PHP lcfirst()Functions

PHP String 参考手册PHP String Reference Manual

Examples

Convert the first character of "Hello" to lowercase:

<?php
echo lcfirst("Hello world!");
?>

Run example »

Definition and Usage

The lcfirst() function converts the first character of a string to lowercase.

Related functions:

  • ucfirst()- Convert the first character of a string to uppercase.
  • ucwords() - Convert the first character of each word in a string to uppercase.
  • strtoupper()- Convert a string to uppercase.
  • strtolower()- Convert a string to lowercase.

Syntax

lcfirst(string)

Parameters Description
string Required. Specifies the string to convert.

Technical Details

Return value: Returns the converted string.
PHP version: 5.3.0+


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