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源代码
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>PHP array_search() 实例 - 自学教程(runoops.com)</title> </head> <body> <?php $a=array("a"=>"red","b"=>"green","c"=>"blue"); echo array_search("red",$a); ?> </body> </html>
运行结果: