PHP obtiene los primeros 5 caracteres de la cadena
$result = substr("Hello How are you", 0, 5); //first 5 chars "Hello"
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$result = substr("Hello How are you", 0, 5); //first 5 chars "Hello"$string = subtr($your_string, 0, 30);
// 0 where you start to remove
// 30 where you stop remove
<?php
echo substr('abcdef', 1); // bcdef
echo substr('abcdef', 1, 3); // bcd
echo substr('abcdef', 0, 4); // abcd
echo substr('abcdef', 0, 8); // abcdef
echo substr('abcdef', -1, 1); // f
// Accessing single characters in a string
// can also be achieved using "square brackets"
$string = 'abcdef';
echo $string[0]; // a
echo $string[3]; // d
echo $string[strlen($string)-1]; // f
?>
//substr() function returns certain bits of a string $newstring = substr($dynamicstring, -7);$words = "Hello Coders ! vote on grepper";
$output = substr($words, 0, 10);$widget_id = trim($widget_text,'[]')