What does implode do in PHP?

The implode function in PHP is used to “join elements of an array with a string”. The implode() function returns a string from elements of an array. It takes an array of strings and joins them together into one string using a delimiter (string to be used between the pieces) of your choice.

Which function is used to divide string into array?

PHP | str_split() Function The str_split() is an inbuilt function in PHP and is used to convert the given string into an array. This function basically splits the given string into smaller strings of length specified by the user and stores them in an array and returns the array.

How can I split a string into two strings in PHP?

Use explode() or preg_split() function to split the string in php with given delimiter. PHP | explode() Function: The explode() function is an inbuilt function in PHP which is used to split a string in different strings.

How do I slice a string in PHP?

You can either use explode() (http://php.net/explode) or a mix of substr() (http://php.net/substr) with strpos() (http://php.net/strpos).

What’s the difference between implosion and explosion?

In an explosion (top), force radiates away from a source. With implosion (bottom), the object collapses upon itself (generally being crushed by an outside force).

How do I turn a string into an array?

Given a string, the task is to convert this string into a character array in Java. Step 1: Get the string….

  1. Step 1:Get the string.
  2. Step 2:Create a character array of same length as of string.
  3. Step 3:Store the array return by toCharArray() method.
  4. Step 4:Return or perform operation on character array.

How do I find a word in a string in PHP?

Answer: Use the PHP strpos() Function You can use the PHP strpos() function to check whether a string contains a specific word or not. The strpos() function returns the position of the first occurrence of a substring in a string. If the substring is not found it returns false .

How do I separate numbers and alphabets in PHP?

If you want to get all numbers and characters, you can do it with one regex. preg_match_all(‘/(\d)|(\w)/’, $str, $matches); $numbers = implode($matches[1]); $letters = implode($matches[2]); var_dump($numbers, $letters);

What is substr () in PHP?

The substr() is a built-in function in PHP that is used to extract a part of string. Syntax: substr(string_name, start_position, string_length_to_cut) Parameters: The substr() function allows 3 parameters or arguments out of which two are mandatory and one is optional.

Is it better to explode or implode?

is that explode is to destroy with an explosion while implode is to collapse or burst inward violently.

How to split a string into an array in PHP?

PHP Split Function Definition and Usage The split () function, split the string into an array by regular expression or splits a string into an array. The str_split () function will divide a string into various elements, the boundaries of every element, it is based on the occurrence of a pattern in a string.

When does STR _ split ( ) return false in PHP?

If length is less than 1, the str_split() function will return FALSE. If length is larger than the length of string, the entire string will be returned as the only element of the array. PHP Version: 5+.

Which is the result of a division in PHP?

Result of raising $a to the $b ‘th power. The division operator (“/”) returns a float value unless the two operands are integers (or strings that get converted to integers) and the numbers are evenly divisible, in which case an integer value will be returned. For integer division, see intdiv () .

What is the optional parameter for split ( ) in PHP?

The optional input parameter limit is used to signify the number of elements into which the string should be divided, starting from the left end of the string and working rightward. In cases where the pattern is an alphabetical character, split () is case sensitive.