PHP Basic Learning-strstr () function

PHP Basic Learning--strstr () function

PHP strstr () function

PHP String function

Definition and usage

The Strstr () function searches for the first occurrence of a string in another string.

The function returns the remainder of the string (from the matching point). returns false if the searched string is not found.

Grammar

Strstr (String,search)

parameter Description

string	required. Specifies the string to be searched.
search	required. Specifies the string to search for. If the parameter is a number, the character that matches the ASCII value of the number is searched.

Hints and Notes

Note: This function is binary safe.

Note: The function is case-sensitive. For a case-insensitive search, use the? Stristr ().

Example

Example 1

 
  Strstr ("Hello world!", "World");? >

Output:

world!

Example 2

In this example, we will search for the characters represented by the ASCII value of "O":

 
  Strstr ("Hello world!", 111);? >

Output:

o world!

PHP String function

