How to use static methods in PHP classes: 1. Use self, the code is [self::test();]; 2. Use the class name, the code is [public function test1()a:: test()]; 3. Use static, the code is [static::test()].
How to use static methods in php classes:
1. Use self, the code is as follows
<?php
class a {
private static function test() {
echo 'test';
}
public function test1() {
self::test();
}
}
$ab = new a();
$ab->test1();//结果 test2. Use the class name, the code is as follows
<?php
class a {
private static function test() {
echo 'test';
}
public function test1() {
a::test();
}
}
$ab = new a();
$ab->test1();//结果 test3. Use static, the code is as follows
<?php
class a {
private static function test() {
echo 'test';
}
public function test1() {
static::test();
}
}
$ab = new a();
$ab->test1();//结果 testRelated free learning recommendations: php programming（ video)
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