str_starts_with
Checks if a string starts with a given substring
Description
bool str_starts_with(string $haystack, string $needle)
Parameters
-
haystack
-
The string to search in.
-
needle
-
The substring to search for in the haystack.
Return Values
Returns true if haystack begins with
needle, false otherwise.
Examples
Example #1 Using the empty string ''
<?php
if (str_starts_with('abc', '')) {
echo "All strings start with the empty string";
}
?>
The above example will output:
All strings start with the empty string
Example #2 Showing case-sensitivity
<?php
$string = 'The lazy fox jumped over the fence';
if (str_starts_with($string, 'The')) {
echo "The string starts with 'The'\n";
}
if (str_starts_with($string, 'the')) {
echo 'The string starts with "the"';
} else {
echo '"the" was not found because the case does not match';
}
?>
The above example will output:
The string starts with 'The'
"the" was not found because the case does not match
Notes
Note: This function is
binary-safe.
See Also
- str_contains
- str_ends_with
- stripos
- strrpos
- strripos
- strstr
- strpbrk
- substr
- preg_match