Phptrim deletes space characters and specified characters. I didn't see the trim function before and thought that he could only delete the blank space, today it was found that it can also delete-nullt-tabn-newlinex0b-vertical list character r-press enter-normal white space characters and the user specified previously did not see trim function that he can only delete white space, today, we found that it can also delete "-"-null
"T"-tab
"N"-new line
"X0b"-vertical list operator
"R"-Press enter
""-General white space characters
And user-specified characters.
$ Str = "## remove specific characters at both ends of the string using the trim function ####";
$ Str1 = trim ($ str, "#"); // input the second parameter for the trim function. trim deletes the # Characters at both ends of the string $ str.
Echo $ str ."
";
Echo $ str1;
?>
?>
Required-null t-tab n-new line x0b-vertical list character r-press enter-common blank characters and user-specified...
