How To Remove Leading and Trailing Spaces from User Input Values

Q

How To Remove Leading and Trailing Spaces from User Input Values? - PHP Script Tips - PHP Built-in Functions for Strings

✍: FYIcenter.com

A

If you are taking input values from users with a Web form, users may enter extra spaces at the beginning and/or the end of the input values. You should always use the trim() function to remove those extra spaces as shown in this PHP script:

<?php
$name = $_REQUEST("name");
$name = trim($name);
# $name is ready to be used...
?>

2007-04-22, 4961👍, 0💬

How To Remove White Spaces from the Beginning and/or the End of a String
How To Remove White Spaces from the Beginning and/or the End of a String? - PHP Script Tips - PHP Built-in Functions for Strings There are 4 PHP functions you can use remove white space characters from the beginning and/or the end of a string: trim() - Remove white space characters from the beginnin... 2007-04-22, 5175👍, 0💬

How to Find a Substring from a Given String
How to Find a Substring from a Given String? - PHP Script Tips - PHP Built-in Functions for Strings To find a substring in a given string, you can use the strpos() function. If you call strpos($haystack, $needle), it will try to find the position of the first occurrence of the $needle string in the ... 2007-04-21, 5053👍, 0💬

How To Remove Leading and Trailing Spaces from User Input Values
How To Remove Leading and Trailing Spaces from User Input Values? - PHP Script Tips - PHP Built-in Functions for Strings If you are taking input values from users with a Web form, users may enter extra spaces at the beginning and/or the end of the input values. You should always use the trim() funct... 2007-04-22, 4962👍, 0💬

What Is the Best Way to Test the strpos() Return Value
What Is the Best Way to Test the strpos() Return Value? - PHP Script Tips - PHP Built-in Functions for Strings Because strpos() could two types of values, Integer and Boolean, you need to be careful about testing the return value. The best way is to use the "Identical(===)" operator. Do not use the ... 2007-04-21, 4917👍, 0💬

How To Reformat a Paragraph of Text
How To Reformat a Paragraph of Text? - PHP Script Tips - PHP Built-in Functions for Strings You can wordwrap() reformat a paragraph of text by wrapping lines with a fixed length. Here is a PHP script on how to use wordwrap(): <?php $string = "TRADING ON MARGIN POSES ADDITIONAL RISKS AND IS NO... 2007-04-21, 4869👍, 0💬

How To Take a Substring from a Given String
How To Take a Substring from a Given String? - PHP Script Tips - PHP Built-in Functions for Strings If you know the position of a substring in a given string, you can take the substring out by the substr() function. Here is a PHP script on how to use substr(): <?php $string = "beginning"; pri... 2007-04-21, 4796👍, 0💬

How To Remove the New Line Character from the End of a Text Line
How To Remove the New Line Character from the End of a Text Line? - PHP Script Tips - PHP Built-in Functions for Strings If you are using fgets() to read a line from a text file, you may want to use the chop() function to remove the new line character from the end of the line as shown in this PHP sc... 2007-04-22, 4763👍, 0💬

How To Replace a Substring in a Given String
How To Replace a Substring in a Given String? - PHP Script Tips - PHP Built-in Functions for Strings If you know the position of a substring in a given string, you can replace that substring by another string by using the substr_replace() function. Here is a PHP script on how to use substr_replace()... 2007-04-21, 4758👍, 0💬

How To Support Multiple-Page Forms
How To Support Multiple-Page Forms? - PHP Script Tips - Processing Web Forms If you have a long form with a lots of fields, you may want to divide the fields into multiple groups and present multiple pages with one group of fields on one page. This makes the a long form more user-friendly. However, ... 2007-04-22, 4663👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.