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Create str_icontains PHP function #18705

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Create str_icontains PHP function #18705

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9778add
Create str_icontains PHP function
adamcable May 29, 2025
ac5bdee
Update basic_functions_arginfo.h
adamcable May 29, 2025
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5 changes: 5 additions & 0 deletions ext/standard/basic_functions.stub.php
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Original file line number Diff line number Diff line change
Expand Up @@ -2439,6 +2439,11 @@ function strrchr(string $haystack, string $needle, bool $before_needle = false):
*/
function str_contains(string $haystack, string $needle): bool {}

/**
* @compile-time-eval
*/
function str_icontains(string $haystack, string $needle): bool {}

/**
* @compile-time-eval
* @frameless-function {"arity": 2}
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6 changes: 5 additions & 1 deletion ext/standard/basic_functions_arginfo.h
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14 changes: 14 additions & 0 deletions ext/standard/string.c
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Expand Up @@ -1836,6 +1836,20 @@ ZEND_FRAMELESS_FUNCTION(str_contains, 2)
Z_FLF_PARAM_FREE_STR(2, needle_tmp);
}

/* {{{ Checks if a string contains another, case insensitive */
PHP_FUNCTION(str_icontains)
{
zend_string *haystack, *needle;

ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_STR(haystack)
Z_PARAM_STR(needle)
ZEND_PARSE_PARAMETERS_END();

RETURN_BOOL(php_memnistr(ZSTR_VAL(haystack), ZSTR_VAL(needle), ZSTR_LEN(needle), ZSTR_VAL(haystack) + ZSTR_LEN(haystack)));
}
/* }}} */

/* {{{ Checks if haystack starts with needle */
PHP_FUNCTION(str_starts_with)
{
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36 changes: 36 additions & 0 deletions ext/standard/tests/strings/str_icontains.phpt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,36 @@
--TEST--
Test str_icontains() function
--FILE--
<?php
var_dump(str_icontains("test string", "test"));
var_dump(str_icontains("test string", "string"));
var_dump(str_icontains("test string", "strin"));
var_dump(str_icontains("test string", "t s"));
var_dump(str_icontains("test string", "g"));
var_dump(str_icontains("te".chr(0)."st", chr(0)));
var_dump(str_icontains("tEst", "test"));
var_dump(str_icontains("teSt", "test"));
var_dump(str_icontains("TEST", "test"));
var_dump(str_icontains("test", "TEST"));
var_dump(str_icontains("TESST", "TEST"));
var_dump(str_icontains("", ""));
var_dump(str_icontains("a", ""));
var_dump(str_icontains("", "a"));
var_dump(str_icontains("\\\\a", "\\a"));
?>
--EXPECT--
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(false)
bool(true)
bool(true)
bool(false)
bool(true)