- Ucwords ();
- Strtoupper ();
- Ucfirst ()
- Strtolower ();
PHP ucwords () function
PHP String function
Instance
Convert the first character of each word to uppercase:
<?phpecho ucwords ("Hello World");? >
Running an instance
Definition and usage
The Ucwords () function converts the first character of each word in a string to uppercase.
Note: This function is binary safe.
Related functions:
- Lcfirst ()-Converts the first character in a string to lowercase
- Strtolower ()-Converts a string to lowercase
- Strtoupper ()-Converts a string to uppercase
- Ucfirst ()-Converts the first character in a string to uppercase
Grammar
Ucwords (string)
Parameters |
Description |
String |
Necessary. Specifies the string to convert. |
Technical details
return value: |
Returns the converted string. |
PHP version: |
4 + |
PHP String function
PHP Strtoupper () function
PHP String function
Definition and usage
The Strtoupper () function converts a string to uppercase.
Grammar
Strtoupper (String)
Parameters |
Description |
String |
Necessary. Specifies the string to convert. |
Example
strtoupper("Hello WORLD!")
;? >
Output:
HELLO world!
PHP String function
PHP Ucfirst () function
PHP String function
Instance
Convert the first character of "Hello" to uppercase:
<?phpecho ucfirst ("Hello world!");? >
Running an instance
Definition and usage
The Ucfirst () function converts the first character in a string to uppercase.
Related functions:
- Lcfirst ()-Converts the first character in a string to lowercase
- Strtolower ()-Converts a string to lowercase
- Strtoupper ()-Converts a string to uppercase
- Ucwords ()-Converts the first character of each word in a string to uppercase
Grammar
Ucfirst (string)
Parameters |
Description |
String |
Necessary. Specifies the string to convert. |
Technical details
return value: |
Returns the converted string. |
PHP version: |
4 + |
PHP String function
PHP Reference manual PHP test php strtolower () function
PHP String function
Instance
Convert all characters to lowercase:
<?phpecho strtolower ("Hello World");? >
Running an instance
Definition and usage
The Strtolower () function converts a string to lowercase.
Note: This function is binary safe.
Related functions:
- Lcfirst ()-Converts the first character in a string to lowercase
- Strtoupper ()-Converts a string to uppercase
- Ucfirst ()-Converts the first character in a string to uppercase
- Ucwords ()-Converts the first character of each word in a string to uppercase
Grammar
Strtolower (string)
Parameters |
Description |
String |
Necessary. Specifies the string to convert. |
Technical details
return value: |
Returns a string converted to lowercase. |
PHP version: |
4 + |
PHP String function
Correct answer:
[Single selection] capitalize all the letters in the string: