PHP using the mysqldump command to export the database, phpmysqldump_php tutorial

PHP uses the mysqldump command to export the database, Phpmysqldump

PHP uses external commands to export the database, the code is very simple, there is no more nonsense

<?php  //$dumpFileName directory to have writable permission  $DbHost = ' localhost ';　　$DbUser = ' root ';　　$DBPWD  = ' 123456 '; $DbName = ' a ';  $fileName = $DbName. ' _mysql_data_backup_ '. Date (' Ymdhis).　　'. SQL ';　　$dumpFileName = "/var/$fileName"; Header ("content-disposition:attachment; Filename= ".　　$fileName);　　Header ("Content-type:application/octet-stream"); 　　Header ("Pragma:no-cache");　　Header ("expires:0");  Echo ' mysqldump-h $DbHost-u$dbuser-p$dbpwd $DbName > $dumpFileName ';  $HD = fopen ($dumpFileName, ' RB ');　　Echo fread ($HD, FileSize ($dumpFileName)); Fclose ($HD);  ? >

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