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What data type does PHP use to represent decimal numbers like 3.14?

easy📝 Conceptual Q1 of 15
PHP - Variables and Data Types
What data type does PHP use to represent decimal numbers like 3.14?
AFloat
BInteger
CString
DBoolean
Step-by-Step Solution
Solution:

  1. Step 1: Understand PHP data types for numbers

    PHP uses integers for whole numbers and floats for decimal numbers.

  2. Step 2: Identify the type for decimal numbers

    Decimal numbers like 3.14 are represented as floats in PHP.

  3. Final Answer:

    Float -> Option A

  4. Quick Check:

    Float = B [OK]
Quick Trick: Decimal numbers use float type in PHP [OK]
Common Mistakes:
  • Confusing float with integer
  • Thinking decimal numbers are strings
  • Assuming boolean can hold decimals

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