How do I change a space character in PHP?
Answer: Use the PHP str_replace() Function You can simply use the PHP str_replace() function to strip or remove all spaces inside a string.
How to remove space in string PHP?
The trim() function removes whitespace and other predefined characters from both sides of a string. Related functions: ltrim() – Removes whitespace or other predefined characters from the left side of a string. rtrim() – Removes whitespace or other predefined characters from the right side of a string.
How to use replace in PHP?
The str_replace() function replaces some characters with some other characters in a string. This function works by the following rules: If the string to be searched is an array, it returns an array. If the string to be searched is an array, find and replace is performed with every array element.
How do you put underscore between words in PHP?
if you have a parameter $string and want to replace it’s apace to underscore(_). $string = “Hello All.”; $newString = str_replace(‘ ‘, ‘_’, $string);
What is Preg_replace function in PHP?
Definition and Usage. The preg_replace() function returns a string or array of strings where all matches of a pattern or list of patterns found in the input are replaced with substrings. There are three different ways to use this function: 1. One pattern and a replacement string.
What is Isset function in PHP?
PHP isset() Function The isset() function checks whether a variable is set, which means that it has to be declared and is not NULL. This function returns true if the variable exists and is not NULL, otherwise it returns false.
What is preg replace?
What is the difference between Str_replace and Preg_replace?
str_replace replaces a specific occurrence of a string, for instance “foo” will only match and replace that: “foo”. preg_replace will do regular expression matching, for instance “/f. {2}/” will match and replace “foo”, but also “fey”, “fir”, “fox”, “f12”, etc.
What is use of Mysqli_real_escape_string in PHP?
The real_escape_string() / mysqli_real_escape_string() function escapes special characters in a string for use in an SQL query, taking into account the current character set of the connection. This function is used to create a legal SQL string that can be used in an SQL statement.
What does Htmlspecialchars do in PHP?
The htmlspecialchars() function converts some predefined characters to HTML entities.
How can I replace first and last character of a string in PHP?
We can use the substr_replace function in PHP to replace first or last character from string in PHP….substr_replace() Function PHP
- $str: This parameter is required.
- $replacement: This parameter is also required.
- $start: This parameter is also required.
What does Preg_replace do in PHP?
The preg_replace() function returns a string or array of strings where all matches of a pattern or list of patterns found in the input are replaced with substrings. There are three different ways to use this function: 1. One pattern and a replacement string.