ForNext
Only Do What Only You Can Do
161. what do does
Hyperpolyglot Interpreted Languages: PHP, Perl, Python, Ruby より (2012.05.08)
VBScript
JScript
Perl
executes following block and returns value of last statement executed
PHP
starts body of a do-while loop, a loop which checks the condition after the body is executed
Python
raises NameError unless a value was assigned to it
Ruby
starts an anonymous block. Also starts the body of a loop, while, or until loop