strcasecmp

(PHP 4, PHP 5)

strcasecmp — Binary safe case-insensitive string comparison

说明

int strcasecmp ( string $str1 , string $str2 )

Binary safe case-insensitive string comparison.

参数

str1: The first string
str2: The second string

返回值

Returns < 0 if str1 is less than str2 ; > 0 if str1 is greater than str2 , and 0 if they are equal.

范例

Example#1 strcasecmp() example


<?php
$var1 = "Hello";
$var2 = "hello";
if (strcasecmp($var1, $var2) == 0) {
    echo '$var1 is equal to $var2 in a case-insensitive string comparison';
}
?>

参见

preg_match()
strcmp()
substr()
stristr()
strncasecmp()
strstr()


	PHP5中文手册 str_word_count strchr Strings PHP Manual strcasecmp (PHP 4, PHP 5) strcasecmp — Binary safe case-insensitive string comparison 说明 int strcasecmp ( string `$str1` , string `$str2` ) Binary safe case-insensitive string comparison. 参数 `str1` The first string `str2` The second string 返回值 Returns < 0 if `str1` is less than `str2` ; > 0 if `str1` is greater than `str2` , and 0 if they are equal. 范例 Example#1 strcasecmp() example `<?php $var1 = "Hello"; $var2 = "hello"; if (strcasecmp($var1, $var2) == 0) { echo '$var1 is equal to $var2 in a case-insensitive string comparison'; } ?>` 参见 preg_match() strcmp() substr() stristr() strncasecmp() strstr() str_word_count strchr Strings PHP Manual