CodePrimer
Search a living directory of web syntax. Pick a problem, copy a working sample, then adapt it.
PHP
Beginner
if / elseif / else
How do I branch logic in PHP?
PHP
Beginner
switch statement
How do I handle many discrete cases?
PHP
Beginner
while loop
How do I loop while a condition is true?
PHP
Beginner
do...while loop
How do I run a loop at least once?
PHP
Beginner
for loop
How do I loop with a counter?