//php check if first four characters of a string = http
substr( $http, 0, 4 ) === "http";
//php check if first five characters of a string = https
substr( $https, 0, 5 ) === "https";
//php check if first characters of $str = "test"
$str = "test demo";
str_starts_with($str, "test");
phpCopy<?php
$string = "Mr. Peter";
if(strncmp($string, "Mr.", 3) === 0){
echo "The string starts with the desired substring.";
}else
echo "The string does not start with the desired substring.";
?>
phpCopy<?php
$string = "Mr. Peter";
if(substr($string, 0, 3) === "Mr."){
echo "The string starts with the desired substring.";
}else
echo "The string does not start with the desired substring.";
?>
You can use this in PHP versions less than 8.
<?php
function str_starts_with ( $haystack, $needle ) {
return strpos( $haystack , $needle ) === 0;
}
phpCopy<?php
$string = "Mr. Peter";
if(strpos( $string, "Mr." ) === 0){
echo "The string starts with the desired substring.";
}else
echo "The string does not start with the desired substring.";
?>
substr($string, 0, strlen($query)) === $query
phpCopy<?php
$string = "mr. Peter";
if(strncasecmp($string, "Mr.", 3) === 0){
echo "The string starts with the desired substring.";
}else
echo "The string does not start with the desired substring.";
?>