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What happens if the condition in a while loop is initially false?

easy📝 Conceptual Q1 of 15
PHP - Loops

What happens if the condition in a while loop is initially false?

AThe loop body does not execute at all
BThe loop body executes once
CThe loop runs infinitely
DThe loop throws an error
Step-by-Step Solution
Solution:

  1. Step 1: Understand the while loop condition check

    The while loop checks the condition before running the loop body.

  2. Step 2: Analyze what happens if condition is false initially

    If the condition is false at the start, the loop body is skipped entirely.

  3. Final Answer:

    The loop body does not execute at all -> Option A

  4. Quick Check:

    Initial false condition = no loop execution [OK]
Quick Trick: While loops check condition before running body [OK]
Common Mistakes:
  • Assuming loop runs once even if condition false
  • Thinking loop runs infinitely by default

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