Mobile Number does not start with 0 Validation

Question

1.00/5 (2 votes)

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Mobile Number textbox1.

in that mobile Number user does not type the mobile number start with 0.

for that i validate the code.

C#

if(txt_mobile.Text.StartsWith = 0)
{
Label6.Text = "Enter Correct Mobile Number";
 return;
}

i written the above code but error shows as follows;

Cannot assign to 'StartsWith' because it is a 'method group'.

from my above code what is the error.

Posted 26-Dec-12 18:29pm

Member 8054539

Updated 26-Dec-12 19:34pm

Sushil Mate

v2

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Oleksandr Kulchytskyi · Answer 1 · 2012-12-26T23:09:00

Solution 2

Hi , i strongly recommend to you to check if there is any empty line in the beginin of the string

so as a result

C#

if(txt_mobile.Text.TrimStart().StartsWith("0"))
{
Label6.Text = "Enter Correct Mobile Number";
return false;
}

Posted 26-Dec-12 23:09pm

Oleksandr Kulchytskyi

Krunal Rohit · Answer 2 · 2012-12-26T18:32:00

Solution 1

C#

if(txt_mobile.Text.StartsWith("0"))
{
Label6.Text = "Enter Correct Mobile Number";
return false;
}

Posted 26-Dec-12 18:32pm

Krunal Rohit

Updated 26-Dec-12 20:23pm

v4