String & Date


  • Checking Date
  • Adding Date
  • Date Function
  • Sunrise & Sunset Time
  • Strings in PHP
  • Replacing String
  • Length of the String
  • Finding Position of Specific Character in a String
  • Reversing a String
  • Converting a String into Lower-case
  • Converting a String into Upper-case
  • Converting First Letter of a String into Upper-case
  • Converting First Letter of Every Word to Upper-case
  • Counting Number of Words in a String
  • Substring of a String