The character ‘o’ is located at position: 4 “` 2. 使用strrpos()函数:strrpos()函数可以返回字符串中最后一次出现指定字符的位置。 “`php $string = “Hello, world!”; $position = strrpos($string, “o”); echo “The last occurrence of the character ‘o’ is located at position: ” ....
php// Newline character$newLine="This is a string with a newline character:\nSecond line.";echo$newLine."\n";// Tab character$tabbedText="This is a string with a tab character:\tIndented text.";echo$tabbedText."\n";// Single quote$singleQuote='This is a string with a single quo...
Find the position of the first occurrence of a substring in a string 查找字符串首次出现的位置 strrchr() Find the last occurrence of a character in a string 查找指定字符在字符串中的最后一次出现 strrev() Reverse a string 反转字符串 strripos() Find the position of the last occurrence of a ca...
<?phpechostrpos("Hello world!","world");?> It will produce the followingoutput− 6 As you can see, the position of the string "world" in our string is "6". The reason that it is "6", and not "7", is that the first position in the string is "0", and not "1". ...
mb_strwidth— 返回字符串的宽度 mb_substitute_character— 设置/获取替代字符 mb_substr— 获取部分字符串 mb_substr_count— 统计字符串出现的次数 mb_trim— Strip whitespace (or other characters) from the beginning and end of a string mb_ucfirst— Make a string's first character uppercase ...
We can find out the position using the function strpos() that will return the position of a character Example <?php $string=”phpcodez.com”; echo strpos($string,”.”) // 8 ?> Post navigation Previous Postregister_long_arraysNext PostMagento...
if ($pos === false) { echo "The string '$findme' was not found in the string '$mystring'"; } else { echo "The string '$findme' was found in the string '$mystring'"; echo " and exists at position $pos"; } // 例子2 忽视位置偏移量之前的字符进行查找 $newstring = 'abcdef...
Count the number of word in the string "Hello world!": echostr_word_count("Hello world!"); Try it Yourself » Search For Text Within a String The PHPstrpos()function searches for a specific text within a string. If a match is found, the function returns the character position of the...
stripos() Returns the position of the first occurrence of a string inside another string (case-insensitive) stristr() Finds the first occurrence of a string inside another string (case-insensitive) strlen() Returns the length of a string strnatcasecmp() Compares two strings using a "natural orde...
substr(string_name, start_position, string_length_to_cut) 参数: substr()函数允许三个参数,其中两个是强制的,一个是可选的。 string_name:在这个参数中,我们传递原始字符串或需要剪切或修改的字符串。这是一个强制参数。 start_position:如果 start_position是非负数,返回的字符串将从 string 的 start 位置...