Patch add str begins and ends

ext/standard/basic_functions.c

@@ -2227,6 +2227,26 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_strstr, 0, 0, 2)
 	ZEND_ARG_INFO(0, part)
 ZEND_END_ARG_INFO()
 
+ZEND_BEGIN_ARG_INFO_EX(arginfo_str_begin, 0, 0, 2)
+	ZEND_ARG_INFO(0, search_value)
+	ZEND_ARG_INFO(0, str)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_str_ibegin, 0, 0, 2)
+	ZEND_ARG_INFO(0, search_value)
+	ZEND_ARG_INFO(0, str)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_str_end, 0, 0, 2)
+	ZEND_ARG_INFO(0, search_value)
+	ZEND_ARG_INFO(0, str)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_str_iend, 0, 0, 2)
+	ZEND_ARG_INFO(0, search_value)
+	ZEND_ARG_INFO(0, str)
+ZEND_END_ARG_INFO()
+
 ZEND_BEGIN_ARG_INFO_EX(arginfo_strpos, 0, 0, 2)
 	ZEND_ARG_INFO(0, haystack)
 	ZEND_ARG_INFO(0, needle)
@@ -2744,6 +2764,10 @@ const zend_function_entry basic_functions[] = { /* {{{ */
 	PHP_FE(strtoupper,														arginfo_strtoupper)
 	PHP_FE(strtolower,														arginfo_strtolower)
 	PHP_FE(strpos,															arginfo_strpos)
+	PHP_FE(str_begin,														arginfo_str_begin)
+	PHP_FE(str_ibegin,														arginfo_str_ibegin)
+	PHP_FE(str_end,															arginfo_str_end)
+	PHP_FE(str_iend,														arginfo_str_iend)
 	PHP_FE(stripos,															arginfo_stripos)
 	PHP_FE(strrpos,															arginfo_strrpos)
 	PHP_FE(strripos,														arginfo_strripos)

ext/standard/php_string.h

@@ -45,6 +45,10 @@ PHP_FUNCTION(basename);
 PHP_FUNCTION(dirname);
 PHP_FUNCTION(pathinfo);
 PHP_FUNCTION(strstr);
+PHP_FUNCTION(str_begin);
+PHP_FUNCTION(str_ibegin);
+PHP_FUNCTION(str_end);
+PHP_FUNCTION(str_iend);
 PHP_FUNCTION(strpos);
 PHP_FUNCTION(stripos);
 PHP_FUNCTION(strrpos);

ext/standard/string.c

@@ -2445,6 +2445,66 @@ PHP_FUNCTION(substr)
 }
 /* }}} */
 
+/* {{{ proto boolean str_begin(string search_value, string str)
+   Checks if str begins with search_value */
+PHP_FUNCTION(str_begin) {
+	zend_string *str, *search_value;
+	int i;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "SS", &search_value, &str) == FAILURE) 
+		RETURN_NULL();
+
+	for (i = 0; i < search_value->len; i++) 
+		if (str->val[i] != search_value->val[i]) 
+			RETURN_BOOL(0);
+	RETURN_BOOL(1);
+}
+
+/* {{{ proto boolean str_ibegin(string search_value, string str)
+   Performs case insensitive check to determine if str begins with search_value */
+PHP_FUNCTION(str_ibegin) {
+	zend_string *str, *search_value;
+	int i;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "SS", &search_value, &str) == FAILURE) 
+		RETURN_NULL();
+
+	for (i = 0; i < search_value->len; i++) 
+		if (tolower(str->val[i]) != tolower(search_value->val[i])) 
+			RETURN_BOOL(0); 
+	RETURN_BOOL(1);
+}
+
+/* {{{ proto boolean str_end(string search_value, string str)
+   Checks if str ends with search_value */
+PHP_FUNCTION(str_end) {
+	zend_string *str, *search_value;
+	int i, j;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "SS", &search_value, &str) == FAILURE) 
+		RETURN_NULL();
+
+	for (i = str->len - 1, j = search_value->len - 1; j >= 0; i--, j--) 
+		if (str->val[i] != search_value->val[j]) 
+			RETURN_BOOL(0);
+	RETURN_BOOL(1);
+}
+
+/* {{{ proto boolean str_iend(string search_value, string str)
+   Performs case insensitive check to determine if str ends with search_value */
+PHP_FUNCTION(str_iend) {
+	zend_string *str, *search_value;
+	int i, j;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "SS", &search_value, &str) == FAILURE) 
+		RETURN_NULL();
+
+	for (i = str->len - 1, j = search_value->len - 1; j >= 0; i--, j--) 
+		if (tolower(str->val[i]) != tolower(search_value->val[j])) 	
+			RETURN_BOOL(0);
+	RETURN_BOOL(1);
+}
+
 /* {{{ proto mixed substr_replace(mixed str, mixed repl, mixed start [, mixed length])
    Replaces part of a string with another string */
 PHP_FUNCTION(substr_replace)

ext/standard/tests/strings/str_begin.phpt

@@ -0,0 +1,16 @@
+--TEST--
+str_begin() function - unit tests for str_begin()
+--FILE--
+<?php
+/* Prototype: boolean str_begin (string $search_value string $str);
+   Description: Determine if $str begins with $search_value
+*/
+$testStr = "beginningMiddleEnd";
+var_dump(str_begin("beginning", $testStr));
+var_dump(str_begin("Beginning", $testStr));
+var_dump(str_begin("eginning", $testStr));
+?>
+--EXPECT--
+bool(true)
+bool(false)
+bool(false)

ext/standard/tests/strings/str_end.phpt

@@ -0,0 +1,16 @@
+--TEST--
+str_end() function - unit tests for str_end()
+--FILE--
+<?php
+/* Prototype: boolean str_end (string $search_value string $str );
+   Description: Determine if $str ends with $search_value
+*/
+$testStr = "beginningMiddleEnd";
+var_dump(str_end("End", $testStr));
+var_dump(str_end("end", $testStr));
+var_dump(str_end("en", $testStr));
+?>
+--EXPECT--
+bool(true)
+bool(false)
+bool(false)

ext/standard/tests/strings/str_ibegin.phpt

@@ -0,0 +1,16 @@
+--TEST--
+str_ibegin() function - unit tests for str_ibegin()
+--FILE--
+<?php
+/* Prototype: boolean str_ibegin (string $search_value string $str);
+   Description: Performs case insensitive check to determine if $str begins with $search_value
+*/
+$testStr = "beginningMiddleEnd";
+var_dump(str_ibegin("beginning", $testStr));
+var_dump(str_ibegin("Beginning", $testStr));
+var_dump(str_ibegin("eginning", $testStr));
+?>
+--EXPECT--
+bool(true)
+bool(true)
+bool(false)

ext/standard/tests/strings/str_iend.phpt

@@ -0,0 +1,16 @@
+--TEST--
+str_iend() function - unit tests for str_iend()
+--FILE--
+<?php
+/* Prototype: boolean str_iend (string $search_value string $str );
+   Description: Performs case insensitive check to Determine if $str ends with $search_value
+*/
+$testStr = "beginningMiddleEnd";
+var_dump(str_iend("End", $testStr));
+var_dump(str_iend("end", $testStr));
+var_dump(str_iend("en", $testStr));
+?>
+--EXPECT--
+bool(true)
+bool(true)
+bool(false)