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Full Discussion: syntax error on if statement
Top Forums Shell Programming and Scripting syntax error on if statement Post 302321535 by chihung on Monday 1st of June 2009 12:10:12 PM
Old 06-01-2009
In UNIX shell, white space (one or more space/tab) is important to serve as separator. In the "if" command, the syntax is:
"if" <space> <expression>
then
<command>
<command>
"fi"

The <expression> in your case is:
"[" <space> "$size" <space> "-ge" <space> "700" <space> "]"

Since you are comparing numeric value, you need to use:
-lt, less than
-le, less than or equal to
-gt, greater than
-ge, greater than or equal to
-ne, not equal to

If you are comparing string,
=, equal
!=, not equal to


Since semi-colon (Smilie enables mutli commands in a single line,
Code:
if [ $size -ge 700 ]; then

is in fact equivalent to
Code:
if [ $size -ge 700 ]
then

 

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OCI_NUM_ROWS(3) 														   OCI_NUM_ROWS(3)

oci_num_rows - Returns number of rows affected during statement execution

SYNOPSIS
int oci_num_rows (resource $statement) DESCRIPTION
Gets the number of rows affected during statement execution. PARAMETERS
o $statement - A valid OCI statement identifier. RETURN VALUES
Returns the number of rows affected as an integer, or FALSE on errors. EXAMPLES
Example #1 oci_num_rows(3) example <?php $conn = oci_connect("hr", "hrpwd", "localhost/XE"); if (!$conn) { $m = oci_error(); trigger_error(htmlentities($m['message']), E_USER_ERROR); } $stid = oci_parse($conn, "create table emp2 as select * from employees"); oci_execute($stid); echo oci_num_rows($stid) . " rows inserted.<br /> "; oci_free_statement($stid); $stid = oci_parse($conn, "delete from emp2"); oci_execute($stid, OCI_DEFAULT); echo oci_num_rows($stid) . " rows deleted.<br /> "; oci_commit($conn); oci_free_statement($stid); $stid = oci_parse($conn, "drop table emp2"); oci_execute($stid); oci_free_statement($stid); oci_close($conn); ?> NOTES
Note This function does not return number of rows selected! For SELECT statements this function will return the number of rows, that were fetched to the buffer with oci_fetch*(3) functions. Note In PHP versions before 5.0.0 you must use ocirowcount(3) instead. This name still can be used, it was left as alias of oci_num_rows(3) for downwards compatability. This, however, is deprecated and not recommended. PHP Documentation Group OCI_NUM_ROWS(3)
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