Which of the following is the correct syntax to print a floating-point number with 2 decimal places using printf in PHP?

easy📝 Syntax Q12 of 15

PHP - Output and String Handling

Which of the following is the correct syntax to print a floating-point number with 2 decimal places using printf in PHP?

Aprintf("%.2f", $number);

Bprintf("%2f.", $number);

Cprintf("%f.2", $number);

Dprintf("%f2.", $number);

Step-by-Step Solution

Solution:

Step 1: Identify correct decimal precision syntax
In PHP, to format a float with 2 decimals, use %.2f where .2 specifies 2 decimal places.
Step 2: Check each option's format string
Only printf("%.2f", $number); uses %.2f correctly; others have misplaced or incorrect syntax.
Final Answer:
printf("%.2f", $number); -> Option A
Quick Check:
%.2f = float with 2 decimals [OK]

Quick Trick: Use %.Nf to print float with N decimals [OK]

Common Mistakes:

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