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Index: L

language, PHP: 2. Language Basics

last-in first-out (LIFO) stacks: 5.10.2. Stacks

lcg_value( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

LDAP (Lightweight Directory Access Protocol): B.1. Optional Extensions Listing

leading parameter for PDF text: 10.3.2. Text Functions

left shift (<<) operator: 2.4.9. Bitwise Operators

length

of output buffers: 13.3.1. Output Buffering

of strings: A.3d. Alphabetical Listing of PHP Functions (r-z)

strlen( ) function (example): 3.1. Calling a Function

Lerdorf, Rasmus: 1.2. A Brief History of PHP

less than (<) operator: 2.4.8. Comparison Operators

less than or equal to (<=) operator: 2.4.8. Comparison Operators

levels of conditions, error reporting: 13.4.1. Error Reporting

levenshtein( ) function: 4.6.2. Approximate Equality

A.2c. Alphabetical Listing of PHP Functions (j-q)

Levenshtein algorithm, calculating similarity of strings: 4.6.2. Approximate Equality

lexicographic (textual) comparisons: 2.4.8. Comparison Operators

libraries: 1.3. Installing PHP

(see also extensions)
code: 13.1. Code Libraries
concealing for security: 12.5. Concealing PHP Libraries
PEAR, installing: 1.3. Installing PHP

libswf extension, configuring external dependencies: 14.4.2. External Dependencies

Lightweight Directory Access Protocol (LDAP): B.1. Optional Extensions Listing

line breaks in PHP code: 2.1.3. Whitespace and Line Breaks

line endings on Unix and Windows: 15.2.7. End-of-Line Handling

lines, drawing: 9.4.5. Basic Drawing Functions

from current point back to starting point: 10.4.2. Graphics

link( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

linkinfo( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

links: A.2b. Alphabetical Listing of PHP Functions (f-i)

in PDF documents[links

PDF}: 10.5.2. Links

lstat( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

readlink( ) function: A.3d. Alphabetical Listing of PHP Functions (r-z)

symbolic: A.3d. Alphabetical Listing of PHP Functions (r-z)

unlinking: A.3d. Alphabetical Listing of PHP Functions (r-z)

list( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

combining with array_slice( ): 5.5.1. Slicing an Array
copying array values into variables: 5.5. Extracting Multiple Values

literals: 2.1.5. Literals

string: 2.2.3. Strings

load balancing: 13.5.5.2. Load balancing and redirection

loading code and HTML from another module: 2.6. Including Code

local scope: 2.3.3.1. Local scope

function parameters: 2.3.3.4. Function parameters

local server application: 15.3.1. Background

local variables, freeing values in memory management: 2.3.4. Garbage Collection

locale system (Unix): 4.9. POSIX-Style Regular Expressions

localeconv( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

localtime( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

Location header: 7.5.2. Redirections

log10( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

Log objects, serializing/deserializing (example): 6.6. Serialization

logging

in error handlers: 13.4.4.1. Logging in error handlers
error messages to syslog: A.3d. Alphabetical Listing of PHP Functions (r-z)
functions for: A.1. PHP Functions by Category
opening connection to system logger: A.2c. Alphabetical Listing of PHP Functions (j-q)
session errors: 7.6.2.3. Custom storage

logical operators: 2.4.10. Logical Operators

long data type: A.2b. Alphabetical Listing of PHP Functions (f-i)

storing integers as: 14.6. The pval/zval Data Type

long2ip( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

lookahead and lookbehind assertions: 4.10.10. Lookahead and Lookbehind

conditional expressions: 4.10.12. Conditional Expressions

looping over array elements with each( ): 5.7.2. The Iterator Functions

loops: 2.5. Flow-Control Statements

do/while: 2.5.3. while

foreach: 2.2.5. Arrays

5.7.1. The foreach Construct

while: 2.5.3. while

lstat( ) function: A.2c. Alphabetical Listing of PHP Functions (j-q)

ltrim( ) function: 4.4.1. Removing Whitespace

A.2c. Alphabetical Listing of PHP Functions (j-q)

Luhn checksum: 4.9.3.1. Matching

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