Locating Array Elements : in_array « Data Structure « PHP






  1. PHP
  2. Data Structure
  3. in_array

Locating Array Elements

 
//in_array() function determines whether or not an element exists in an array, returning true if it does, 
//and false otherwise. 

//Its syntax is: bool in_array(mixed element, array array)
<?
    $languages = array ("English", "Gaelic", "Spanish");
    $exists = in_array("Russian", $languages); 
    print $exists;
    print '<BR>';
    $exists = in_array("English", $languages); 
    print $exists;
?>








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4.Determining Whether an Element Is in an Array