How php converts words to uppercase letters

This article will explain in detail how php converts words to uppercase letters. The editor thinks it is very practical, so I share it with you as a reference. I hope you can get something after reading this article.

Conversion method: 1, using the strtoupper () function, you can convert all the letters of the words in the string to uppercase, the syntax "strtoupper (string)"; 2, using the ucwords () function, you can convert the first letter of each word in the string to uppercase, the syntax "ucwords (string)".

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Php converts words in a string to uppercase letters

1. Use the strtoupper () function

The strtoupper () function converts letters in a string to uppercase, in the following syntax format:

Strtoupper ($string)

Where $string is a parameter of type string, and this function converts the letters in the parameter $string to uppercase and returns the converted string.

Example:

2. Use the ucwords () function

The ucwords () function converts the first character of each word in the string to uppercase, in the following syntax format:

Ucwords ($string)

Where $string is a parameter of type string, and this function converts the first character of each word in the parameter $string to uppercase and returns the converted string.

Example:

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