorithm - JavaScript array series problem: Array difference set

python - Taking the difference set of two lists

pair in redis Why is there no method similar to ZDIFF or ZDIFFSTORE for taking the difference set of an ordered set?

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