Example usage of PHP array loop statement
This article introduces the knowledge of "PHP array loop sentence example usage". Many people will encounter such a dilemma in the operation of actual cases, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!
1. Array
Example 1:
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The following is a two-dimensional array, which is actually used more.
$mess = array ('title'= >' message title 1 'content', 'content', 'ctime'= >' 2012-1-1 12 title'= 34mot23); / / associative array
/ / statements that traverse the array
/ / the first kind
Foreach ($mess as $v) {/ / foreach can traverse associative arrays, while the for loop can only traverse enumerated arrays, not associative arrays.
/ / $v is the value of the receiving array element, and the number of cycles in the loop body is determined by the array element
Echo $v.room'
}
/ / the second kind
Foreach ($mess as $k = > $v) {
/ / $k is used to receive the key name or index corresponding to the data element, and $v is the value of the received array element
Echo $k.conversation. Music v.conversation'
Example 2:
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