PHP | strspn() Function

PHP strspn() Function


Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP strspn() Function.

The PHP strspn() function is used to find the length of the initial segment of a string consisting entirely of characters contained within a given mask. It returns the number of characters found in the string from the charlist parameter.

Note: This function is binary-safe.

syntax

Following below is the syntax to use this function -

strspn(string,charlist,start,length)


Parameter Details

Sr.NoParameters & Description
1

string

It specifies the string to search

2

length

It specifies the string length

3

start

It specifies where to begin the start

4

charlist

It specifies characters to find


Return Value

It returns the number of characters found in the string from the charlist parameter, else FALSE if the string is not found.

Example

Try out the example below -

<?php
   echo strspn("webdesigntutorialz","w");
?>

Output

When the above code is executed, it will produce the following result -

1


Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we will be studying about the PHP strstr() Function.

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