ຫົວຂໍ້ PHP strcmp()
ຄວາມຄິດຂອງຄົນ
ປຽບທຽບຄວາມຄິດຂອງສາຍຄຳ (ບໍ່ຄິດຄະແນນຫຍັງ):
<?php echo strcmp("Hello world!","Hello world!"); ?>
Definition and Usage
The strcmp() function compares two strings.
Note:The strcmp() function is binary safe and case sensitive.
Tip:This function is similar to strncmp() Functions similar, but differently, by strncmp() you can specify the number of characters of each string to compare.
Syntax
strcmp(string1,string2)
Parameters | Description |
---|---|
string1 | Required. Specifies the first string to compare. |
string2 | Required. Specifies the second string to compare. |
Technical Details
Return value: |
This function returns:
|
PHP Version: | 4+ |
ຫຼາຍບົດສະຫຼຸບ
ບົດສະຫຼຸບ 1
ການປຽບທຽບສະຖິຕິສອງກະບອບ (ບໍ່ສະຫຼາດຄວາມຫຼັກກະບອບ, Hello ແລະ hELLo ບໍ່ຕົກຮູບ):
<?php echo strcmp("Hello","Hello"); echo "<br>"; echo strcmp("Hello","hELLo"); ?>
ບົດສະຫຼຸບ 2
ຄວາມກັບຄືນທີ່ຕ່າງກັນ:
<?php echo strcmp("Hello world!","Hello world!"); // ສະຖິຕິສອງກະບອບບໍ່ຕົກຮູບ echo strcmp("Hello world!","Hello"); // string1 ຫຼາຍກວ່າ string2 echo strcmp("Hello world!","Hello world! Hello!"); // string1 ຕໍ່າກວ່າ string2 ?>