Bird
0
0

What does the PHP function strcasecmp() do?

easy📝 Conceptual Q2 of 15
PHP - String Functions
What does the PHP function strcasecmp() do?
ACompares two strings ignoring case
BCompares two strings case-sensitively
CCompares only the first character of two strings
DReturns the length of the longer string
Step-by-Step Solution
Solution:

  1. Step 1: Identify strcasecmp() behavior

    strcasecmp() compares two strings ignoring case differences.

  2. Step 2: Differentiate from other functions

    It does not consider case, unlike strcmp(). It compares full strings, not just first characters.

  3. Final Answer:

    Compares two strings ignoring case -> Option A

  4. Quick Check:

    Case-insensitive comparison = strcasecmp() [OK]
Quick Trick: strcasecmp() ignores case when comparing strings [OK]
Common Mistakes:
  • Thinking strcasecmp() is case-sensitive
  • Confusing it with strcmp()
  • Assuming it compares only part of strings

Want More Practice?

15+ quiz questions · All difficulty levels · Free

Free Signup - Practice All Questions
More PHP Quizzes
Array Functions - Array reduce function - Quiz 8hard Classes and Objects - Object instantiation with new - Quiz 11easy Error and Exception Handling - Why error handling matters - Quiz 15hard File Handling - Directory operations - Quiz 4medium File Handling - Why file operations matter - Quiz 5medium File Handling - Writing files (fwrite, file_put_contents) - Quiz 13medium Inheritance and Polymorphism - Parent keyword behavior - Quiz 9hard Inheritance and Polymorphism - Type hinting with parent classes - Quiz 2easy Interfaces and Traits - Why traits are needed - Quiz 14medium String Functions - Substring extraction - Quiz 6medium