PHP - String Functions
What is the output of the following PHP code?
$name = "john doe";
echo ucfirst($name);
What is the output of the following PHP code?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Understand ucfirst() behavior
ucfirst()capitalizes only the first character of the entire string, leaving the rest unchanged.Step 2: Apply to given string
Input is "john doe". Afterucfirst(), it becomes "John doe" (only first letter capitalized).Final Answer:
John doe -> Option AQuick Check:
ucfirst("john doe") = "John doe" [OK]
Quick Trick: ucfirst() capitalizes only first letter of whole string [OK]
Common Mistakes:
- Expecting all words capitalized
- Confusing ucfirst() with ucwords()
- Assuming it converts whole string to uppercase
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