proc_nice Change the priority of the current process &reftitle.description; boolproc_nice intincrement proc_nice changes the priority of the current process by the amount specified in increment. A positive increment will lower the priority of the current process, whereas a negative increment will raise the priority. proc_nice is not related to proc_open and its associated functions in any way. &reftitle.parameters; increment The increment value of the priority change. &reftitle.returnvalues; &return.success; If an error occurs, like the user lacks permission to change the priority, an error of level E_WARNING is also generated. &reftitle.notes; proc_nice will only exist if your system has 'nice' capabilities. 'nice' conforms to: SVr4, SVID EXT, AT&T, X/OPEN, BSD 4.3. This means that proc_nice is not available on Windows.