php Programming Glossary: arr1

PHP: Best way to iterate two parallel arrays?

http://stackoverflow.com/questions/10132210/php-best-way-to-iterate-two-parallel-arrays

a real world scenario. However here is some example data arr1 'a' 1 'b' FALSE 'c' new DateTime arr2 'foo' TRUE 7 php loops..

Get first key in a (possibly) associative array?

http://stackoverflow.com/questions/1028668/get-first-key-in-a-possibly-associative-array

out for though so check the length of the array first arr1 array false arr2 array var_dump reset arr1 reset arr2 bool true..

are arrays in php passed by value or by reference?

http://stackoverflow.com/questions/2030906/are-arrays-in-php-passed-by-value-or-by-reference

to copy an array by reference. And the given example php arr1 array 2 3 arr2 arr1 arr2 4 arr2 is changed arr1 is still array.. reference. And the given example php arr1 array 2 3 arr2 arr1 arr2 4 arr2 is changed arr1 is still array 2 3 arr3 arr1 arr3.. php arr1 array 2 3 arr2 arr1 arr2 4 arr2 is changed arr1 is still array 2 3 arr3 arr1 arr3 4 now arr1 and arr3 are the..

How to search through subarrays efficiently in PHP?

http://stackoverflow.com/questions/2416100/how-to-search-through-subarrays-efficiently-in-php

to search through subarrays efficiently in PHP arr array arr1 arr2 .. How to search through arr to find the one with key1..

Can't concatenate 2 arrays in PHP

http://stackoverflow.com/questions/2650177/cant-concatenate-2-arrays-in-php

will collapse duplicates. Try using array_merge instead. arr1 array 'foo' Same as array 0 'foo' arr2 array 'bar' Same as array.. 'bar' Will contain array 'foo' 'bar' combined array_merge arr1 arr2 If the elements in your array used different keys the operator.. different keys the operator would be more appropriate. arr1 array 'one' 'foo' arr2 array 'two' 'bar' Will contain array..

php values of one array to key of another array

http://stackoverflow.com/questions/4680188/php-values-of-one-array-to-key-of-another-array

of one array to key of another array I have 2 arrays arr1 Array 0 12 1 4 2 8 3 xx 4 1 5 1year 6 7 arr2 Array 0 1 1 2 2.. to create a new array with the values of a2 as keys in arr1. My resultant array should be like this arr3 Array 1 12 2 4.. share improve this question arr3 array_combine arr2 arr1 print_r arr3 Next time please consult the manual first. share..

PHP - add item to beginning of associative array [duplicate]

http://stackoverflow.com/questions/5783750/php-add-item-to-beginning-of-associative-array

improve this question You could use the union operator arr1 array 'key0' 'value0' arr1 or array_merge . share improve this..

Merge 2 Arrays and Sum the Values (Numeric Keys)

http://stackoverflow.com/questions/7105707/merge-2-arrays-and-sum-the-values-numeric-keys

of code no need for loops http codepad.viper 7.com ieSkHQ arr1 array 'amount1' 1 'amount2' 6 arr2 array 'amount1' 2 'amount2'.. 7 add function a b return a b summedArray array_map add arr1 arr2 print_r summedArray Youl'll just need to make the appropriate..