php:
a. 代码:
- <?php
- function test(func){
- func();
- }
- test(function(){
- echo "string";
- });
b. 输出:
- Parse error: syntax error, unexpected ')', expecting variable (T_VARIABLE) in E:\test\web\test.php on line 2
- javascript:
a. 代码:
- function test(func){
- func()
- }
- test(function(){
- console.log(1)
- })
b. 输出:
1
来源: http://www.bubuko.com/infodetail-2582493.html