PHP: How to find out the position of a value in an array?

Question

How to find out that foo is at the position of 2?: array('boo', 'moo', 'foo');

Tyler Carter · Accepted Answer · 2010-03-08 04:37:16Z

10

$key = array_search("foo", $array);

answered Mar 8, 2010 at 4:37

Tyler Carter

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Comments

Pavunkumar · Accepted Answer · 2010-03-08 04:40:55Z

4

print_r ( array_search ( 'value',$array_from ) );

answered Mar 8, 2010 at 4:40

Pavunkumar

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Decent Dabbler · Accepted Answer · 2010-03-08 04:51:58Z

2

If you want to find the keys for all occurences of 'foo' (if you know there will be duplicates) then use:

$result = array_keys( $yourArray, 'foo' );

This will return an array with all corresponding keys. You see, array_search will only return the key of the first occurence. Be aware of this.

answered Mar 8, 2010 at 4:51

Decent Dabbler

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