chl_geti

Name

<chl/chl.h>

chl_geti, CHL GET integer

Declaration

int chl_geti(char * name);

Description

The chl_geti function is used to fetch the value converted to an integer of the GET method variable [name].

Arguments

• name: the name of the GET variable

Return value

On success: GET variable value converted to integer, -1 if variable is not defined, if conversion to integer could not be done or if an error occurred.

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Examples

Call CHL controller file 'index.chl' with GET parameters (num1=40, num2=10)

index.chl?num1=40&num2=10

main.c

#include <chl/chl.h>
#include <stdio.h>

int main() {
    int sum;

    chl_set_default_headers();
    chl_print_headers();
    
    sum = chl_geti("num1") + chl_geti("num2");
    printf("The sum of %s + %s = %d", chl_get("num1"), chl_get("num2"), sum);
}

Output: The sum of 40 + 10 = 50