Re: Can PHP execute a string containing PHP code?
[email protected] (Bojan Tesanovic) Fri, 9 May 2008 20:15:17 +0200
| Newsgroups | php.evangelism |
|---|---|
| Message-ID | <[email protected]> |
--Apple-Mail-1-121483921 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed $toEval = "\$y = 5 * 6; "; eval($toEval); echo $y; //will output 30 On May 9, 2008, at 7:41 PM, jim wrote: > Hi, > > Can anyone tell me how to use PHP to execute a string that contains > PHP code > which contains references to objects and variables such that when > the string > (code) is executed the objects and/or variables are updated (from the > perspective of the calling program)? > > I am in the process of determining if PHP is the appropriate scripting > language for an application that I am writing. > > Thanks in advance. > Jim > > Bojan Tesanovic http://www.carster.us/ --Apple-Mail-1-121483921 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=ISO-8859-1 <html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; = -webkit-line-break: after-white-space; "> <div>$toEval =3D "\$y =3D 5 * 6; = ";</div><div>eval($toEval);</div><div><br = class=3D"webkit-block-placeholder"></div><div>echo $y; //will output = 30</div><div><br class=3D"webkit-block-placeholder"></div><br><div><div>On= May 9, 2008, at 7:41 PM, jim wrote:</div><br = class=3D"Apple-interchange-newline"><blockquote type=3D"cite"><div = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; ">Hi,</div><div style=3D"margin-top: 0px; = margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: = 14px; "><br></div><div style=3D"margin-top: 0px; margin-right: 0px; = margin-bottom: 0px; margin-left: 0px; ">Can anyone tell me how to use = PHP to execute a string that contains PHP code<span = class=3D"Apple-converted-space">=A0</span></div><div style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">which = contains references to objects and variables such that when the = string<span class=3D"Apple-converted-space">=A0</span></div><div = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; ">(code) is executed the objects and/or variables are = updated (from the<span class=3D"Apple-converted-space">=A0</span></div><di= v style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; ">perspective of the calling program)?</div><div = style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; = margin-left: 0px; min-height: 14px; "><br></div><div style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">I am in = the process of determining if PHP is the appropriate scripting<span = class=3D"Apple-converted-space">=A0</span></div><div style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">language = for an application that I am writing.</div><div style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; = min-height: 14px; "><br></div><div style=3D"margin-top: 0px; = margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Thanks in = advance.</div><div style=3D"margin-top: 0px; margin-right: 0px; = margin-bottom: 0px; margin-left: 0px; ">Jim<span = class=3D"Apple-converted-space">=A0</span></div><div style=3D"margin-top: = 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; = min-height: 14px; "><br></div><div style=3D"margin-top: 0px; = margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: = 14px; "><br></div> </blockquote></div><br><div> <span = class=3D"Apple-style-span" style=3D"border-collapse: separate; color: = rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: = normal; font-variant: normal; font-weight: normal; letter-spacing: = normal; line-height: normal; orphans: 2; text-align: auto; text-indent: = 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: = 0px; -webkit-border-horizontal-spacing: 0px; = -webkit-border-vertical-spacing: 0px; = -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: = auto; -webkit-text-stroke-width: 0; "><span class=3D"Apple-style-span" = style=3D"border-collapse: separate; color: rgb(0, 0, 0); font-family: = Helvetica; font-size: 12px; font-style: normal; font-variant: normal; = font-weight: normal; letter-spacing: normal; line-height: normal; = orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; = widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; = -webkit-border-vertical-spacing: 0px; = -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: = auto; -webkit-text-stroke-width: 0px; "><div>Bojan = Tesanovic</div><div><a = href=3D"http://www.carster.us">http://www.carster.us</a>/</div><div><br = class=3D"webkit-block-placeholder"></div></span><br = class=3D"Apple-interchange-newline"></span><br = class=3D"Apple-interchange-newline"> </div><br></body></html>= --Apple-Mail-1-121483921--