PHP tutorial in hindi part -7– Important functions for string in php

In this tutorial we will learn about some important functions for string in php.
strlen() — tells the number of character in a string or length of a string

substr() – Used to display a part of a string

trim() – Remove spaces from a string

rtrim()– Remove spaces from right side of a string

ltrim()– Remove spaces from left side of a string

strtolower() — Convert string character to lowercase

strtoupper() — Convert string character to uppercase

str_replace() — Used to replace string by another string

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