php Programming Glossary: evaluates

How to evaluate formula passed as string in PHP?

http://stackoverflow.com/questions/1015242/how-to-evaluate-formula-passed-as-string-in-php

sources. It provides robust error checking and only evaluates a limited set of functions. It could be used to generate graphs..

Search Multidimensional Array in PHP

http://stackoverflow.com/questions/10552011/search-multidimensional-array-in-php

FALSE but may also return a non Boolean value which evaluates to FALSE. Please read the section on Booleans for more information...

require_once () or die() not working

http://stackoverflow.com/questions/1163473/require-once-or-die-not-working

higher precedence than require require_once. Therefore php evaluates 'abc.php' or die oops before passing the result to require_once... to require_once. Or takes two boolean operands. 'abc.php' evaluates to true therefore the whole expression is true and require_once..

Why does 1234 == '1234 test' evaluate to true? [duplicate]

http://stackoverflow.com/questions/12151997/why-does-1234-1234-test-evaluate-to-true

someone I'm sure. Can someone explain why this expression evaluates to true 1234 '1234 test' php equals equality share improve..

PHP syntax question: What does the question mark and colon mean? [duplicate]

http://stackoverflow.com/questions/1276909/php-syntax-question-what-does-the-question-mark-and-colon-mean

also known as a conditional operator if first operand evaluates true evaluate as second operand else evaluate as third operand...

isset() and empty() make code ugly

http://stackoverflow.com/questions/1960509/isset-and-empty-make-code-ugly

set them all you need to worry about is if their value evaluates to true or false or whatever else . Regular variables anywhere..

What is ?: in PHP 5.3? [duplicate]

http://stackoverflow.com/questions/2153180/what-is-in-php-5-3

Auditing a PHP codebase

http://stackoverflow.com/questions/4273244/auditing-a-php-codebase

unexpected result one day if foo Some Value . This always evaluates true of course and was most likely due to a typo. However in..

What's the difference between if(!Variable) and if(isset($variable))?

http://stackoverflow.com/questions/5164972/whats-the-difference-between-ifvariable-and-ifissetvariable

var tells you if that variable is true or anything that evaluates to true such as a string . Also using var will output a notice..

Why does PHP consider 0 to be equal to a string?

http://stackoverflow.com/questions/6843030/why-does-php-consider-0-to-be-equal-to-a-string

it with the initial value of 0 the if loop indicated above evaluates as true and the price is set to 1. That is it considers 0 as.. initialization the behaviour is erratic sometimes the if evaluates as true sometimes it evaluates as false. php string numbers.. is erratic sometimes the if evaluates as true sometimes it evaluates as false. php string numbers evaluate share improve this..

Reference: Comparing PHP's print and echo

http://stackoverflow.com/questions/7094118/reference-comparing-phps-print-and-echo

Expressions must evaluate to values for example true evaluates to false and abs 5 evaluates to 5 . Since print e is also an.. to values for example true evaluates to false and abs 5 evaluates to 5 . Since print e is also an expression it must evaluate.. to define the semantics for print . print e when evaluated evaluates its single argument e and type casts the resulting value to..

quick php syntax question

http://stackoverflow.com/questions/889373/quick-php-syntax-question

is a ternary operator The expression expr1 expr2 expr3 evaluates to expr2 if expr1 evaluates to TRUE and expr3 if expr1 evaluates.. expression expr1 expr2 expr3 evaluates to expr2 if expr1 evaluates to TRUE and expr3 if expr1 evaluates to FALSE . share improve..