String Length

strlen counts the bytes in a simple string.

string_length.php

<?php
$name = ;
$message = "Hello, " . $name;
$length = strlen($message);

echo "name=" . $name . "\n";
echo "message=" . $message . "\n";
echo "length=" . $length . "\n";

<?php
$name = ;
$message = "Hello, " . $name;
$length = strlen($message);

echo "name=" . $name . "\n";
echo "message=" . $message . "\n";
echo "length=" . $length . "\n";

<?php
$name = ;
$message = "Hello, " . $name;
$length = strlen($message);

echo "name=" . $name . "\n";
echo "message=" . $message . "\n";
echo "length=" . $length . "\n";

string length For plain ASCII text, `strlen` matches the visible character count.