Unleashing the Power of Passthru A Comprehensive Guide to Return Value Handling

Integer for the return value of the command. Executes a command. passthru() executes a command and sends the output directly back to the browser as binary data. Whether to use PHP's passthru() function instead of exec(). false, No ... Property name to set return value to from exec() call. n/a, No. outputProperty ... Return Values ¶​​ Returns the last line of the command output on success, and false on failure. The following example incorrectly relies on the return value of PDO::exec(), wherein a statement that affected 0 rows results in a call to die(): ... passthru — Execute an external program and display raw output; proc_close — Close a process opened by proc_open and return the exit code of that process ... When i exec from PHP site --- return value is "Message ... OK" on PHP site. But no messages has sent. I don't know why! This is sample code : [index.php]

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