PHP/String/String Compare — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
| |
Версия 10:37, 26 мая 2010
Содержание
Compare string
<?
$string_1 = "00008";
$string_2 = "007";
$string_3 = "00008-OK";
if ($string_2 < $string_1){
print("$string_2 is less than $string_1<BR>");
}
if ($string_3 < $string_2){
print("$string_3 is less than $string_2<BR>");
}
if ($string_1 < $string_3){
print("$string_1 is less than $string_3<BR>");
}
?>
strcasecmp: Binary safe case-insensitive string comparison
<?php
$email1 = "admin@example.ru";
$email2 = "ADMIN@example.ru";
if (! strcasecmp($email1, $email2))
print "The email addresses are identical!";
?>
String compare demo: =
<?php
$ilike = "Dance";
if ($ilike = "Music"){
echo "Do you like singing?";
}elseif ($ilike = "Dance") {
echo "Do you like dancing?";
}else{
echo "You like neither music nor dance";
}
?>
String compare: equal
<?php
$hobby = "Music";
if ($hobby = "Music"){
echo "You have an interesting hobby";
}
?>
String compare with if statement
<html>
<head>
<title>Decisions</title>
</head>
<body>
<?php
$str_ctrl_flow = "go";
if(!strcmp($str_ctrl_flow, "go")) {
print("string is \"go\"<br />");
} else {
print("Time to stop<br />");
exit;
}
$str_ctrl_flow = "stop";
if(!strcmp($str_ctrl_flow, "go")) {
print("string is \"go\"<br />");
} else {
print("Time to stop<br />");
exit;
}
?>
</body>
</html>